var modPrice = 0;
var xmlhttp;

function getTotal_mod() {

var totalPrice=0;
var xmlhttp;
var thisArrayCookie = splitCookie('MacPrimary');
for (var i=0;i<thisArrayCookie.length;i++) {
  var thisXMLurl = "/primary/newonix/products.js/" + thisArrayCookie[i][0];
  var thisXMLquant = thisArrayCookie[i][4];
  var thisXMLtype = thisArrayCookie[i][3];
    if (thisXMLtype=="B") {
    loadXMLDocModPrice(thisXMLurl,i, thisXMLquant);
    totalPrice += modPrice;
    }
}

return totalPrice.toFixed(2);
}

function loadXMLDocModPrice(url,id, q)
{
// code for Mozilla, etc.

if (window.XMLHttpRequest  && navigator.userAgent.toLowerCase().indexOf("msie 7")==-1)
  {
 
  xmlhttp=new XMLHttpRequest()
  //xmlhttp.onreadystatechange=state_Change

  xmlhttp.onload = function () {
        eval(xmlhttp.responseText);
        if (unescape(articleResult.Division)=='Teacher Resources') {
            //alert(unescape(articleResult.PriceAmount));
            modPrice = Number(unescape(articleResult.PriceAmount).substring(6))*q*.9;
          }
        else {
            modPrice = Number(unescape(articleResult.PriceAmount).substring(6))*q;
        } 
    }
  xmlhttp.open("GET",url,false)
  xmlhttp.send(null)
  }
// code for IE
else if (window.ActiveXObject)
  {
  xmlhttp=new ActiveXObject("Microsoft.xmlhttp")
    if (xmlhttp)
    {
    xmlhttp.onreadystatechange= function () {
       if (xmlhttp.readyState==4)
         {
         // if "OK"
         if (xmlhttp.status==200)
          {
          eval(xmlhttp.responseText);
        if (unescape(articleResult.Division)=='Teacher Resources') {
            //alert(unescape(articleResult.PriceAmount));
            modPrice = Number(unescape(articleResult.PriceAmount).substring(6))*q*.9;
          }
        else {
            modPrice = Number(unescape(articleResult.PriceAmount).substring(6))*q;
        } 
        }
        else
           {
          alert("Problem retrieving XML data:" + xmlhttp.statusText)
          }
      }
   }
    xmlhttp.open("GET",url,false)
    xmlhttp.send()
    }
  }
}

function addLoadEvent(func)
{
	var ondonload = window.onload;
	if(typeof window.onload != 'function')
	{
		window.onload = func;
	} else {
		window.onload = function()
		{
			ondonload();
			func();
		};
	}
}

document.getElementByClassName = function(oTag,oClass)
{
  var oElement = document.getElementsByTagName(oTag);
  for(var i=0; i < oElement.length; i++)
  {
    if(oElement[i].className == oClass) return oElement[i];
  }
  return "undefined";
};

function stopEvent(oEvent)
{
  if(window.event)
  { 
    var target = window.event.srcElement;
    window.event.returnValue = false;
  } else {
    var target = oEvent.target;
    oEvent.preventDefault();
  }
  return target;
}

document.getInnerElementByClassName = function (oContainer,oTag,oClass)
{
  var oElement = oContainer.getElementsByTagName(oTag);
  for(var i=0; i < oElement.length; i++)
  {
    if(oElement[i].className == oClass) return oElement[i];
  }
  return "undefined";
  
};

document.getElementsByClassName = function(oTag,oClass)
{
  var tempArray = new Array();
  var oElement = document.getElementsByTagName(oTag);
  for(var i=0; i < oElement.length; i++)
  {
    if(oElement[i].className == oClass) tempArray.push(oElement[i]);
  }
  return tempArray;
};

document.getInnerElementsByClassName = function (oContainer,oTag,oClass)
{
  var tempArray = new Array();
  var oElement = oContainer.getElementsByTagName(oTag);
  
  for(var i=0; i < oElement.length; i++)
  {
    
    if(oElement[i].className == oClass) 
    {
        tempArray.push(oElement[i]);
        
    }
  }
  return tempArray;
  
};

function goBack(oEvent)
{
    var target = stopEvent(oEvent);
    history.go(-1);
}

function isbn10to13(isbn)
  {
    if(isbn.length == 10)
    {
        return convISBN10toISBN13(preEditISBN(isbn));
    } else {
                return isbn;
           }
  }

function getUrlCat()
{
   var winLoc = unescape(window.location.toString());
   if(winLoc.indexOf('cat=') != -1)
   {
      var winLocSplit = winLoc.split('&');
      for(var i = 0; i < winLocSplit.length; i++)
      {
         if(winLocSplit[i].indexOf('cat=') != -1)
         {
             return winLocSplit[i].split('=')[1];
         }
      }
   } 
   return "";
}

function createXHR() //create cross-browser XHR object
{
    if (typeof XMLHttpRequest != "undefined") 
    {
        return new XMLHttpRequest();
    } else if (window.ActiveXObject) 
           {
        var aVersions = [ "MSXML2.XMLHttp.6.0", "MSXML2.XMLHttp.3.0"];
        for (var i = 0; i < aVersions.length; i++) 
        {
            try {
                var oXHR = new ActiveXObject(aVersions[i]);
                return oXHR;
            } catch (oError) {
            //Do nothing
            }
        }
    }
    throw new Error("XMLHttp object could not be created.");
}


