function popup(){
	var popWin = window.open('snapCourseBuilder.htm','popup','width=850,height=530,menubar=0,status=0,toolbar=0');
	popWin.moveTo(50,50);

}

function popupFullscreen(url){
	var popWin = window.open(url,'popupFS','fullscreen=yes,menubar=0,status=0,toolbar=0');
}

///-------------------------------------------------------------------------
// Function to get a specific value from input URL
// it extracts a parameter from the URL "...&aicc_sid=128124&..." and returns it
// takes in the entire URL, and the name whose value is to be returned
///-------------------------------------------------------------------------
  function GetURLParam(inString, strVal){
  	i1 = allTrim(inString);
	i1 = inString.toLowerCase().indexOf(strVal.toLowerCase());
	var value ="";
	if (i1 != -1){
	   var strLaunchURL = inString.substring(i1+strVal.length, inString.length);   
	   i1 = strLaunchURL.indexOf("&");
	   if (i1 == -1) i1 = strLaunchURL.length;
	   value = strLaunchURL.substring(strLaunchURL.indexOf("=")+1, i1);
	}
	else
	   value = "";
	return removeBlanks(value);
 } 

/// this is a helper function to GetURLParam 
// It removes any blanks if present in URL - not important
///------------[ not important; do not analyse ]-------------------------------------
function removeBlanks(inString){
     i = 0;
     bFound = 0;
     iStart = 0;
     iLen = inString.length;
     while ((i < iLen) && (bFound == 0))
       {
          if (inString.charAt(i) == " ")
            {
               iStart++;
            }
          else
            {
               bFound = 1;
            }
          i++;
        }
     if (bFound == 1)
       {inString = inString.substring(iStart,iLen);}
     bFound = 0;
     iLen = inString.length;
     i = iLen-1;
     while ((i > 0) && (bFound == 0))
       {
         if (inString.charAt(i) != " ")
            {bFound = 1;}
         else
            {i--;}
       }
     if (bFound == 1)
       {
          inString = inString.substring(0,i+1);
       }
     return (inString);
}

////-----------------------------------------
function lTrim(x){
	while(x.charAt(0)==" ") x=x.substring(1,x.length)
	return x;
}
///-------------------------------------------
function rTrim(x){
	while(x.charAt(x.length-1)==" ") x=x.substring(0,x.length-1)
	return x;
}
////-------------------------------------------
function allTrim(x){
	x = rTrim(lTrim(x));
	return x;
}
/////------------------------------------------------------------
function right(str,pos) {	/// mimics VBScript's Right() function
	return str.substring(str.length - pos, str.length); 
}
//////-----------------------------------------------------------
function left(str,pos) {	/// mimics VBScript's Left() function
	return str.toString().substring(0, pos); 
}
////-------------dreamweaver script -------------------


function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
<!--
<!-- Begin
// Set up the image files to be used.
var theImages = new Array() // do not change this
// To add more image files, continue with the
// pattern below, adding to the array.

theImages[0] = '/images/resources/ecentre01.gif'
theImages[1] = '/images/resources/ecentre02.gif'
theImages[2] = '/images/resources/ecentre03.gif'// do not edit anything below this line

var j = 0
var p = theImages.length;
var preBuffer = new Array()
for (i = 0; i < p; i++){
   preBuffer[i] = new Image()
   preBuffer[i].src = theImages[i]
}
var whichImage = Math.round(Math.random()*(p-1));
function showImage(){
document.write('<img src="'+theImages[whichImage]+'" border="0">');
}

//  End -->

function MM_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}