function addEvent(obj, type, fn)
{
    if(obj.addEventListener)
    {
        obj.addEventListener( type, fn, false); 
        EventCache.add(obj, type, fn);
    }
    else if(obj.attachEvent)
    {
        obj["e"+type+fn]=fn; 
        obj[type+fn]=function()
            {
                obj["e"+type+fn](window.event);
            }; 
        obj.attachEvent("on"+type, obj[type+fn]); 
        EventCache.add(obj, type, fn);
    }
    else
    {
        obj["on"+ type]=obj["e"+type+fn];
    }
}

var EventCache=function()
{
    var listEvents=[]; 
    return{listEvents : listEvents, add : function(node, sEventName, fHandler)
        {
            listEvents.push(arguments);
        }, flush : function()
        {
            var i, item; 
            for(i=listEvents.length-1; i >= 0 ; i=i-1)
            {
                item=listEvents[i]; 
                if(item[0].removeEventListener)
                {
                    item[0].removeEventListener(item[1], item[2], item[3]);
                }; 
                if(item[1].substring(0, 2)!= "on")
                {
                    item[1]="on"+item[1];
                };
                if(item[0].detachEvent)
                {
                    item[0].detachEvent(item[1], item[2]);
                };
                item[0][item[1]]=null;
            };
        }
     };
}();

addEvent(window,'unload',EventCache.flush);

function MM_jumpMenu(targ,selObj,restore)
{
    eval(targ+".location='"+selObj.options[ selObj.selectedIndex].value+"'"); 
    if(restore)selObj.selectedIndex=0;
}

function doPopups()
{
    if(!document.getElementsByTagName )
        return false; 
    var links=document.getElementsByTagName("a"); 
    for(var i=0; i < links.length; i++)
    {
        if(links[i].className.match("popup"))
        {
            links[i].className=links[i].className+" newWinStyle";
            if(links[i].title=="")
            {
                links[i].title="(new window)";
            }
            else
            {
                links[i].title=links[i].title+ "(new window)";
            }
            links[i].onclick=function(e)
                {
                    if(!e)e=window.event; 
                    if(e.shiftKey || e.ctrlKey || e.altKey)return; window.open(this.href); 
                    return false;
                }
       }
    }
}

function doGamePopups()
{
    if(!document.getElementsByTagName)
        return false; 
    var links=document.getElementsByTagName("a"); 
    for(var i=0; i < links.length; i++)
    {
        if(links[i].className.match("game"))
        {
            links[i].className=links[i].className+" newWinStyle"; 
            if(links[i].title=="")
            {
                links[i].title="(new window)";
            }
            else
            {
                links[i].title=links[i].title+"(new window)";
            }
            links[i].onclick=function(e)
                {
                    if(!e)e=window.event; 
                    if(e.shiftKey || e.ctrlKey || e.altKey)return; 
                    var width=this.href.substring(this.href.indexOf('width=')+6,this.href.indexOf('height=')-1); 
                    var height=this.href.substring(this.href.indexOf('height=')+7,this.href.length); 
                    window.open(this.href, "gamewindow", "menubar=no,width="+width+",height="+height+",top=0,height=0,toolbar=no, directories=no,resizable=no,scrollbars=no,location=no,status=yes"); 
                    return false;
                }
        }
    }
}

function alternateRows()
{
    var i, j; 
    if(!document.getElementById)return; 
    var tables=document.getElementsByTagName("table");
    for(i=0; i<tables.length; i++)
    {
        rows=tables[i].getElementsByTagName("tr"); 
        applyClasstoRows(rows);
    }
}

function alternateFormRows()
{
    var i, j; 
    if(!document.getElementById)
        return; 

    var forms=document.getElementsByTagName("form");
    for(i=0; i<forms.length; i++)
    {
        rows=getElementsByClassName(forms[i], "div", "row"); 
        applyClasstoRows(rows);
    }
}

function applyClasstoRows(myRows)
{
    for(j=0; j<rows.length; j++)
    {
        if(j%2==1)
        {
            rows[j].className=rows[j].className+" alternate";
        }
    }
}

