From 36f95111ce07e9053c78430ff2dffb454a64c768 Mon Sep 17 00:00:00 2001
From: Walter Bender <walter@walter-laptop.(none)>
Date: Sat, 28 Feb 2009 22:35:43 +0000
Subject: adding de sv sl

---
(limited to 'images/sl/turtle')

diff --git a/images/sl/turtle/arc.svg b/images/sl/turtle/arc.svg
new file mode 100644
index 0000000..d44b985
--- /dev/null
+++ b/images/sl/turtle/arc.svg
@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?> 
+ <svg 
+    xmlns="http://www.w3.org/2000/svg" 
+    xmlns:xlink="http://www.w3.org/1999/xlink" 
+    width="87" 
+    height="81" 
+    version="1.0"> 
+   <defs> 
+     <linearGradient 
+        id="linearGradient3166"> 
+       <stop 
+          style="stop-color:#ffffff;stop-opacity:1;" 
+          offset="0" 
+          id="stop3168" /> 
+       <stop 
+          style="stop-color:#00ff00;stop-opacity:1;" 
+          offset="1" 
+          id="stop3170" /> 
+     </linearGradient> 
+     <linearGradient 
+        xlink:href="#linearGradient3166" 
+        id="linearGradient3172" 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        gradientUnits="userSpaceOnUse" /> 
+   </defs> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.5;stroke-opacity:1" 
+      d="M 69.75,42.75 L 86.25,42.75 L 86.25,49 L 82.25,49 L 82.25,45.75 L 71.75,45.75" /> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.5;stroke-opacity:1" 
+      d="M 69.75,70.25 L 86.25,70.25 L 86.25,64.249999 L 82.25,64.249999 L 82.25,67.249999 L 71.75,67.249999" /> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.5;stroke-opacity:1" 
+      d="M 70,6 L 86.5,6 L 86.5,12 L 82.5,12 L 82.5,9 L 72,9" /> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.5;stroke-opacity:1" 
+      d="M 70,33.5 L 86.5,33.5 L 86.5,27.5 L 82.5,27.5 L 82.5,30.5 L 72,30.5" /> 
+   <path 
+      style="fill:url(#linearGradient3172);fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" 
+      d="M 48,1 C 64,1 64,1 64,1 C 64,1 68.131798,3.4865526 69.5,5 C 70.897472,6.5458243 73,11 73,11 L 73,67 C 73,67 70.78295,70.693654 69.5,72 C 68.07044,73.455629 64,76 64,76 L 47,76 L 47,76 L 47,80 L 27,80 L 27,76 L 10,76 C 10,76 5.9295605,73.455629 4.5,72 C 3.2170498,70.693654 1,67 1,67 L 1,11 C 1,11 3.1025283,6.5458243 4.5,5 C 5.8682021,3.4865526 10,1 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z" /> 
+   <text 
+      style="font-size:12px;text-anchor:middle;text-align:center;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="37" 
+        y="43" 
+        style="font-size:16px;">arc</tspan></text> 
+   <text 
+      style="font-size:12px;text-anchor:end;text-align:end;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="68" 
+        y="22" 
+        style="font-size:14px">angle</tspan></text> 
+   <text 
+      style="font-size:12px;text-anchor:end;text-align:end;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="68" 
+        y="64" 
+        style="font-size:14px">radius</tspan></text> 
+ </svg> 
+ 
\ No newline at end of file
diff --git a/images/sl/turtle/back.svg b/images/sl/turtle/back.svg
new file mode 100644
index 0000000..5a2c011
--- /dev/null
+++ b/images/sl/turtle/back.svg
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?> 
+ <svg 
+    xmlns="http://www.w3.org/2000/svg" 
+    xmlns:xlink="http://www.w3.org/1999/xlink" 
+    width="87" 
+    height="44"> 
+   <defs> 
+     <linearGradient 
+        id="linearGradient3166"> 
+       <stop 
+          style="stop-color:#ffffff;stop-opacity:1;" 
+          offset="0" 
+          id="stop3168" /> 
+       <stop 
+          style="stop-color:#00ff00;stop-opacity:1;" 
+          offset="1" 
+          id="stop3170" /> 
+     </linearGradient> 
+     <linearGradient 
+        xlink:href="#linearGradient3166" 
+        id="linearGradient3172" 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        gradientUnits="userSpaceOnUse" /> 
+   </defs> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.50000000000000000;stroke-opacity:1" 
+      d="M 70,6 L 86.5,6 L 86.5,12 L 82.5,12 L 82.5,9 L 72,9" /> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.50000000000000000;stroke-opacity:1" 
+      d="M 70,33.5 L 86.5,33.5 L 86.5,27.5 L 82.5,27.5 L 82.5,30.5 L 72,30.5" /> 
+   <path 
+      style="fill:url(#linearGradient3172);fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" 
+      d="M 48,1 C 64,1 64,1 64,1 C 64,1 68.131798,3.4865526 69.5,5 C 70.897472,6.5458243 73,11 73,11 L 73,30 C 73,30 70.78295,33.693654 69.5,35 C 68.07044,36.455629 64,39 64,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 C 10,39 5.9295605,36.455629 4.5,35 C 3.2170498,33.693654 1,30 1,30 L 1,11 C 1,11 3.1025283,6.5458243 4.5,5 C 5.8682021,3.4865526 10,1 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z" /> 
+   <text 
+      style="font-size:12px;text-anchor:middle;text-align:center;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="37" 
+        y="26" 
+        style="font-size:16px;">back</tspan> 
+   </text> 
+ </svg> 
+ 
\ No newline at end of file
diff --git a/images/sl/turtle/clean.svg b/images/sl/turtle/clean.svg
new file mode 100644
index 0000000..57d767d
--- /dev/null
+++ b/images/sl/turtle/clean.svg
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?> 
+ <svg 
+    xmlns="http://www.w3.org/2000/svg" 
+    xmlns:xlink="http://www.w3.org/1999/xlink" 
+    width="74" 
+    height="44" 
+    version="1.0"> 
+   <defs> 
+     <linearGradient 
+        id="linearGradient3166"> 
+       <stop 
+          style="stop-color:#ffffff;stop-opacity:1;" 
+          offset="0" 
+          id="stop3168" /> 
+       <stop 
+          style="stop-color:#00ff00;stop-opacity:1;" 
+          offset="1" 
+          id="stop3170" /> 
+     </linearGradient> 
+     <linearGradient 
+        xlink:href="#linearGradient3166" 
+        id="linearGradient3172" 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        gradientUnits="userSpaceOnUse" /> 
+   </defs> 
+   <path 
+      style="fill:url(#linearGradient3172);fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" 
+      d="M 48,1 C 64,1 64,1 64,1 C 64,1 68.131798,3.4865526 69.5,5 C 70.897472,6.5458243 73,11 73,11 L 73,30 C 73,30 70.78295,33.693654 69.5,35 C 68.07044,36.455629 64,39 64,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 C 10,39 5.9295605,36.455629 4.5,35 C 3.2170498,33.693654 1,30 1,30 L 1,11 C 1,11 3.1025283,6.5458243 4.5,5 C 5.8682021,3.4865526 10,1 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z" /> 
+   <text 
+      style="font-size:12px;text-anchor:middle;text-align:center;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="37" 
+        y="26" 
+        style="font-size:18px;">clean</tspan> 
+   </text> 
+ </svg>
diff --git a/images/sl/turtle/forward.svg b/images/sl/turtle/forward.svg
new file mode 100644
index 0000000..eb2a6a7
--- /dev/null
+++ b/images/sl/turtle/forward.svg
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?> 
+ <svg 
+    xmlns="http://www.w3.org/2000/svg" 
+    xmlns:xlink="http://www.w3.org/1999/xlink" 
+    width="87" 
+    height="44"> 
+   <defs> 
+     <linearGradient 
+        id="linearGradient3166"> 
+       <stop 
+          style="stop-color:#ffffff;stop-opacity:1;" 
+          offset="0" 
+          id="stop3168" /> 
+       <stop 
+          style="stop-color:#00ff00;stop-opacity:1;" 
+          offset="1" 
+          id="stop3170" /> 
+     </linearGradient> 
+     <linearGradient 
+        xlink:href="#linearGradient3166" 
+        id="linearGradient3172" 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        gradientUnits="userSpaceOnUse" /> 
+   </defs> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.50000000000000000;stroke-opacity:1" 
+      d="M 70,6 L 86.5,6 L 86.5,12 L 82.5,12 L 82.5,9 L 72,9" /> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.50000000000000000;stroke-opacity:1" 
+      d="M 70,33.5 L 86.5,33.5 L 86.5,27.5 L 82.5,27.5 L 82.5,30.5 L 72,30.5" /> 
+   <path 
+      style="fill:url(#linearGradient3172);fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" 
+      d="M 48,1 C 64,1 64,1 64,1 C 64,1 68.131798,3.4865526 69.5,5 C 70.897472,6.5458243 73,11 73,11 L 73,30 C 73,30 70.78295,33.693654 69.5,35 C 68.07044,36.455629 64,39 64,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 C 10,39 5.9295605,36.455629 4.5,35 C 3.2170498,33.693654 1,30 1,30 L 1,11 C 1,11 3.1025283,6.5458243 4.5,5 C 5.8682021,3.4865526 10,1 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z" /> 
+   <text 
+      style="font-size:12px;text-anchor:middle;text-align:center;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="37" 
+        y="26" 
+        style="font-size:16px;">forward</tspan> 
