// JScript File

//These functions create the rollover image swap effect in the header 

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_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;
}

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];}
}

//LEFTNAV These functions are used to create behavior for swapping CSS classes  .xxx, .xxxover, .xxxselected. 
//This script is included in each page header include file

function flipbg(node){ 
    //alert(node.className.indexOf('selected'));
  if(node.className.indexOf('selected') <= 0) if (node.className.indexOf('over') <= 0) node.className = node.className + 'over';
  //alert(node.className);
}
	
function unflipbg(node){ 
var j = node.className.indexOf('over');
if(node.className.indexOf('selected') <= 0) if (j > 0) node.className = node.className.substr(0,j);
}

//TOPNAV flip() and flipout() hide and show dropdown menus in addition to rollover hehavior
function flip(node){
    if (node.className == "navcell") node.className = "navcellover";
    //show dropdown menu
	for (i=0; i<node.childNodes.length; i++) {
		node2 = node.childNodes[i];
		if (node2.nodeName=="UL") {
			var sid, smu;
			sid = node2.id;
			smu = document.getElementById(sid);
			smu.style.display = 'block';
		}
	}
}
	
function flipout(node){
	if (node.className == "navcellover") node.className = "navcell";
	//hide dropdown menu
	for (i=0; i<node.childNodes.length; i++) {
		node2 = node.childNodes[i];
		if (node2.nodeName=="UL") {
			var sid, smu;
			sid = node2.id;
			smu = document.getElementById(sid);
			smu.style.display = 'none';
		}
	}
}