/*-------------------------------------------------------------------------------------------------------------------------
    FUNCTIONS FOR MORE TEXT ELEMENT ON CATEGORY HOME PAGES
*/

function loadCategoryHomePages(division,category)//insert link for the text pop
{

    var middleCircle = document.getElementById('middleCircle');
    var moreText = document.getElementById('moreText');
    
    if(typeof middleCircle != 'undefined' && typeof moreText != 'undefined')
    {
    
        var oAnchor = document.createElement('a');
        oAnchor.setAttribute('href','#');
        oAnchor.setAttribute('id','moreTextLink');
        oAnchor.setAttribute('title','more');
        oAnchor.onclick = openMoreText;
        oAnchor.appendChild(document.createTextNode('more'));
        
        //middleCircle.insertBefore(oAnchor,moreText);
        middleCircle.appendChild(oAnchor);
    }
    
}    


function openMoreText(oEvent)
{
    var target = stopEvent(oEvent);
    openMoreTextPopUp();
}
      
function openMoreTextPopUp()
      {
        //GET PAGE DIMENSIONS
        var dimensions = getPageSizeWithScroll();
        
        //ATTACH CLASS NAME IN ORDER TO LOAD THE SECSTRAP
        document.body.className = document.body.className + ' ' + document.getElementById('wrapper').className;
        
        //CREATE ELEMENT TO HOLD THE TRANSPARENT BACKGROUND
        var oPopup = document.createElement('div');
        oPopup.setAttribute('id','moreTextPopUpHolder');        
        var oHeight = dimensions[0];
        oPopup.style.height = oHeight + 'px';
        document.body.appendChild(oPopup);        
       
        //CREATE ELEMENT TO HOLD THE POP UP
        var oDiv = document.createElement('div');
        oDiv.setAttribute('id','moreTextPopUpBody');
        oDiv.className = document.getElementById('bodyMiddle').className;
        if(dimensions[1] > 692)//CENTER THE POP UP
        {
            oDiv.style.left = ((dimensions[1] / 2) - 346) + 'px';
        } else {
                   oDiv.style.left = '0';
               }               
        //CREATE ELEMENT TO HOLD SECSTRAP
        var oSechead = document.createElement('div');
        oSechead.className = 'sechead';
        oDiv.appendChild(oSechead);
        
        //RETRIEVE POP UP TEXT       
        var moreText = document.createElement('div');
        moreText.className = 'moreText';
        var oLink = '<div class="back"><a class="back" href="#" onclick="closePopUp(event)">back</a></div>';
        moreText.innerHTML = document.getElementById('moreText').innerHTML + oLink;
        /*
        var oAnchor = document.createElement('a');
        oAnchor.setAttribute('href','#');
        oAnchor.appendChild(document.createTextNode('close'));
        oAnchor.onclick = closePopUp;
        */
        oDiv.appendChild(moreText);
        //oDiv.appendChild(oAnchor);
        
        //APPEND POP TO PAGE
        document.body.appendChild(oDiv); 
        
        //FIX HEIGHT OF TRANSPARENT BACKGROUND
        var popupHeight = document.getElementById('moreTextPopUpBody').offsetHeight + 50;
        if(popupHeight > dimensions[0])
        {
            document.getElementById('moreTextPopUpHolder').style.height = popupHeight + 'px';
        }
        window.scrollTo(0,0);
}  

function closePopUp(oEvent)
{
    var target = stopEvent(oEvent);
    var popupHolder = document.getElementById('moreTextPopUpHolder');
    var popupBody = document.getElementById('moreTextPopUpBody');
    
    document.body.removeChild(popupHolder);
    document.body.removeChild(popupBody);
    window.scrollTo(0,0);
} 
      
      
      function getPageSizeWithScroll()
      {   
        var tempArray = new Array();  
        if (window.innerHeight && window.scrollMaxY) {// Firefox         
            tempArray.push(window.innerHeight + window.scrollMaxY); 
            tempArray.push(window.innerWidth + window.scrollMaxX);
        } else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac         
                tempArray.push(document.body.scrollHeight); 
                tempArray.push(document.body.scrollWidth);
                } else { // works in Explorer 6 Strict, Mozilla (not FF) and Safari         
                        tempArray.push(document.body.offsetHeight);    
                        tempArray.push(document.body.offsetWidth);  
                       }   
        return tempArray;
      }
      
      function closeMoreText(oEvent)
      {
        if(window.event)
        { 
          var target = window.event.srcElement;
          window.event.returnValue = false;
        } else {
          var target = oEvent.target;
          oEvent.preventDefault();
        }
        target.parentNode.parentNode.style.backgroundImage = "url(templates/layout/$file/middleCircle.gif)";
        
        var moreText = document.getElementById('moreText');
        moreText.style.display = "none";
        
        var moreTextLink = document.getElementById('moreTextLink');
        moreTextLink.style.display = "block";     
       
      }