$(document).ready(function() {
$(".rollover").hover(
        function()
        {		
		    var name = $(this).attr("src");		    
    		
		    $(this).attr("src", name.replace("_off", "_on"));
		}, 
		function() 
		{
		    var name = $(this).attr("src");
		    $(this).attr("src", name.replace("_on", "_off"));
        });
$(".howtouse3").click(
        function()
        {		
		    var name = $(this).attr("name");		    
    		
		    $("#" + name).css("display", "block");
        });
$(".howtouse2").click(
        function()
        {		   
		    $(this).css("display", "none");
        });
$(".searchbutton").hover(
        function()
        {		
		    $(this).css("background-image", "url(media/images/common/search_on.jpg)");	    
		}, 
		function() 
		{
		    $(this).css("background-image", "url(media/images/common/search_off.jpg)");	  
        });
$(".readmore").hover(
        function()
        {		
		    var name = $(this).attr("src");		    
    		
		    $(this).attr("src", name.replace("_off", "_on"));
		}, 
		function() 
		{
		    var name = $(this).attr("src");
		    $(this).attr("src", name.replace("_on", "_off"));
        });
});

function getObj(id) {
	if(document.all) {
		return document.all[id];
	} else if(document.getElementById) {
		return document.getElementById(id);
	} else if(document.layers) {
		return document.layers[id];
	} else {
		alert('This browser doesn\'t support "document.all", "document.layers", or "document.getElementById".');
		return null;
	}
} 

function BeginRandomization()
{   
   // setInterval ( "ChangeConcept()", 5000 );
    ChangeConcept();
}

function ChangeConcept()
{
    // var randomnumber = Math.floor(Math.random()*3);
	//Set default and only ad to earthday for now.
	 var randomnumber = 2;
    $("#MiddleAd").css("background-image", "url(media/images/default/middlead/background" + randomnumber + ".jpg)");
	if (randomnumber == 0)
	{
		getObj('MiddleAd').innerHTML = "<div style=\"position: absolute; top: 0px; left: 0px; margin-left: 20px; margin-top: 190px;\"><a href=\"DownloadsEvites.aspx\"><img src=\"media/images/transparent.gif\" width=\"210px\" height=\"60px\" border=\"0\"></a></div>";
	}
	else if (randomnumber == 1)
	{
		getObj('MiddleAd').innerHTML = "<div style=\"position: absolute; top: 0px; left: 0px; margin-left: 20px; margin-top: 215px;\"><a href=\"Blog.aspx\"><img src=\"media/images/transparent.gif\" width=\"210px\" height=\"60px\" border=\"0\"></a></div>";
	}
	else if (randomnumber == 3)
	{
		getObj('MiddleAd').innerHTML = "<div style=\"position: absolute; top: 0px; left: 0px; margin-left: 20px; margin-top: 215px;\"><a href=\"Blog.aspx\"><img src=\"media/images/transparent.gif\" width=\"235px\" height=\"60px\" border=\"0\"></a></div>";
	}
	else if (randomnumber == 2)
	{
		getObj('MiddleAd').innerHTML = "<div style=\"position: absolute; top: 0px; left: 0px; height: 100%; width: 100%;\"><a href=\"http://www.facebook.com/pages/Delta-Zeta-Sorority-National/90790489890?v=app_105165112847359&ref=ts\" target=\"_blank\" style=\"width: 100%; height: 100%;\"><img src=\"media/images/transparent.gif\" width=\"100%\" height=\"100%\" border=\"0\"></a></div>";
	}
	else
	{
		getObj('MiddleAd').innerHTML = "";
	}
}



/*ie6 png fix*/
var arVersion;
var version;

if(navigator.appName.indexOf("Microsoft")!= -1){
    //alert("windows");
    arVersion = navigator.appVersion.split("MSIE");
    version = parseFloat(arVersion[1]);
}

function SetShadowPNG(myImage, container) 
{
    if ((version >= 5.5) && (version < 7) && (document.body.filters)) 
    {
       var imgID = (myImage.id) ? "id='" + myImage.id + "' " : ""
	   var imgClass = (myImage.className) ? "class='" + myImage.className + "' " : ""
	   var imgTitle = (myImage.title) ? 
		             "title='" + myImage.title  + "' " : "title='" + myImage.alt + "' "
	   var imgStyle = "display:inline-block;" + myImage.style.cssText
	   var height = myImage.height
	   var strNewHTML = "<span " + imgID + imgClass + imgTitle
                  + " style=\"" + "width:" + myImage.width + "; height:" + height + " !important;" + imgStyle + ";"
                  + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader";
       strNewHTML += "(src=\'" + myImage.src + "\', sizingMethod='scale');\">";      
       strNewHTML += "</span>";
	   getObj(container).innerHTML = strNewHTML;
    }
}

function fixPNG(myImage) 
{
    if ((version >= 5.5) && (version < 7) && (document.body.filters)) 
    {
       var imgID = (myImage.id) ? "id='" + myImage.id + "' " : ""
	   var imgClass = (myImage.className) ? "class='" + myImage.className + "' " : ""
	   var imgTitle = (myImage.title) ? 
		             "title='" + myImage.title  + "' " : "title='" + myImage.alt + "' "
	   var imgStyle = "display:inline-block;" + myImage.style.cssText
	   var strNewHTML = "<span " + imgID + imgClass + imgTitle
                  + " style=\"" + "width:" + myImage.width 
                  + "px; height:" + myImage.height 
                  + "px;" + imgStyle + ";"
                  + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
                  + "(src=\'" + myImage.src + "\', sizingMethod='scale');\"></span>"
	   myImage.outerHTML = strNewHTML	  
    }
}

/*drop menu for archive*/
function toggleMenu(name)
{
	var obj = getObj('menu_' + name);
	var pic = getObj('arrow_' + name);

    if(obj.style.display == 'block')
	{
		obj.style.display = 'none';
		pic.setAttribute("src", "media/images/arrow_closed.gif");
	}
	else
	{
		obj.style.display = 'block';
		pic.setAttribute("src", "media/images/arrow.gif");
	}
}

var display = "";
function subOptions(elem){
	var list = getObj("current_feature_subitem_box");
	var parent = getObj("contextP");
	
	if(display == ""){
		parent.style.borderBottom = "none";
		parent.setAttribute("class", "current_feature_itemContext1");
		list.style.display = "block";
		display = "shown";
	}else{
		parent.style.borderBottom = "1px solid #BEBB90";
		parent.setAttribute("class", "current_feature_itemContext");
		list.style.display = "none";
		display = "";
	}
}

function setBack(){
	display = "";
	/*var parent = getObj("contextP");
	parent.style.borderBottom = "1px solid #BEBB90";
	parent.setAttribute("class", "current_feature_itemContext");*/
}

function LeftProfile()
{
   dw_scrollObj.scrollBy('wn',186,0); 
   return false;
}
function RightProfile()
{          
   dw_scrollObj.scrollBy('wn',-186,0);
   return false;           
}

function LeftProject()
{
   dw_scrollObj.scrollBy('wn',490,0); 
   return false;
}
function RightProject()
{          
   dw_scrollObj.scrollBy('wn',-490,0);
   return false;           
}

function Initialize()
{
    var wndo = new dw_scrollObj('wn', 'CatDiv', null);
    dw_scrollObj.GeckoTableBugFix('wn');
}