+   </text> 
+ </svg> 
+ 
\ No newline at end of file
diff --git a/images/sl/turtle/heading.svg b/images/sl/turtle/heading.svg
new file mode 100644
index 0000000..c589072
--- /dev/null
+++ b/images/sl/turtle/heading.svg
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?> 
+ <svg 
+    xmlns="http://www.w3.org/2000/svg" 
+    xmlns:xlink="http://www.w3.org/1999/xlink" 
+    width="105" 
+    height="21"> 
+   <defs> 
+     <linearGradient 
+        id="linearGradient3166"> 
+       <stop 
+          style="stop-color:#ffffff;stop-opacity:1;" 
+          offset="0" 
+          id="stop3168" /> 
+       <stop 
+          style="stop-color:#00ff00;stop-opacity:1;" 
+          offset="1" 
+          id="stop3170" /> 
+     </linearGradient> 
+     <linearGradient 
+        xlink:href="#linearGradient3166" 
+        id="linearGradient3172" 
+        x1="0" 
+        y1="0" 
+        x2="104" 
+        y2="21" 
+        gradientUnits="userSpaceOnUse" /> 
+   </defs> 
+   <path 
+      style="fill:url(#linearGradient3172);fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" 
+      d="M 1,0.5 L 6,0.5 L 6,4.5 L 13,4.5 L 13,0.5 L 104.5,0.5 L 104.5,20.5 L 13,20.5 L 13,16.5 L 6,16.5 L 6,20.5 L 1,20.5 L 1,0.5 z" /> 
+   <text 
+      style="font-size:12px;text-anchor:middle;text-align:center;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="54" 
+        y="15.5" 
+        style="font-size:16px;">heading</tspan> 
+   </text> 
+ </svg> 
diff --git a/images/sl/turtle/image.svg b/images/sl/turtle/image.svg
new file mode 100644
index 0000000..5d2d28c
--- /dev/null
+++ b/images/sl/turtle/image.svg
@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+<svg
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   version="1.0"
+   width="95"
+   height="89"
+   id="svg2">
+  <defs
+     id="defs5">
+    <linearGradient
+       id="linearGradient3166">
+      <stop
+         id="stop3168"
+         style="stop-color:#ffffff;stop-opacity:1"
+         offset="0" />
+      <stop
+         id="stop3170"
+         style="stop-color:#00ff00;stop-opacity:1"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       x1="66"
+       y1="23"
+       x2="203"
+       y2="23"
+       id="linearGradient4362"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.9988658,0,0,1.0058014,-66.475849,-24.253309)" />
+ </defs>
+  <path
+     d="M 64.5,0.75 L 47.75,0.75 L 47.75,4.75 L 25.75,4.75 L 25.75,0.75 L 10,0.720588 C 10,0.720588 6.1158487,3.358664 4.75,4.75 C 3.665741,5.85449 1,10.75 1,10.75 L 1,77.99 C 1,77.99 1.6401315,81.31861 2.4999613,81.995 C 3.3305948,82.64842 6.999845,84.25 6.999845,84.25 L 27,84.25 L 27,88 L 47,88 L 47,84.25 L 94,84.25 L 94,8.75 L 70,8.75 L 67.5,3.75 L 64.5,0.75 z"
+     id="path2480"
+     style="opacity:1;fill:url(#linearGradient4362);fill-opacity:1;fill-rule:evenodd;stroke:#00a000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+  <path
+     d="M 10.75,20.802425 L 83.804575,20.802425 L 83.804575,73.25 L 10.75,73.25 L 10.75,20.802425 z"
+     id="path3264"
+     style="fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:#00a000;stroke-width:1.5;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+</svg>
diff --git a/images/sl/turtle/journal.svg b/images/sl/turtle/journal.svg
new file mode 100644
index 0000000..4859f58
--- /dev/null
+++ b/images/sl/turtle/journal.svg
@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+<svg
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   version="1.0"
+   width="75"
+   height="54"
+   id="svg2">
+  <defs
+     id="defs5">
+    <linearGradient
+       id="linearGradient3166">
+      <stop
+         id="stop3168"
+         style="stop-color:#ffffff;stop-opacity:1"
+         offset="0" />
+      <stop
+         id="stop3170"
+         style="stop-color:#00ff00;stop-opacity:1"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       x1="0.94254935"
+       y1="-31.669659"
+       x2="104.37702"
+       y2="20.434471"
+       id="linearGradient3172"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.7083638,0,0,1.0012565,0.1338084,32.632067)" />
+  </defs>
+  <path
+     d="M 0.84217214,0.84217214 L 74.157828,0.84217214 L 74.157828,53.157828 L 0.84217214,53.157828 L 0.84217214,0.84217214 z"
+     id="path9"
+     style="fill:url(#linearGradient3172);fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+  <g
+     transform="translate(10.8745,-0.5)"
+     id="activity-journal"
+     style="stroke:#000000;stroke-opacity:1;display:block">
+	<path
+   d="M 45.866,44.669 C 45.866,47.18 44.338,49 41.534,49 L 12.077,49 L 12.077,6 L 41.535,6 C 43.685,6 45.867,8.154 45.867,10.33 L 45.866,44.669 L 45.866,44.669 z"
+   id="path2458"
+   style="fill:#ffffff;stroke:#000000;stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round;stroke-opacity:1" />
+
+	
+		<line
+   id="line2460"
+   y2="48.881001"
+   y1="6.1209998"
+   x2="21.341"
+   x1="21.341"
+   style="fill:none;stroke:#000000;stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round;stroke-opacity:1" />
+
+	<path
+   d="M 7.384,14.464 C 7.384,14.464 9.468,15.159 11.554,15.159 C 13.64,15.159 15.727,14.464 15.727,14.464"
+   id="path2462"
+   style="fill:none;stroke:#000000;stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round;stroke-opacity:1" />
+
+	<path
+   d="M 7.384,28.021 C 7.384,28.021 9.296,28.716 11.729,28.716 C 14.162,28.716 15.728,28.021 15.728,28.021"
+   id="path2464"
+   style="fill:none;stroke:#000000;stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round;stroke-opacity:1" />
+
+	<path
+   d="M 7.384,41.232 C 7.384,41.232 9.12,41.927 11.902,41.927 C 14.683,41.927 15.727,41.232 15.727,41.232"
+   id="path2466"
+   style="fill:none;stroke:#000000;stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round;stroke-opacity:1" />
+
+</g>
+</svg>
diff --git a/images/sl/turtle/left.svg b/images/sl/turtle/left.svg
new file mode 100644
index 0000000..013a2d2
--- /dev/null
+++ b/images/sl/turtle/left.svg
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?> 
+ <svg 
+    xmlns="http://www.w3.org/2000/svg" 
+    xmlns:xlink="http://www.w3.org/1999/xlink" 
+    width="87" 
+    height="44"> 
+   <defs> 
+     <linearGradient 
+        id="linearGradient3166"> 
+       <stop 
+          style="stop-color:#ffffff;stop-opacity:1;" 
+          offset="0" 
+          id="stop3168" /> 
+       <stop 
+          style="stop-color:#00ff00;stop-opacity:1;" 
+          offset="1" 
+          id="stop3170" /> 
+     </linearGradient> 
+     <linearGradient 
+        xlink:href="#linearGradient3166" 
+        id="linearGradient3172" 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        gradientUnits="userSpaceOnUse" /> 
+   </defs> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.50000000000000000;stroke-opacity:1" 
+      d="M 70,6 L 86.5,6 L 86.5,12 L 82.5,12 L 82.5,9 L 72,9" /> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.50000000000000000;stroke-opacity:1" 
+      d="M 70,33.5 L 86.5,33.5 L 86.5,27.5 L 82.5,27.5 L 82.5,30.5 L 72,30.5" /> 
+   <path 
+      style="fill:url(#linearGradient3172);fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" 
+      d="M 48,1 C 64,1 64,1 64,1 C 64,1 68.131798,3.4865526 69.5,5 C 70.897472,6.5458243 73,11 73,11 L 73,30 C 73,30 70.78295,33.693654 69.5,35 C 68.07044,36.455629 64,39 64,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 C 10,39 5.9295605,36.455629 4.5,35 C 3.2170498,33.693654 1,30 1,30 L 1,11 C 1,11 3.1025283,6.5458243 4.5,5 C 5.8682021,3.4865526 10,1 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z" /> 
+   <text 
+      style="font-size:12px;text-anchor:middle;text-align:center;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="37" 
+        y="26" 
+        style="font-size:16px;">left</tspan> 
+   </text> 
+ </svg> 
+ 
\ No newline at end of file
diff --git a/images/sl/turtle/right.svg b/images/sl/turtle/right.svg
new file mode 100644
index 0000000..83d72d6
--- /dev/null
+++ b/images/sl/turtle/right.svg
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?> 
+ <svg 
+    xmlns="http://www.w3.org/2000/svg" 
+    xmlns:xlink="http://www.w3.org/1999/xlink" 
+    width="87" 
+    height="44"> 
+   <defs> 
+     <linearGradient 
+        id="linearGradient3166"> 
+       <stop 
+          style="stop-color:#ffffff;stop-opacity:1;" 
+          offset="0" 
+          id="stop3168" /> 
+       <stop 
+          style="stop-color:#00ff00;stop-opacity:1;" 
+          offset="1" 
+          id="stop3170" /> 
+     </linearGradient> 
+     <linearGradient 
+        xlink:href="#linearGradient3166" 
