var myvar;
function menuinit() 
{
    var arrChild = getElementsByClassName(document, "ul", "nchild");
	var arrPlus = getElementsByClassName(document, "span", "npluswrap");
	var arrMinus = getElementsByClassName(document, "a", "nminus");
	var arrParent = getElementsByClassName(document, "a", "navparent");
	for(var x=0;x<arrChild.length;x++){arrChild[x].style.display = "none";}
	for(var x=0;x<arrPlus.length;x++){arrPlus[x].style.display = "block";}
	for(var x=0;x<arrMinus.length;x++){arrMinus[x].style.display = "none";}
	for(var x=0;x<arrParent.length;x++){arrParent[x].style.fontWeight = "normal";}
	
	document.getElementById("nav").style.display = 'block';
	
}
function menuexpand (i) 
{
    menuinit();
    if (myvar == i) 
    {
	    document.getElementById(i).style.display = 'none';
	    document.getElementById(i + '_minus').style.display = "none";
		document.getElementById(i + '_plus').style.display = "block";
		document.getElementById(i + '_parent').style.fontWeight = "normal";
	    myvar = '';
    }
    else 
    {
		document.getElementById(i).style.display = 'block';
		document.getElementById(i + '_minus').style.display = "block";
		document.getElementById(i + '_plus').style.display = "none";
		document.getElementById(i + '_parent').style.fontWeight = "bold";
		myvar = i;
    }
}
function load() {
   //Sys.WebForms.PageRequestManager.getInstance().add_beginRequest(BeginRequestHandler);
}