document.onmouseover = mOver ;
document.onmouseout = mOut ;

function mOver() {
	var eSrc = window.event.srcElement ;
	if (eSrc.className == "item") {
		window.event.srcElement.className = "highlight";
	}
}

function mOut() {
	var eSrc = window.event.srcElement ;
	if (eSrc.className == "highlight") {
		window.event.srcElement.className = "item";
	}
}


var bV=parseInt(navigator.appVersion);
NS4=(document.layers) ? true : false;
IE4=((document.all)&&(bV>=4))?true:false;
ver4 = (NS4 || IE4) ? true : false;

isExpanded = false;

function getIndex($1) {
	ind = null;
	for (i=0; i<document.layers.length; i++) {
		whichEl = document.layers[i];
		if (whichEl.id == $1) {
			ind = i;
			break;
		}
	}
	return ind;
}

function arrange() {
	nextY = document.layers[firstInd].pageY + document.layers[firstInd].document.height;
	for (i=firstInd+1; i<document.layers.length; i++) {
		whichEl = document.layers[i];
		if (whichEl.visibility != "hide") {
			whichEl.pageY = nextY;
			nextY += whichEl.document.height;
		}
	}
}

function FolderInit(){
	if (NS4) {
	firstEl = "mParent";
	firstInd = getIndex(firstEl);
	showAll();
		for (i=0; i<document.layers.length; i++) {
			whichEl = document.layers[i];
			if (whichEl.id.indexOf("Child") != -1) whichEl.visibility = "hide";
		}
		arrange();
	}
	else {
		tempColl = document.all.tags("DIV");
		for (i=0; i<tempColl.length; i++) {
			if (tempColl(i).className == "child") tempColl(i).style.display = "none";
		}
	}
}

function FolderExpand($1,$2,$3) {
	if (!ver4) return;
	if (IE4) { ExpandIE($1,$2,$3) } 
	else { ExpandNS($1,$2,$3) }
}

function ExpandIE($1,$2,$3) {
	//Expanda = eval($1 + "a");
	//Expanda.blur()
	ExpandChild = eval($1 + "Child");
        if ($2 != "top") { 
		//ExpandTree = eval($1 + "Tree");
		//ExpandFolder = eval($1 + "Folder");
	}

	if (ExpandChild.style.display == "none") {
		FolderInit();
		ExpandChild.style.display = "block";
	}
	else {
		ExpandChild.style.display = "none";
	}
	
}
function ExpandNS($1,$2,$3) {
	ExpandChild = eval("document." + $1 + "Child")
        if ($2 != "top") { 
		//ExpandTree = eval("document." + $1 + "Parent.document." + $1 + "Tree")
		//ExpandFolder = eval("document." + $1 + "Parent.document." + $1 + "Folder")
	}	
	if (ExpandChild.visibility == "hide") {
		ExpandChild.visibility = "show";
              	}
	else {
		ExpandChild.visibility = "hide";
              }
	arrange();
	
}

function showAll() {
	for (i=firstInd; i<document.layers.length; i++) {
		whichEl = document.layers[i];
		whichEl.visibility = "show";
	}
}



//onload = FolderInit;