+        id="linearGradient3172" 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        gradientUnits="userSpaceOnUse" /> 
+   </defs> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.50000000000000000;stroke-opacity:1" 
+      d="M 70,6 L 86.5,6 L 86.5,12 L 82.5,12 L 82.5,9 L 72,9" /> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.50000000000000000;stroke-opacity:1" 
+      d="M 70,33.5 L 86.5,33.5 L 86.5,27.5 L 82.5,27.5 L 82.5,30.5 L 72,30.5" /> 
+   <path 
+      style="fill:url(#linearGradient3172);fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" 
+      d="M 48,1 C 64,1 64,1 64,1 C 64,1 68.131798,3.4865526 69.5,5 C 70.897472,6.5458243 73,11 73,11 L 73,30 C 73,30 70.78295,33.693654 69.5,35 C 68.07044,36.455629 64,39 64,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 C 10,39 5.9295605,36.455629 4.5,35 C 3.2170498,33.693654 1,30 1,30 L 1,11 C 1,11 3.1025283,6.5458243 4.5,5 C 5.8682021,3.4865526 10,1 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z" /> 
+   <text 
+      style="font-size:12px;text-anchor:middle;text-align:center;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="37" 
+        y="26" 
+        style="font-size:16px;">right</tspan> 
+   </text> 
+ </svg> 
+ 
\ No newline at end of file
diff --git a/images/sl/turtle/seth.svg b/images/sl/turtle/seth.svg
new file mode 100644
index 0000000..03d8a4d
--- /dev/null
+++ b/images/sl/turtle/seth.svg
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?> 
+ <svg 
+    xmlns="http://www.w3.org/2000/svg" 
+    xmlns:xlink="http://www.w3.org/1999/xlink" 
+    width="87" 
+    height="44"> 
+   <defs> 
+     <linearGradient 
+        id="linearGradient3166"> 
+       <stop 
+          style="stop-color:#ffffff;stop-opacity:1;" 
+          offset="0" 
+          id="stop3168" /> 
+       <stop 
+          style="stop-color:#00ff00;stop-opacity:1;" 
+          offset="1" 
+          id="stop3170" /> 
+     </linearGradient> 
+     <linearGradient 
+        xlink:href="#linearGradient3166" 
+        id="linearGradient3172" 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        gradientUnits="userSpaceOnUse" /> 
+   </defs> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.50000000000000000;stroke-opacity:1" 
+      d="M 70,6 L 86.5,6 L 86.5,12 L 82.5,12 L 82.5,9 L 72,9" /> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.50000000000000000;stroke-opacity:1" 
+      d="M 70,33.5 L 86.5,33.5 L 86.5,27.5 L 82.5,27.5 L 82.5,30.5 L 72,30.5" /> 
+   <path 
+      style="fill:url(#linearGradient3172);fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" 
+      d="M 48,1 C 64,1 64,1 64,1 C 64,1 68.131798,3.4865526 69.5,5 C 70.897472,6.5458243 73,11 73,11 L 73,30 C 73,30 70.78295,33.693654 69.5,35 C 68.07044,36.455629 64,39 64,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 C 10,39 5.9295605,36.455629 4.5,35 C 3.2170498,33.693654 1,30 1,30 L 1,11 C 1,11 3.1025283,6.5458243 4.5,5 C 5.8682021,3.4865526 10,1 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z" /> 
+   <text 
+      style="font-size:12px;text-anchor:middle;text-align:center;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="37" 
+        y="26" 
+        style="font-size:18px;">seth</tspan> 
+   </text> 
+ </svg> 
+ 
\ No newline at end of file
diff --git a/images/sl/turtle/setxy.svg b/images/sl/turtle/setxy.svg
new file mode 100644
index 0000000..9f3cdb6
--- /dev/null
+++ b/images/sl/turtle/setxy.svg
@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?> 
+ <svg 
+    xmlns="http://www.w3.org/2000/svg" 
+    xmlns:xlink="http://www.w3.org/1999/xlink" 
+    width="87" 
+    height="81" 
+    version="1.0"> 
+   <defs> 
+     <linearGradient 
+        id="linearGradient3166"> 
+       <stop 
+          style="stop-color:#ffffff;stop-opacity:1;" 
+          offset="0" 
+          id="stop3168" /> 
+       <stop 
+          style="stop-color:#00ff00;stop-opacity:1;" 
+          offset="1" 
+          id="stop3170" /> 
+     </linearGradient> 
+     <linearGradient 
+        xlink:href="#linearGradient3166" 
+        id="linearGradient3172" 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        gradientUnits="userSpaceOnUse" /> 
+   </defs> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.5;stroke-opacity:1" 
+      d="M 69.75,42.75 L 86.25,42.75 L 86.25,49 L 82.25,49 L 82.25,45.75 L 71.75,45.75" /> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.5;stroke-opacity:1" 
+      d="M 69.75,70.25 L 86.25,70.25 L 86.25,64.249999 L 82.25,64.249999 L 82.25,67.249999 L 71.75,67.249999" /> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.5;stroke-opacity:1" 
+      d="M 70,6 L 86.5,6 L 86.5,12 L 82.5,12 L 82.5,9 L 72,9" /> 
+   <path 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.5;stroke-opacity:1" 
+      d="M 70,33.5 L 86.5,33.5 L 86.5,27.5 L 82.5,27.5 L 82.5,30.5 L 72,30.5" /> 
+   <path 
+      style="fill:url(#linearGradient3172);fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" 
+      d="M 48,1 C 64,1 64,1 64,1 C 64,1 68.131798,3.4865526 69.5,5 C 70.897472,6.5458243 73,11 73,11 L 73,67 C 73,67 70.78295,70.693654 69.5,72 C 68.07044,73.455629 64,76 64,76 L 47,76 L 47,76 L 47,80 L 27,80 L 27,76 L 10,76 C 10,76 5.9295605,73.455629 4.5,72 C 3.2170498,70.693654 1,67 1,67 L 1,11 C 1,11 3.1025283,6.5458243 4.5,5 C 5.8682021,3.4865526 10,1 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z" /> 
+   <text 
+      style="font-size:12px;text-anchor:middle;text-align:center;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="37" 
+        y="43" 
+        style="font-size:16px;">set xy</tspan></text> 
+   <text 
+      style="font-size:12px;text-anchor:end;text-align:end;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="68" 
+        y="22" 
+        style="font-size:14px">x</tspan></text> 
+   <text 
+      style="font-size:12px;text-anchor:end;text-align:end;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="68" 
+        y="64" 
+        style="font-size:14px">y</tspan></text> 
+ </svg> 
+ 
\ No newline at end of file
diff --git a/images/sl/turtle/texton.svg b/images/sl/turtle/texton.svg
new file mode 100644
index 0000000..60ef41b
--- /dev/null
+++ b/images/sl/turtle/texton.svg
@@ -0,0 +1,71 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+<svg
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   version="1.0"
+   width="75"
+   height="54"
+   id="svg2">
+  <defs
+     id="defs5"><linearGradient
+   id="linearGradient3166">
+  <stop
+     id="stop3168"
+     style="stop-color:#ffffff;stop-opacity:1"
+     offset="0" />
+  <stop
+     id="stop3170"
+     style="stop-color:#00ff00;stop-opacity:1"
+     offset="1" />
+</linearGradient>
+<linearGradient
+   x1="0.94254935"
+   y1="-31.669659"
+   x2="104.37702"
+   y2="20.434471"
+   id="linearGradient3172"
+   xlink:href="#linearGradient3166"
+   gradientUnits="userSpaceOnUse"
+   gradientTransform="matrix(0.7083638,0,0,1.0012565,0.1338084,32.632067)" />
+</defs>
+  <path
+     d="M 0.84217214,0.84217214 L 74.157828,0.84217214 L 74.157828,53.157828 L 0.84217214,53.157828 L 0.84217214,0.84217214 z"
+     id="path9"
+     style="fill:url(#linearGradient3172);fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+  <g
+     transform="translate(-53.537231,49.852125)"
+     id="g3085">
+    <g
+       id="g3077">
+      <path
+         d="M 78.103733,-1.435059 L 102.62373,-1.435059 C 104.84873,-1.435059 106.06273,-2.882059 106.06273,-4.876059 L 106.06273,-32.156059 C 106.06273,-33.886059 104.33073,-35.597059 102.62373,-35.597059 L 98.234733,-35.597059"
+         id="path2999"
+         style="fill:#ffffff;stroke:#010101;stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round" />
+      <path
+         d="M 98.234733,-11.845059 C 98.234733,-10.009059 96.889733,-8.644059 94.793733,-7.798059 L 78.103733,-1.435059 L 78.103733,-35.597059 L 94.793733,-44.196059 C 97.021733,-44.590059 98.234733,-43.356059 98.234733,-41.362059 L 98.234733,-11.845059 z"
+         id="path3005"
+         style="fill:#ffffff;stroke:#010101;stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round" />
+      <path
+         d="M 80.791733,-7.830059 C 80.791733,-7.830059 79.440733,-8.373059 78.089733,-8.373059 C 76.738733,-8.373059 75.386733,-7.830059 75.386733,-7.830059"
+         id="path3007"
+         style="fill:none;stroke:#010101;stroke-width:2.25;stroke-linecap:round;stroke-linejoin:round" />
+      <path
+         d="M 80.791733,-18.431059 C 80.791733,-18.431059 79.552733,-18.974059 77.976733,-18.974059 C 76.399733,-18.974059 75.386733,-18.431059 75.386733,-18.431059"
+         id="path3009"
+         style="fill:none;stroke:#010101;stroke-width:2.25;stroke-linecap:round;stroke-linejoin:round" />
