isExpanded = false;

var bV=parseInt(navigator.appVersion);
NS4=(document.layers) ? true : false;
IE4=((document.all)&&(bV>=4)) ? true : false;
ver4 = (NS4 || IE4) ? true : false;
//alert ('bv ' + bV + 'ns ' + NS4 + 'ie '+ IE4);

function expandIt(){return}
function expandAll(){return}

function getIndex(el) {
	
	ind = null;
	for (i=0; i<document.layers.length; i++) {
		whichEl = document.layers[i];
		if (whichEl.id == el) {
			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 initIt(){
	if (NS4) {
		for (i=0; i<document.layers.length; i++) {
			whichEl = document.layers[i];
			if (whichEl.id.indexOf("Child") != -1) whichEl.visibility = "hide";
			//else(whichEl.visibility = "show");
			//arrange();
		}
		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 expandIt(el) {
	if (!ver4) return;
	if (IE4) {expandIE(el)} else {expandNS(el)}
}

function expandIE(num) {
	el="el"+num;
	whichEl = eval(el + "Child");
	if (whichEl.style.display == "none") {
	isExpanded = true;
	//expandAll(false);

		whichEl.style.display = "block";

		/**imColl = document.images;
		imColl = eval("document.images['imEx"+num+"']")
		imColl.src = "/images/arrow_down.gif";
		for (i=0; i<imColl.length; i++) {
			if(i==num){
				imColl(i+1).src = "/images/arrow_down.gif";
			}
		}**/
			
	}
	else {
		whichEl.style.display = "none";
		/**imColl = document.images;
		imColl = eval("document.images['imEx"+num+"']")
		imColl.src = "/images/arrow.gif";
		for (i=0; i<imColl.length; i++) {
			if(i==num){
				imColl(i+1).src = "/images/arrow.gif";
			}
		}**/
	}
}

function expandNS(num) {
	el="el"+num;
	whichEl = eval("document." + el + "Child");
	whichIm = eval("document." + el + "Parent.document.images['imEx"+num+"']");
	if (whichEl.visibility == "hide") {
		whichEl.visibility = "show";
		whichIm.src = "/images/arrow_down.gif";
	}
	else {
		whichEl.visibility = "hide";
		whichIm.src = "/images/arrow.gif";
	}
	arrange();
}

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

function expandAll(isBot) {
	newSrc = (isExpanded) ? "/images/arrow.gif" : "/images/arrow_down.gif";
	
	if (NS4) {
        document.images["imEx"].src = newSrc;
		numparent=1;
		for (i=firstInd; i<(document.layers.length-1); i++) {
			whichEl = document.layers[i];
			if (whichEl.id.indexOf("Parent") != -1) {
				im="imEx"+numparent;
				whichEl.document.images[im].src = newSrc;
				numparent++;
			}	
			if (whichEl.id.indexOf("Child") != -1) {
				whichEl.visibility = (isExpanded) ? "hide" : "show";
			}
		}
		document.layers[document.layers.length-1].document.images["imEx"].src = newSrc;
		arrange();
		if (isBot && isExpanded) scrollTo(0,document.layers[firstInd].pageY);
	}
	else {
		divColl = document.all.tags("DIV");
		for (i=0; i<divColl.length; i++) {
			if (divColl(i).className == "child") {
				divColl(i).style.display = (isExpanded) ? "none" : "block";
			}
		}
		
		imColl = document.images;
		
		//for (i=0; i<((imColl.length)-1); i++) {
		//		imColl(i+1).src = newSrc;
		for (i=0; i<((imColl.length)); i++) {
			if ( (imColl(i).name.substring(0,4)) == 'imEx' )
				imColl(i).src = newSrc;
		}
	}
	isExpanded = !isExpanded;
}
with (document) {
	write("<STYLE TYPE='text/css'>");
	if (NS4) {
		write(".parent {position:absolute; visibility:hidden}");
		write(".child {position:absolute; visibility:hidden}");
		write(".regular {position:absolute; visibility:hidden}")
	}
	else {
		write(".child {display:none}")
	}
	write("</STYLE>");
}
onload = initIt;