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/*
* Functions that are common in all lessons
*
*/
var flag_start = 0,i,j,flag;
function linkHome(){
pth = 'http://localhost:8008/content/index.html';
window.location = pth;
};
function editreturn(){
$('<div id="temp"/>')
.load('http://localhost:8008/cgi-bin/return.py',
function(responseTxt,status,xhr){
window.location = responseTxt
});
}
function linkEnglish(){
url = window.location+"";
grade = url.charAt(url.length-1);
last = url.charAt(url.length-3)+url.charAt(url.length-2)+grade;
pth = 'http://localhost:8008/content/English';
pos = url.indexOf('?F');
if (pos<0){
window.location = pth + '/index.html';
}else{
tpth = pth + '/p'+grade+'.html'+last;
window.location = tpth;
}
};
function linkMathematics(){
url = window.location+"";
grade = url.charAt(url.length-1);
last = url.charAt(url.length-3)+url.charAt(url.length-2)+grade;
pth = 'http://localhost:8008/content/Mathematics';
pos = url.indexOf('?F');
if (pos<0){
window.location = 'content/Mathematics/index.html'
}else{
tpth = pth + '/p'+grade+'.html'+last;
window.location = tpth;
}
};
function goback(){
url = window.location+"";
levels = url.split('/');
last = levels.pop();
levels.pop()
levels.push(last);
newurl = levels.join('/');
window.location = newurl
}
function apply(){
items = (window.location+"").split('/');
score = '70';
subject = items[4];
milestone = items[5];
activity = items[6];
$('#content').load('http://localhost:8008/cgi-bin/results.py',{
'score':score,
'subject':subject,
'milestone':milestone,
'activity':activity
},function(responseText, status, xhr){
if (responseText==1){ goback();
} else if (responseText==2){ gobackOne();
} else if (responseText==3){ gobackTwo();
};
});
}
function quit(){
window.close();
}
function edit(){
openfile = window.location
$().load('http://localhost:8008/cgi-bin/setOpenFile.py',
{'filename':'openfile'},
function(responseText, status, xhr){});
window.location = 'http://localhost:8008/contentedit.html';
}
//enable or disable the control buttons
function controlButtonDisplay(button,status){
var opacity;
if(status === 'enabled'){
opacity = 1;
cursor = 'pointer';
}else{
opacity = .3;
cursor = 'default';
}
var buttonCss = {
'opacity':opacity,
'cursor':cursor
};
$('#'+button).css(buttonCss);
}
//generate a random numbers between two limits
function genRand( lower, upper ){
return Math.floor(Math.random() * (upper - lower + 1) + lower);
};
/*
Function to generate a set of random numbers and assign it to a variable supplied
@params: randVar - > The variable in which the random numbers to be stored
lower -> lower number
upper -> upper number
include lower and upper limit
Currently it generates numbers betweem 0-upper (exclude upper)
*/
function shuffleNumbers(randVar,lower,upper) {
var total_nums = upper-lower;
randVar[0] = genRand(0,total_nums-1);
for(i= 1; i < total_nums; i++){
do{
flag = 0;
randVar[i] = genRand(0,total_nums-1);
for(j=0; j<i; j++){
if(randVar[i] === randVar[j]){
flag++;
}
}
}while(flag != 0 ); //end of do while loop
}
}
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