+      <path
+         d="M 80.791733,-28.759059 C 80.791733,-28.759059 79.666733,-29.303059 77.864733,-29.303059 C 76.062733,-29.303059 75.386733,-28.759059 75.386733,-28.759059"
+         id="path3011"
+         style="fill:none;stroke:#010101;stroke-width:2.25;stroke-linecap:round;stroke-linejoin:round" />
+      <line
+         id="line3013"
+         y2="-38.93206"
+         y1="-3.904058"
+         x2="84.576729"
+         x1="84.576729"
+         style="fill:none;stroke:#010101;stroke-width:2.25;stroke-linecap:round;stroke-linejoin:round" />
+    </g>
+  </g>
+</svg>
diff --git a/images/sl/turtle/turtlegroup.svg b/images/sl/turtle/turtlegroup.svg
new file mode 100644
index 0000000..0af2665
--- /dev/null
+++ b/images/sl/turtle/turtlegroup.svg
@@ -0,0 +1,566 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?> 
+ <!-- Created with Inkscape (http://www.inkscape.org/) --> 
+ <svg 
+    xmlns:svg="http://www.w3.org/2000/svg" 
+    xmlns="http://www.w3.org/2000/svg" 
+    xmlns:xlink="http://www.w3.org/1999/xlink" 
+    version="1.0" 
+    width="145" 
+    height="452" 
+    id="svg2"> 
+   <defs 
+      id="defs103"> 
+     <linearGradient 
+        id="linearGradient3250"> 
+       <stop 
+          id="stop3252" 
+          style="stop-color:#ffffff;stop-opacity:1" 
+          offset="0" /> 
+       <stop 
+          id="stop3254" 
+          style="stop-color:#00ff00;stop-opacity:1" 
+          offset="1" /> 
+     </linearGradient> 
+     <linearGradient 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        id="linearGradient3256" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        id="linearGradient3258" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        id="linearGradient3260" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        id="linearGradient3264" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" 
+        gradientTransform="matrix(0.66667,0,0,0.66667,47.83321,34.333281)" /> 
+     <linearGradient 
+        x1="0" 
+        y1="22" 
+        x2="74" 
+        y2="22" 
+        id="linearGradient3267" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" 
+        gradientTransform="matrix(0.66667,0,0,0.66667,47.83321,34.333281)" /> 
+     <linearGradient 
+        x1="7.4165211" 
+        y1="90.000023" 
+        x2="56.750099" 
+        y2="90.000023" 
+        id="linearGradient3333" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="7.4165211" 
+        y1="130.66669" 
+        x2="56.750099" 
+        y2="130.66669" 
+        id="linearGradient3341" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="79.416519" 
+        y1="90.000023" 
+        x2="128.75011" 
+        y2="90.000023" 
+        id="linearGradient3349" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="79.416519" 
+        y1="130.66669" 
+        x2="128.75011" 
+        y2="130.66669" 
+        id="linearGradient3357" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="43.416519" 
+        y1="181.66669" 
+        x2="92.750099" 
+        y2="181.66669" 
+        id="linearGradient3365" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="7.4165211" 
+        y1="251.00002" 
+        x2="56.750099" 
+        y2="251.00002" 
+        id="linearGradient3373" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="79.416519" 
+        y1="238.66663" 
+        x2="128.75011" 
+        y2="238.66663" 
+        id="linearGradient3381" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="6.5625" 
+        y1="303.5" 
+        x2="72.5625" 
+        y2="303.5" 
+        id="linearGradient3389" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="89.083481" 
+        y1="314.81985" 
+        x2="137.58348" 
+        y2="314.81985" 
+        id="linearGradient3397" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="37.333157" 
+        y1="359.00003" 
+        x2="107.66684" 
+        y2="359.00003" 
+        id="linearGradient3405" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="37.333157" 
+        y1="382.66669" 
+        x2="107.66684" 
+        y2="382.66669" 
+        id="linearGradient3413" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+     <linearGradient 
+        x1="37.333157" 
+        y1="406.33334" 
+        x2="107.66684" 
+        y2="406.33334" 
+        id="linearGradient3421" 
+        xlink:href="#linearGradient3250" 
+        gradientUnits="userSpaceOnUse" /> 
+   </defs> 
+   <path 
+      d="M 0.5594301,0.5199639 L 0.49711997,438.41023 L 3.6209793,445.14297 L 8.494839,449.1072 L 15.156388,451.50288 L 128.9813,451.50288 L 135.82978,448.93866 L 141.77903,444.04729 L 144.50288,435.79171 L 144.54057,0.4971203 L 0.5594301,0.5199639 z" 
+      id="path30" 
+      style="fill:#ffd000;fill-opacity:1;stroke:#e0a000;stroke-width:1;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="215.19794" 
+      id="rect32" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#e0a000;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="216.31435" 
+      id="rect34" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#fff080;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="217.29239" 
+      id="rect36" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#ffffc4;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="67.382996" 
+      id="rect38" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#e0a000;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="68.499405" 
+      id="rect40" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#fff080;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="69.477448" 
+      id="rect42" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#ffffc4;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="-28.931932" 
+      transform="scale(1,-1)" 
+      id="rect50" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#e0a000;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="-27.815523" 
+      transform="scale(1,-1)" 
+      id="rect52" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#fff080;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="-424.77127" 
+      transform="scale(1,-1)" 
+      id="rect54" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#e0a000;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="-423.43195" 
+      transform="scale(1,-1)" 
+      id="rect56" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#fff080;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <path 
+      d="M 12,428.5 C 12,429.32843 11.328427,430 10.5,430 C 9.6715729,430 9,429.32843 9,428.5 C 9,427.67157 9.6715729,427 10.5,427 C 11.328427,427 12,427.67157 12,428.5 z" 
+      transform="translate(122.16407,15.40625)" 
+      id="path58" 
+      style="fill:#fff080;fill-opacity:1;stroke:none;stroke-width:1;stroke-opacity:1" /> 
+   <path 
+      d="M 79.5,438.375 C 79.5,442.86231 75.750385,446.5 71.125,446.5 C 66.499615,446.5 62.75,442.86231 62.75,438.375 C 62.75,433.88769 66.499615,430.25 71.125,430.25 C 75.750385,430.25 79.5,433.88769 79.5,438.375 L 79.5,438.375 z" 
+      transform="translate(1.375,-0.749023)" 
+      id="path60" 
+      style="fill:#ff4040;fill-opacity:1;stroke:#ff4040;stroke-width:1;stroke-opacity:1" /> 
+   <text 
+      id="text42" 
+      style="font-size:12px;font-weight:bold;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="68" 
+        y="442" 
+        id="tspan44" 
+        style="font-size:12px;font-weight:bold;fill:#ffffff;font-family:Bitstream Vera Sans">X</tspan> 
+   </text> 
+   <path 
+      d="M 79.83337,34.999951 C 90.50009,34.999951 90.50009,34.999951 90.50009,34.999951 L 94.166775,37.666631 L 96.50012,41.666651 L 96.50012,54.333381 L 94.166775,57.666731 L 90.50009,60.333411 L 79.1667,60.333411 L 79.1667,60.333411 L 79.1667,63.000091 L 65.8333,63.000091 L 65.8333,60.333411 L 54.49991,60.333411 L 50.833225,57.666731 L 48.49988,54.333381 L 48.49988,41.666651 L 50.833225,37.666631 L 54.49991,34.999951 L 65.16663,34.999951 L 65.16663,38.333301 L 79.83337,38.333301 L 79.83337,34.999951 z" 
+      id="path48" 
+      style="fill:url(#linearGradient3267);fill-opacity:1;stroke:#00a000;stroke-width:1.33334005;stroke-opacity:1" /> 
+   <text 
+      style="font-size:8.00004005px;text-align:center;text-anchor:middle;fill:#000000;fill-opacity:1;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="72.5" 
+        y="51.5" 
+        id="tspan52" 
+        style="font-size:12px;fill:#000000;fill-opacity:1">clean</tspan> 
+   </text> 
+   <path 
+      d="M 54.083421,79.3333 L 65.083476,79.3333 L 65.083476,83.33332 L 62.416796,83.33332 L 62.416796,81.33331 L 55.416761,81.33331" 
