scores = new Array(20);
var numTotal=0;
NS4 = (document.layers) ? 1 : 0;
IE4 = (document.all) ? 1 : 0;
ver4 = (NS4 || IE4) ? 1 : 0;

if (ver4) {    with (document) {        write("<STYLE TYPE='text/css'>");        if (NS4) {            write(".parent {position:absolute; visibility:visible}");            write(".child {position:absolute; visibility:visible}");            write(".regular {position:absolute; visibility:visible}")        }        else {            write(".child {display:none}")        }        write("</STYLE>");    }}

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 (!ver4) return;
    if (NS4) {
		for (i=0; i<document.layers.length; i++) {
			 whichEl = document.layers[i];
			 if (whichEl.id.indexOf("Child") != -1) whichEl.visibility = "hide";
			 }
		arrange();
	}
    else {
		divColl = document.all.tags("DIV");
		for (i=0; i<divColl.length; i++) {
			whichEl = divColl(i);
			if (whichEl.className == "child") whichEl.style.display = "none";
		}
	}
}
function expandIt(el) {
	if (!ver4) return;
	if (IE4) {
		whichEl1 = eval(el + "Child");
		for(i=1;i<=numTotal;i++){
			whichEl = eval(scores[i] + "Child");
			if(whichEl!=whichEl1) {
				whichEl.style.display = "none";
			}
		}
		whichEl1 = eval(el + "Child");
		if (whichEl1.style.display == "none") {
			whichEl1.style.display = "block";
		}
		else {
			whichEl1.style.display = "none";
		}
    }
    else {
		whichEl = eval("document." + el + "Child");
		for(i=1;i<=numTotal;i++){
			whichEl = eval("document." + scores[i] + "Child");
			if(whichEl!=whichEl1) {
				whichEl.visibility = "hide";
			}
		}
		if (whichEl.visibility == "hide") {
			whichEl.visibility = "show";
		}
		else {
			whichEl.visibility = "hide";
		}
	arrange();
	}
}

onload = initIt;