function getElementsByClassName(oElm, strTagName, strClassName)
{
    var arrElements=(strTagName=="*" && oElm.all)? oElm.all : oElm.getElementsByTagName(strTagName); 
    var arrReturnElements=new Array(); 
    strClassName=strClassName.replace(/\-/g, "\\-"); 
    var oRegExp=new RegExp("(^|\\s)"+strClassName+"(\\s|$)"); 
    var oElement; 
    for(var i=0; i<arrElements.length; i++)
    {
        oElement=arrElements[i];
        if(oRegExp.test(oElement.className))
        {
            arrReturnElements.push(oElement);
        }
    }
    return(arrReturnElements);
}

function addCaption(xClass)
{
    var allImages=getElementsByClassName(document, "img", xClass); 
    for(var i=0; i < allImages.length; i++)
    {
        var imageCaption=document.createTextNode(allImages[i].title); 
        var imageContainer=document.createElement("div"); 
        var imagePara=document.createElement("p"); 
        var imageWidth=allImages[i].getAttribute("width"); 
        var spareSpan=document.createElement("span"); 
        imagePara.appendChild(imageCaption); 
        allImages[i].parentNode.insertBefore(imageContainer, allImages[i]); 
        imageContainer.appendChild(allImages[i]); 
        if(allImages[i].title != "")
        {
            imageContainer.appendChild(imagePara);
        }
        imageContainer.appendChild(spareSpan);
        imageContainer.className=xClass; 
        spareSpan.className="spareSpan"; 
        allImages[i].className="imgCaption"; 
        imagePara.style.width=(imageWidth-25)+"px";
    }
}

function addClass(theClass)
{
    if(this.className != '')
    {
        this.className += ' '+theClass;}else{this.className=theClass;
    }
}

Object.prototype.addClass=addClass; 

function inArray(needle)
{
    for(var i=0; i < this.length; i++)
    {
        if(this[i]===needle){return i;}
    }return false;
}

Array.prototype.inArray=inArray ; 

function footnoteLinks(containerID,targetID)
{
    if(!document.getElementById || !document.getElementsByTagName || !document.createElement)
        return false; 
    if(!document.getElementById(containerID)|| !document.getElementById(targetID))
        return false; 
    var container=document.getElementById(containerID); 
    var target=document.getElementById(targetID); 
    var h2=document.createElement('h2'); addClass.apply(h2,['printOnly']); 
    var h2_txt=document.createTextNode('Links'); h2.appendChild(h2_txt); 
    var coll=container.getElementsByTagName('*'); var ol=document.createElement('ol'); 
    addClass.apply(ol,['printOnly']); 
    var myArr=[]; 
    var thisLink; 
    var num=1; 
    for(var i=0; i<coll.length; i++)
    {
        var thisClass=coll[i].className; 
        if((coll[i].getAttribute('href')|| coll[i].getAttribute('cite'))&&(thisClass=='' || thisClass.indexOf('ignore')==-1))
        {
            thisLink=coll[i].getAttribute('href')? coll[i].href : coll[i].cite; 
            var note=document.createElement('sup'); 
            addClass.apply(note,['printOnly']); 
            var note_txt; 
            var j=inArray.apply(myArr,[thisLink]); 
            if(j || j===0)
            {
                note_txt=document.createTextNode(j+1);
            }
            else
            {
                var li=document.createElement('li'); 
                var li_txt=document.createTextNode(thisLink); 
                li.appendChild(li_txt); 
                ol.appendChild(li); 
                myArr.push(thisLink); 
                note_txt=document.createTextNode(num); 
                num++;
            }
            note.appendChild(note_txt); 
            if(coll[i].tagName.toLowerCase()=='blockquote')
            {
                var lastChild=lastChildContainingText.apply(coll[i]); 
                lastChild.appendChild(note);
            }
            else
            {
                coll[i].parentNode.insertBefore(note, coll[i].nextSibling);
            }
        }
    }
    target.appendChild(h2); 
    target.appendChild(ol); 
    addClass.apply(document.getElementsByTagName('html')[0],['noted']); 
    return true;
}

function hideSPAM()
{
    var spamField=document.getElementById("trap");  
    if(spamField)
    {
        var spamContainer=spamField.parentNode;  
        spamContainer.removeChild(spamField);
    }
}

window.onload=function()
{
    hideSPAM(); 
    doPopups(); 
    doGamePopups(); 
    alternateRows(); 
    alternateFormRows(); 
    addCaption("imgLeft"); 
    addCaption("imgRight"); 
    addCaption("imgLeft_noCrop"); 
    addCaption("imgRight_noCrop"); 
    footnoteLinks("content","footnotes");
}