+      id="path76" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 54.083421,97.666725 L 65.083476,97.666725 L 65.083476,93.666705 L 62.416796,93.666705 L 62.416796,95.666715 L 55.416761,95.666715" 
+      id="path78" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 39.416681,75.99995 C 50.083401,75.99995 50.083401,75.99995 50.083401,75.99995 L 53.750086,78.66663 L 56.083431,82.66665 L 56.083431,95.33338 L 53.750086,98.66673 L 50.083401,101.33341 L 38.750011,101.33341 L 38.750011,101.33341 L 38.750011,104.00009 L 25.416611,104.00009 L 25.416611,101.33341 L 14.083221,101.33341 L 10.416536,98.66673 L 8.083191,95.33338 L 8.083191,82.66665 L 10.416536,78.66663 L 14.083221,75.99995 L 24.749941,75.99995 L 24.749941,79.3333 L 39.416681,79.3333 L 39.416681,75.99995 z" 
+      id="path80" 
+      style="fill:url(#linearGradient3333);fill-opacity:1;stroke:#00a000;stroke-width:1.33334005;stroke-opacity:1" /> 
+   <text 
+      style="font-size:8.00004005px;text-align:center;text-anchor:middle;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="32" 
+        y="92.5" 
+        id="tspan84" 
+        style="font-size:12px">forward</tspan> 
+   </text> 
+   <path 
+      d="M 126.08342,79.3333 L 137.08348,79.3333 L 137.08348,83.33332 L 134.4168,83.33332 L 134.4168,81.33331 L 127.41676,81.33331" 
+      id="path88" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 126.08342,97.666725 L 137.08348,97.666725 L 137.08348,93.666705 L 134.4168,93.666705 L 134.4168,95.666715 L 127.41676,95.666715" 
+      id="path90" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 111.41668,75.99995 C 122.0834,75.99995 122.0834,75.99995 122.0834,75.99995 L 125.75009,78.66663 L 128.08343,82.66665 L 128.08343,95.33338 L 125.75009,98.66673 L 122.0834,101.33341 L 110.75001,101.33341 L 110.75001,101.33341 L 110.75001,104.00009 L 97.416611,104.00009 L 97.416611,101.33341 L 86.083221,101.33341 L 82.416536,98.66673 L 80.083191,95.33338 L 80.083191,82.66665 L 82.416536,78.66663 L 86.083221,75.99995 L 96.749941,75.99995 L 96.749941,79.3333 L 111.41668,79.3333 L 111.41668,75.99995 z" 
+      id="path92" 
+      style="fill:url(#linearGradient3349);fill-opacity:1;stroke:#00a000;stroke-width:1.33334005;stroke-opacity:1" /> 
+   <text 
+      style="font-size:8.00004005px;text-align:center;text-anchor:middle;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="104" 
+        y="92.5" 
+        id="tspan96" 
+        style="font-size:12px">back</tspan> 
+   </text> 
+   <path 
+      d="M 54.083421,119.99997 L 65.083476,119.99997 L 65.083476,123.99999 L 62.416796,123.99999 L 62.416796,121.99998 L 55.416761,121.99998" 
+      id="path100" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 54.083421,138.33339 L 65.083476,138.33339 L 65.083476,134.33337 L 62.416796,134.33337 L 62.416796,136.33338 L 55.416761,136.33338" 
+      id="path102" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 39.416681,116.66662 C 50.083401,116.66662 50.083401,116.66662 50.083401,116.66662 L 53.750086,119.3333 L 56.083431,123.33332 L 56.083431,136.00005 L 53.750086,139.3334 L 50.083401,142.00008 L 38.750011,142.00008 L 38.750011,142.00008 L 38.750011,144.66676 L 25.416611,144.66676 L 25.416611,142.00008 L 14.083221,142.00008 L 10.416536,139.3334 L 8.083191,136.00005 L 8.083191,123.33332 L 10.416536,119.3333 L 14.083221,116.66662 L 24.749941,116.66662 L 24.749941,119.99997 L 39.416681,119.99997 L 39.416681,116.66662 z" 
+      id="path104" 
+      style="fill:url(#linearGradient3341);fill-opacity:1;stroke:#00a000;stroke-width:1.33334005;stroke-opacity:1" /> 
+   <text 
+      style="font-size:8.00004005px;text-align:center;text-anchor:middle;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="32" 
+        y="133" 
+        id="tspan108" 
+        style="font-size:12px">left</tspan> 
+   </text> 
+   <path 
+      d="M 126.08342,119.99997 L 137.08348,119.99997 L 137.08348,123.99999 L 134.4168,123.99999 L 134.4168,121.99998 L 127.41676,121.99998" 
+      id="path112" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 126.08342,138.33339 L 137.08348,138.33339 L 137.08348,134.33337 L 134.4168,134.33337 L 134.4168,136.33338 L 127.41676,136.33338" 
+      id="path114" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 111.41668,116.66662 C 122.0834,116.66662 122.0834,116.66662 122.0834,116.66662 L 125.75009,119.3333 L 128.08343,123.33332 L 128.08343,136.00005 L 125.75009,139.3334 L 122.0834,142.00008 L 110.75001,142.00008 L 110.75001,142.00008 L 110.75001,144.66676 L 97.416611,144.66676 L 97.416611,142.00008 L 86.083221,142.00008 L 82.416536,139.3334 L 80.083191,136.00005 L 80.083191,123.33332 L 82.416536,119.3333 L 86.083221,116.66662 L 96.749941,116.66662 L 96.749941,119.99997 L 111.41668,119.99997 L 111.41668,116.66662 z" 
+      id="path116" 
+      style="fill:url(#linearGradient3357);fill-opacity:1;stroke:#00a000;stroke-width:1.33334005;stroke-opacity:1" /> 
+   <text 
+      style="font-size:8.00004005px;text-align:center;text-anchor:middle;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="104" 
+        y="133" 
+        id="tspan120" 
+        style="font-size:12px">right</tspan> 
+   </text> 
+   <path 
+      d="M 89.916753,183.16669 L 100.91681,183.16669 L 100.91681,187.33338 L 98.250129,187.33338 L 98.250129,185.1667 L 91.250094,185.1667" 
+      id="path124" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 89.916753,201.50012 L 100.91681,201.50012 L 100.91681,197.5001 L 98.250129,197.5001 L 98.250129,199.50011 L 91.250094,199.50011" 
+      id="path126" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 90.083421,158.66657 L 101.08348,158.66657 L 101.08348,162.66659 L 98.416796,162.66659 L 98.416796,160.66658 L 91.416761,160.66658" 
+      id="path128" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 90.083421,177 L 101.08348,177 L 101.08348,172.99998 L 98.416796,172.99998 L 98.416796,174.99999 L 91.416761,174.99999" 
+      id="path130" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 75.416681,155.33322 C 86.083401,155.33322 86.083401,155.33322 86.083401,155.33322 L 89.750086,157.9999 L 92.083431,161.99992 L 92.083431,199.33344 L 89.750086,202.66679 L 86.083401,205.33347 L 74.750011,205.33347 L 74.750011,205.33347 L 74.750011,208.00015 L 61.416611,208.00015 L 61.416611,205.33347 L 50.083221,205.33347 L 46.416536,202.66679 L 44.083191,199.33344 L 44.083191,161.99992 L 46.416536,157.9999 L 50.083221,155.33322 L 60.749941,155.33322 L 60.749941,158.66657 L 75.416681,158.66657 L 75.416681,155.33322 z" 
+      id="path132" 
+      style="fill:url(#linearGradient3365);fill-opacity:1;stroke:#00a000;stroke-width:1.33334005;stroke-opacity:1" /> 
+   <text 
+      style="font-size:8.00004005px;text-align:center;text-anchor:middle;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="68" 
+        y="183" 
+        id="tspan136" 
+        style="font-size:12px">arc</tspan> 
+   </text> 
+   <text 
+      style="font-size:8.00004005px;text-align:end;text-anchor:end;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="90" 
+        y="169" 
+        id="tspan140" 
+        style="font-size:9px">angle</tspan> 
+     <tspan 
+        x="90" 
+        y="198.5" 
+        id="tspan142" 
+        style="font-size:9px">radius</tspan> 
+   </text> 
+   <path 
+      d="M 53.916753,252.50002 L 64.916809,252.50002 L 64.916809,256.66671 L 62.250129,256.66671 L 62.250129,254.50003 L 55.250093,254.50003" 
+      id="path146" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 53.916753,270.83345 L 64.916809,270.83345 L 64.916809,266.83343 L 62.250129,266.83343 L 62.250129,268.83344 L 55.250093,268.83344" 
+      id="path148" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 54.083421,227.9999 L 65.083476,227.9999 L 65.083476,231.99992 L 62.416796,231.99992 L 62.416796,229.99991 L 55.416761,229.99991" 
+      id="path150" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 54.083421,246.33333 L 65.083476,246.33333 L 65.083476,242.3333 L 62.416796,242.3333 L 62.416796,244.33331 L 55.416761,244.33331" 
+      id="path152" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 39.416681,224.66655 C 50.083401,224.66655 50.083401,224.66655 50.083401,224.66655 L 53.750086,227.33323 L 56.083431,231.33325 L 56.083431,268.66677 L 53.750086,272.00012 L 50.083401,274.6668 L 38.750011,274.6668 L 38.750011,274.6668 L 38.750011,277.33348 L 25.416611,277.33348 L 25.416611,274.6668 L 14.083221,274.6668 L 10.416536,272.00012 L 8.083191,268.66677 L 8.083191,231.33325 L 10.416536,227.33323 L 14.083221,224.66655 L 24.749941,224.66655 L 24.749941,227.9999 L 39.416681,227.9999 L 39.416681,224.66655 z" 
+      id="path154" 
+      style="fill:url(#linearGradient3373);fill-opacity:1;stroke:#00a000;stroke-width:1.33334005;stroke-opacity:1" /> 
+   <text 
+      style="font-size:12.00006008px;text-align:center;text-anchor:middle;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="32" 
+        y="252" 
+        id="tspan158" 
+        style="font-size:12px">setyx</tspan> 
+   </text> 
+   <text 
+      style="font-size:9.33337975px;text-align:end;text-anchor:end;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="54" 
+        y="238" 
+        id="tspan162" 
+        style="font-size:9px">x</tspan> 
+     <tspan 
+        x="54" 
+        y="268" 
+        id="tspan164" 
+        style="font-size:9px">y</tspan> 
+   </text> 
+   <path 
+      d="M 126.08342,227.9999 L 137.08348,227.9999 L 137.08348,231.99992 L 134.4168,231.99992 L 134.4168,229.99991 L 127.41676,229.99991" 
+      id="path168" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 126.08342,246.33333 L 137.08348,246.33333 L 137.08348,242.3333 L 134.4168,242.3333 L 134.4168,244.33331 L 127.41676,244.33331" 
+      id="path170" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.00000501;stroke-opacity:1" /> 
+   <path 
+      d="M 111.41668,224.66655 C 122.0834,224.66655 122.0834,224.66655 122.0834,224.66655 L 125.75009,227.33323 L 128.08343,231.33325 L 128.08343,243.99998 L 125.75009,247.33333 L 122.0834,250.00001 L 110.75001,250.00001 L 110.75001,250.00001 L 110.75001,252.66669 L 97.416611,252.66669 L 97.416611,250.00001 L 86.083221,250.00001 L 82.416536,247.33333 L 80.083191,243.99998 L 80.083191,231.33325 L 82.416536,227.33323 L 86.083221,224.66655 L 96.749941,224.66655 L 96.749941,227.9999 L 111.41668,227.9999 L 111.41668,224.66655 z" 
+      id="path172" 
+      style="fill:url(#linearGradient3381);fill-opacity:1;stroke:#00a000;stroke-width:1.33334005;stroke-opacity:1" /> 
+  <text 
+      style="font-size:8.00004005px;text-align:center;text-anchor:middle;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="104" 
+        y="241" 
+        id="tspan176" 
+        style="font-size:12px">seth</tspan> 
+   </text> 
+   <path 
+      d="M 37.999828,352.33333 L 41.333178,352.33333 L 41.333178,355.00001 L 45.999868,355.00001 L 45.999868,352.33333 L 107.00017,352.33333 L 107.00017,365.66673 L 45.999868,365.66673 L 45.999868,363.00005 L 41.333178,363.00005 L 41.333178,365.66673 L 37.999828,365.66673 L 37.999828,352.33333 z" 
+      id="path180" 
+      style="fill:url(#linearGradient3405);fill-opacity:1;stroke:#00a000;stroke-width:1.33334005;stroke-opacity:1" /> 
+   <text 
+      style="font-size:8.00004005px;text-align:center;text-anchor:middle;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="72" 
+        y="362" 
+        id="tspan184" 
+        style="font-size:10.5px">xcor</tspan> 
+   </text> 
+   <path 
+      d="M 37.999827,375.99998 L 41.333177,375.99998 L 41.333177,378.66667 L 45.999867,378.66667 L 45.999867,375.99998 L 107.00017,375.99998 L 107.00017,389.33339 L 45.999867,389.33339 L 45.999867,386.6667 L 41.333177,386.6667 L 41.333177,389.33339 L 37.999827,389.33339 L 37.999827,375.99998 z" 
+      id="path188" 
+      style="fill:url(#linearGradient3413);fill-opacity:1;stroke:#00a000;stroke-width:1.33334005;stroke-opacity:1" /> 
+   <text 
+      style="font-size:8.00004005px;text-align:center;text-anchor:middle;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="72" 
+        y="386" 
+        id="tspan192" 
+        style="font-size:10.5px">ycor</tspan> 
+   </text> 
+   <path 
+      d="M 37.999827,399.66664 L 41.333177,399.66664 L 41.333177,402.33333 L 45.999867,402.33333 L 45.999867,399.66664 L 107.00017,399.66664 L 107.00017,413.00005 L 45.999867,413.00005 L 45.999867,410.33336 L 41.333177,410.33336 L 41.333177,413.00005 L 37.999827,413.00005 L 37.999827,399.66664 z" 
+      id="path196" 
+      style="fill:url(#linearGradient3421);fill-opacity:1;stroke:#00a000;stroke-width:1.33334005;stroke-opacity:1" /> 
+   <text 
+      style="font-size:8.00004005px;text-align:center;text-anchor:middle;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="72" 
+        y="409.5" 
+        id="tspan200" 
+        style="font-size:10.5px">heading</tspan> 
+   </text> 
+   <text 
+      id="text202" 
+      style="font-size:12px;text-align:center;text-anchor:middle;font-family:Bitstream Vera Sans"> 
+     <tspan 
+        x="72.5" 
+        y="21.5" 
+        id="tspan204" 
+        style="font-size:20px">Turtle</tspan> 
+   </text> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="282.6077" 
+      id="rect2582" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#e0a000;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="283.72412" 
+      id="rect2584" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#fff080;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="284.70215" 
+      id="rect2586" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#ffffc4;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="342.55103" 
+      id="rect2588" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#e0a000;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="343.66745" 
+      id="rect2590" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#fff080;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <rect 
+      width="137.56932" 
+      height="0.13955142" 
+      x="3.7153397" 
+      y="344.64548" 
+      id="rect2592" 
+      style="opacity:1;fill:#ffd000;fill-opacity:1;stroke:#ffffc4;stroke-width:1.13613331;stroke-opacity:1" /> 
+   <path 
+      d="M 69.4375,295.875 L 77.6875,295.875 L 77.6875,298.875 L 75.6875,298.875 L 75.6875,297.375 L 70.4375,297.375" 
+      id="path2493" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" /> 
+   <path 
+      d="M 69.4375,309.625 L 77.6875,309.625 L 77.6875,306.625 L 75.6875,306.625 L 75.6875,308.125 L 70.4375,308.125" 
+      id="path2495" 
+      style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" /> 
+   <path 
+      d="M 45.0625,293 C 53.0625,293 67.0625,293 67.0625,293 C 67.0625,293 69.1284,294.24328 69.8125,295 C 70.511235,295.77291 71.5625,298 71.5625,298 L 71.5625,307.5 C 71.5625,307.5 70.453975,309.34683 69.8125,310 C 69.09772,310.72781 67.0625,312 67.0625,312 L 44.5625,312 L 44.5625,312 L 44.5625,314 L 34.5625,314 L 34.5625,312 L 12.0625,312 C 12.0625,312 10.02728,310.72781 9.3125,310 C 8.6710249,309.34683 7.5625,307.5 7.5625,307.5 L 7.5625,298 C 7.5625,298 8.6137641,295.77291 9.3125,295 C 9.9966011,294.24328 12.0625,293 12.0625,293 L 34.0625,293 L 34.0625,295.5 L 45.0625,295.5 L 45.0625,293 z" 
+      id="path10" 
+      style="fill:url(#linearGradient3389);fill-opacity:1;stroke:#00a000;stroke-width:1.33299994;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" /> 
+   <path 
+      d="M 121.83348,293.01471 L 113.45848,293.01471 L 113.45848,295.01471 L 102.45848,295.01471 L 102.45848,293.01471 L 94.583478,293 C 94.583478,293 92.641402,294.31904 91.958478,295.01471 C 91.416348,295.56696 90.083478,298.01471 90.083478,298.01471 L 90.083478,331.63471 C 90.083478,331.63471 90.403544,333.29901 90.833459,333.63721 C 91.248775,333.96392 93.0834,334.76471 93.0834,334.76471 L 103.08348,334.76471 L 103.08348,336.63971 L 113.08348,336.63971 L 113.08348,334.76471 L 136.58348,334.76471 L 136.58348,297.01471 L 124.58348,297.01471 L 123.33348,294.51471 L 121.83348,293.01471 z" 
+      id="path2480" 
+      style="fill:url(#linearGradient3397);fill-opacity:1;fill-rule:evenodd;stroke:#00a000;stroke-width:1.33299994;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" /> 
+   <path 
+      d="M 94.958478,303.04092 L 131.48577,303.04092 L 131.48577,329.26471 L 94.958478,329.26471 L 94.958478,303.04092 z" 
+      id="path3264" 
+      style="fill:#ffffff;fill-opacity:1;fill-rule:nonzero;stroke:#00a000;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" /> 
+   <path 
+      d="M 13,298.5 L 15.5,298.5 L 15.5,300.5 L 19,300.5 L 19,298.5 L 64.75,298.5 L 64.75,308.5 L 19,308.5 L 19,306.5 L 15.5,306.5 L 15.5,308.5 L 13,308.5 L 13,298.5 z" 
+      id="path9" 
+      style="fill:#ffffff;fill-opacity:1;stroke:#00a000;stroke-width:1;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" /> 
+ </svg> 
+ 
\ No newline at end of file
diff --git a/images/sl/turtle/turtlemask.svg b/images/sl/turtle/turtlemask.svg
new file mode 100644
index 0000000..8c2d12d
--- /dev/null
+++ b/images/sl/turtle/turtlemask.svg
@@ -0,0 +1,152 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+<svg
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   version="1.0"
+   width="145"
+   height="452"
+   id="svg3190">
+  <defs
+     id="defs3239">
+    <linearGradient
+       id="linearGradient3166">
+      <stop
+         id="stop3168"
+         style="stop-color:#ffffff;stop-opacity:1"
+         offset="0" />
+      <stop
+         id="stop3170"
+         style="stop-color:#00ff00;stop-opacity:1"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       x1="66.800423"
+       y1="23.707363"
+       x2="203.4543"
+       y2="23.237999"
+       id="linearGradient4362"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.9988658,0,0,1.0058014,-66.475849,-58.253309)" />
+  </defs>
+  <rect
+     width="143"
+     height="440"
+     x="1"
+     y="7"
+     id="rect3192"
+     style="opacity:1;fill:#ffffff;fill-opacity:1;stroke:none;stroke-width:4;stroke-opacity:1" />
+  <g
+     transform="matrix(0.66667,0,0,0.66667,47.83321,33.999927)"
+     id="g3194">
+    <path
+       d="M 48,1 C 64,1 64,1 64,1 L 69.5,5 L 73,11 L 73,30 L 69.5,35 L 64,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 L 4.5,35 L 1,30 L 1,11 L 4.5,5 L 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z"
+       id="path3196"
+       style="fill:#101010;fill-opacity:1;stroke:#101010;stroke-width:2;stroke-opacity:1" />
+  </g>
+  <g
+     transform="matrix(0.66667,0,0,0.66667,7.9165167,75.999845)"
+     id="g3198">
+    <path
+       d="M 48,1 C 64,1 64,1 64,1 L 69.5,5 L 73,11 L 73,30 L 69.5,35 L 64,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 L 4.5,35 L 1,30 L 1,11 L 4.5,5 L 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z"
+       id="path3200"
+       style="fill:#181818;fill-opacity:1;stroke:#181818;stroke-width:2;stroke-opacity:1" />
+  </g>
+  <g
+     transform="matrix(0.66667,0,0,0.66667,77.916518,75.999845)"
+     id="g3202">
+    <path
+       d="M 48,1 C 64,1 64,1 64,1 L 69.5,5 L 73,11 L 73,30 L 69.5,35 L 64,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 L 4.5,35 L 1,30 L 1,11 L 4.5,5 L 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z"
+       id="path2752"
+       style="fill:#202020;fill-opacity:1;stroke:#202020;stroke-width:2;stroke-opacity:1" />
+  </g>
+  <g
+     transform="matrix(0.66667,0,0,0.66667,7.9165167,116.66652)"
+     id="g3205">
+    <path
+       d="M 48,1 C 64,1 64,1 64,1 L 69.5,5 L 73,11 L 73,30 L 69.5,35 L 64,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 L 4.5,35 L 1,30 L 1,11 L 4.5,5 L 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z"
+       id="path3207"
+       style="fill:#282828;fill-opacity:1;stroke:#282828;stroke-width:2;stroke-opacity:1" />
+  </g>
+  <g
+     transform="matrix(0.66667,0,0,0.66667,77.916518,116.66652)"
+     id="g3209">
+    <path
+       d="M 48,1 C 64,1 64,1 64,1 L 69.5,5 L 73,11 L 73,30 L 69.5,35 L 64,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 L 4.5,35 L 1,30 L 1,11 L 4.5,5 L 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z"
+       id="path3010"
+       style="fill:#303030;fill-opacity:1;stroke:#303030;stroke-width:2;stroke-opacity:1" />
+  </g>
+  <g
+     transform="matrix(0.66667,0,0,0.66667,43.416521,154.33273)"
+     id="g3212">
+    <path
+       d="M 48,1 C 64,1 64,1 64,1 L 69.5,5 L 73,11 L 73,67 L 69.5,72 L 64,76 L 47,76 L 47,76 L 47,80 L 27,80 L 27,76 L 10,76 L 4.5,72 L 1,67 L 1,11 L 4.5,5 L 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z"
+       id="path3214"
+       style="fill:#383838;fill-opacity:1;stroke:#383838;stroke-width:2;stroke-opacity:1" />
+  </g>
+  <rect
+     width="145"
+     height="29"
+     x="0"
+     y="0"
+     id="rect3234"
+     style="opacity:1;fill:#080808;fill-opacity:1;stroke:none;stroke-width:1;stroke-opacity:1" />
+  <path
+     d="M 0.5,422 L 0.5,438 L 3.5,445 L 8.5,449 L 15,451.5 L 129,451.5 L 136,449 L 142,444 L 145,436 L 145,422 L 0.5,422 z"
+     id="path3236"
+     style="fill:#080808;fill-opacity:1;stroke:none;stroke-width:1px;stroke-opacity:1" />
+  <g
+     transform="matrix(0.66667,0,0,0.66667,7.9165167,223.66673)"
+     id="g3216">
+    <path
+       d="M 48,1 C 64,1 64,1 64,1 L 69.5,5 L 73,11 L 73,67 L 69.5,72 L 64,76 L 47,76 L 47,76 L 47,80 L 27,80 L 27,76 L 10,76 L 4.5,72 L 1,67 L 1,11 L 4.5,5 L 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z"
+       id="path3218"
+       style="fill:#404040;fill-opacity:1;stroke:#404040;stroke-width:2;stroke-opacity:1" />
+  </g>
+  <g
+     transform="matrix(0.66667,0,0,0.66667,77.916518,223.66673)"
+     id="g3220"
+     style="fill:#000000;fill-opacity:1">
+    <path
+       d="M 48,1 C 64,1 64,1 64,1 L 69.5,5 L 73,11 L 73,30 L 69.5,35 L 64,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 L 4.5,35 L 1,30 L 1,11 L 4.5,5 L 10,1 L 26,1 L 26,6 L 48,6 L 48,1 z"
+       id="path3222"
+       style="fill:#484848;fill-opacity:1;stroke:#484848;stroke-width:2;stroke-opacity:1" />
+  </g>
+  <path
+     d="M 38.75,287.375 L 30.875,287.375 L 30.875,289.375 L 19.875,289.375 L 19.875,287.375 L 12,287.375 C 12,287.375 10.05792,287.67933 9.375,288.375 C 8.83287,288.92725 7.5,290.375 7.5,290.375 L 7.5,308.995 C 7.5,308.995 7.82007,310.65931 8.24998,310.9975 C 8.6653,311.32421 10.49992,312.125 10.49992,312.125 L 20.5,312.125 L 20.5,314 L 30.5,314 L 30.5,312.125 L 67.5,312.125 L 69,311 L 70.5,309 L 70.5,293.125 L 69,291.375 L 67.5,290.375 L 41.5,290.375 L 40.23175,288.375 L 38.75,287.375 z"
+     id="path2480"
+     style="fill:#505050;fill-opacity:1;fill-rule:evenodd;stroke:#505050;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+  <g
+     transform="matrix(0.66667,0,0,0.66667,37.333158,351.66664)"
+     id="g3224"
+     style="fill:#606060;fill-opacity:1;stroke:none">
+    <path
+       d="M 1,0.5 L 6,0.5 L 6,4.5 L 13,4.5 L 13,0.5 L 104.5,0.5 L 104.5,20.5 L 13,20.5 L 13,16.5 L 6,16.5 L 6,20.5 L 1,20.5 L 1,0.5 z"
+       id="path3226"
+       style="fill:#606060;fill-opacity:1;stroke:none;stroke-width:2;stroke-opacity:1" />
+  </g>
+  <g
+     transform="matrix(0.66667,0,0,0.66667,37.333157,375.3333)"
+     id="g3228"
+     style="fill:#686868;fill-opacity:1;stroke:none">
+    <path
+       d="M 1,0.5 L 6,0.5 L 6,4.5 L 13,4.5 L 13,0.5 L 104.5,0.5 L 104.5,20.5 L 13,20.5 L 13,16.5 L 6,16.5 L 6,20.5 L 1,20.5 L 1,0.5 z"
+       id="path3672"
+       style="fill:#686868;fill-opacity:1;stroke:none;stroke-width:2;stroke-opacity:1" />
+  </g>
+  <g
+     transform="matrix(0.66667,0,0,0.66667,37.333157,398.99996)"
+     id="g3231"
+     style="fill:#707070;fill-opacity:1;stroke:none">
+    <path
+       d="M 1,0.5 L 6,0.5 L 6,4.5 L 13,4.5 L 13,0.5 L 104.5,0.5 L 104.5,20.5 L 13,20.5 L 13,16.5 L 6,16.5 L 6,20.5 L 1,20.5 L 1,0.5 z"
+       id="path3761"
+       style="fill:#707070;fill-opacity:1;stroke:none;stroke-width:2;stroke-opacity:1" />
+  </g>
+  <path
+     d="M 122.383,292.628 L 114.00801,292.628 L 114.00801,294.628 L 103.008,294.628 L 103.008,292.628 L 95.133,292.61329 C 95.133,292.61329 93.190924,293.93233 92.508,294.628 C 91.965871,295.18025 90.633,297.628 90.633,297.628 L 90.633,331.248 C 90.633,331.248 90.953066,332.91231 91.382981,333.2505 C 91.798297,333.57721 93.632923,334.378 93.632923,334.378 L 103.633,334.378 L 103.633,336.253 L 113.633,336.253 L 113.633,334.378 L 137.133,334.378 L 137.133,296.628 L 125.133,296.628 L 123.883,294.128 L 122.383,292.628 z"
+     id="path3058"
+     style="fill:#585858;fill-opacity:1;fill-rule:evenodd;stroke:none;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+</svg>
diff --git a/images/sl/turtle/write.svg b/images/sl/turtle/write.svg
new file mode 100644
index 0000000..b61996b
--- /dev/null
+++ b/images/sl/turtle/write.svg
@@ -0,0 +1,259 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+<svg
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   version="1.0"
+   width="142"
+   height="44"
+   id="svg2">
+  <defs
+     id="defs4">
+    <linearGradient
+       id="linearGradient3166">
+      <stop
+         id="stop3168"
+         style="stop-color:#ffffff;stop-opacity:1"
+         offset="0" />
+      <stop
+         id="stop3170"
+         style="stop-color:#00ff00;stop-opacity:1"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       x1="0"
+       y1="22"
+       x2="128.68382"
+       y2="22"
+       id="linearGradient3172"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       x1="0"
+       y1="0"
+       x2="64"
+       y2="0"
+       id="linearGradient2501"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="translate(0,4.96875)" />
+    <linearGradient
+       x1="210"
+       y1="10.5"
+       x2="0"
+       y2="10.5"
+       id="linearGradient2496"
+       xlink:href="#linearGradient3886"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       id="linearGradient3886">
+      <stop
+         id="stop3888"
+         style="stop-color:#0000ff;stop-opacity:1"
+         offset="0" />
+      <stop
+         id="stop3890"
+         style="stop-color:#ffffff;stop-opacity:1"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       x1="210"
+       y1="10.5"
+       x2="0"
+       y2="10.5"
+       id="linearGradient4211"
+       xlink:href="#linearGradient3886"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       x1="0"
+       y1="0"
+       x2="64"
+       y2="0"
+       id="linearGradient4238"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="translate(0,4.96875)" />
+    <linearGradient
+       id="linearGradient2473">
+      <stop
+         id="stop2475"
+         style="stop-color:#ffffff;stop-opacity:1"
+         offset="0" />
+      <stop
+         id="stop2477"
+         style="stop-color:#00ff00;stop-opacity:1"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       x1="0"
+       y1="22"
+       x2="74"
+       y2="22"
+       id="linearGradient2601"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       id="linearGradient2595">
+      <stop
+         id="stop2597"
+         style="stop-color:#ffffff;stop-opacity:1"
+         offset="0" />
+      <stop
+         id="stop2599"
+         style="stop-color:#00ff00;stop-opacity:1"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       x1="0"
+       y1="22"
+       x2="128.68382"
+       y2="22"
+       id="linearGradient2608"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       x1="0"
+       y1="22"
+       x2="74"
+       y2="22"
+       id="linearGradient2515"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       id="linearGradient2509">
+      <stop
+         id="stop2511"
+         style="stop-color:#ffffff;stop-opacity:1"
+         offset="0" />
+      <stop
+         id="stop2513"
+         style="stop-color:#ffff00;stop-opacity:1"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       id="linearGradient2486">
+      <stop
+         id="stop2488"
+         style="stop-color:#ffffff;stop-opacity:1"
+         offset="0" />
+      <stop
+         id="stop2490"
+         style="stop-color:#0000ff;stop-opacity:1"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       x1="0"
+       y1="0"
+       x2="104"
+       y2="21"
+       id="linearGradient2493"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       id="linearGradient2492">
+      <stop
+         id="stop2494"
+         style="stop-color:#ffffff;stop-opacity:1"
+         offset="0" />
+      <stop
+         id="stop2496"
+         style="stop-color:#00ff00;stop-opacity:1"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       x1="0"
+       y1="0"
+       x2="104"
+       y2="21"
+       id="linearGradient2524"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="translate(0,5.4999997)" />
+    <linearGradient
+       x1="0"
+       y1="0"
+       x2="64"
+       y2="0"
+       id="linearGradient2522"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="translate(0,4.96875)" />
+    <linearGradient
+       x1="210"
+       y1="10.5"
+       x2="0"
+       y2="10.5"
+       id="linearGradient2520"
+       xlink:href="#linearGradient3886"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       id="linearGradient2514">
+      <stop
+         id="stop2516"
+         style="stop-color:#0000ff;stop-opacity:1"
+         offset="0" />
+      <stop
+         id="stop2518"
+         style="stop-color:#ffffff;stop-opacity:1"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       x1="210"
+       y1="10.5"
+       x2="0"
+       y2="10.5"
+       id="linearGradient2512"
+       xlink:href="#linearGradient3886"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       x1="0"
+       y1="0"
+       x2="64"
+       y2="0"
+       id="linearGradient2510"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="translate(0,4.96875)" />
+    <linearGradient
+       id="linearGradient2504">
+      <stop
+         id="stop2506"
+         style="stop-color:#ffffff;stop-opacity:1"
+         offset="0" />
+      <stop
+         id="stop2508"
+         style="stop-color:#00ff00;stop-opacity:1"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       x1="0"
+       y1="0"
+       x2="64"
+       y2="0"
+       id="linearGradient2540"
+       xlink:href="#linearGradient3166"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="translate(34.404412,58.027574)" />
+  </defs>
+  <g
+     transform="translate(59.878677,45.67647)"
+     id="g2533">
+    <path
+       d="M 64.871323,-38.92647 L 81.371323,-38.92647 L 81.371323,-32.92647 L 77.371323,-32.92647 L 77.371323,-35.92647 L 66.871323,-35.92647"
+       id="path2493"
+       style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.5;stroke-opacity:1" />
+    <path
+       d="M 64.871323,-11.42647 L 81.371323,-11.42647 L 81.371323,-17.42647 L 77.371323,-17.42647 L 77.371323,-14.42647 L 66.871323,-14.42647"
+       id="path2495"
+       style="fill:#00e000;fill-opacity:1;stroke:#008000;stroke-width:1.5;stroke-opacity:1" />
+  </g>
+  <path
+     d="M 47,1 C 63,1 120,1 120,1 C 120,1 124.1318,3.4865526 125.5,5 C 126.89747,6.5458243 129,11 129,11 L 129,30 C 129,30 126.78295,33.693654 125.5,35 C 124.07044,36.455629 120,39 120,39 L 47,39 L 47,39 L 47,43 L 27,43 L 27,39 L 10,39 C 10,39 5.9295605,36.455629 4.5,35 C 3.2170498,33.693654 1,30 1,30 L 1,11 C 1,11 3.1025283,6.5458243 4.5,5 C 5.8682021,3.4865526 10,1 10,1 L 27,1 L 27,6 L 47,6 L 47,1 z"
+     id="path10"
+     style="fill:url(#linearGradient3172);fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" />
+  <path
+     d="M 13,12 L 18,12 L 18,16 L 24.999999,16 L 24.999999,12 L 116.50001,12 L 116.50001,32 L 24.999999,32 L 24.999999,28 L 18,28 L 18,32 L 13,32 L 13,12 z"
+     id="path9"
+     style="fill:#ffffff;fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" />
+</svg>
diff --git a/images/sl/turtle/xcor.svg b/images/sl/turtle/xcor.svg
new file mode 100644
index 0000000..f7de79e
--- /dev/null
+++ b/images/sl/turtle/xcor.svg
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?> 
+ <svg 
+    xmlns="http://www.w3.org/2000/svg" 
+    xmlns:xlink="http://www.w3.org/1999/xlink" 
+    width="105" 
+    height="21"> 
+   <defs> 
+     <linearGradient 
+        id="linearGradient3166"> 
+       <stop 
+          style="stop-color:#ffffff;stop-opacity:1;" 
+          offset="0" 
+          id="stop3168" /> 
+       <stop 
+          style="stop-color:#00ff00;stop-opacity:1;" 
+          offset="1" 
+          id="stop3170" /> 
+     </linearGradient> 
+     <linearGradient 
+        xlink:href="#linearGradient3166" 
+        id="linearGradient3172" 
+        x1="0" 
+        y1="0" 
+        x2="104" 
+        y2="21" 
+        gradientUnits="userSpaceOnUse" /> 
+   </defs> 
+   <path 
+      style="fill:url(#linearGradient3172);fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" 
+      d="M 1,0.5 L 6,0.5 L 6,4.5 L 13,4.5 L 13,0.5 L 104.5,0.5 L 104.5,20.5 L 13,20.5 L 13,16.5 L 6,16.5 L 6,20.5 L 1,20.5 L 1,0.5 z" /> 
+   <text 
+      style="font-size:12px;text-anchor:middle;text-align:center;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="54" 
+        y="15.5" 
+        style="font-size:16px;">xcor</tspan> 
+   </text> 
+ </svg> 
diff --git a/images/sl/turtle/ycor.svg b/images/sl/turtle/ycor.svg
new file mode 100644
index 0000000..52d2042
--- /dev/null
+++ b/images/sl/turtle/ycor.svg
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?> 
+ <svg 
+    xmlns="http://www.w3.org/2000/svg" 
+    xmlns:xlink="http://www.w3.org/1999/xlink" 
+    width="105" 
+    height="21"> 
+   <defs> 
+     <linearGradient 
+        id="linearGradient3166"> 
+       <stop 
+          style="stop-color:#ffffff;stop-opacity:1;" 
+          offset="0" 
+          id="stop3168" /> 
+       <stop 
+          style="stop-color:#00ff00;stop-opacity:1;" 
+          offset="1" 
+          id="stop3170" /> 
+     </linearGradient> 
+     <linearGradient 
+        xlink:href="#linearGradient3166" 
+        id="linearGradient3172" 
+        x1="0" 
+        y1="0" 
+        x2="104" 
+        y2="21" 
+        gradientUnits="userSpaceOnUse" /> 
+   </defs> 
+   <path 
+      style="fill:url(#linearGradient3172);fill-opacity:1;stroke:#00a000;stroke-width:2;stroke-opacity:1" 
+      d="M 1,0.5 L 6,0.5 L 6,4.5 L 13,4.5 L 13,0.5 L 104.5,0.5 L 104.5,20.5 L 13,20.5 L 13,16.5 L 6,16.5 L 6,20.5 L 1,20.5 L 1,0.5 z" /> 
+   <text 
+      style="font-size:12px;text-anchor:middle;text-align:center;font-family:Bitstream Vera Sans"> 
+       <tspan 
+        x="54" 
+        y="15.5" 
+        style="font-size:16px;">ycor</tspan> 
+   </text> 
+ </svg> 
--
cgit v0.9.1