function $(elementid) {
	if (document.getElementById)
		return document.getElementById(elementid);
	else if (document.all)
		return document.all[elementid];
	else if (document.layers)
		return document.layers[elementid];
	else
		return false;
}

function getAbsPos(obj) {
	var result = new Array(2);
	result[0] = obj.offsetTop;
	result[1] = obj.offsetLeft;
	while (obj = obj.offsetParent) {
		result[0] += obj.offsetTop;
		result[1] += obj.offsetLeft;
	}
	return result;
}

function popsub(num) {
	var obj = $("nav"+num);
	obj.className = "out";
	var _obj = $("navsub"+num);
	if (_obj)	{
		_obj.style.position = "absolute";
		var POINT = getAbsPos(obj);
		_obj.style.top = (POINT[0] + 24) + "px";
		_obj.style.left = POINT[1] + "px";
		_obj.style.display = "block";
	}
}

function closesub(num) {
	var obj = $("nav"+num);
	obj.className = "over";
	var _obj = $("navsub"+num);
	if (_obj)	{
		_obj.style.display = "none";
	}
}

var ev;

function showMenu(num) {
	var ulset = document.getElementById("intro").getElementsByTagName("ul")[0].getElementsByTagName("ul");
	var sset = document.getElementById("intro").getElementsByTagName("ul")[0].getElementsByTagName("span");
	var obj = $("menu" + num);
	var pobj = $("folder" + num);
	for (var i=0;i<ulset.length;i++) {
		ulset[i].style.display = "none";		
		if (sset[i].id != "folder"+num) {
			sset[i].outerHTML = "<span id=\""+sset[i].id+"\" class=\"close\">+</span>";
			sset[i].innerHTML = "+";
		}
	}
	obj.style.display = "block";
	pobj.outerHTML = "<span id=\""+pobj.id+"\" class=\"open\">-</span>";
	pobj.innerHTML = "-";
}

function winOpen(url) {
	window.open("popup.php?name="+url,"_blank","resizable=0,menubar=0,status=0,toolbar=0,width=470,scrollbars=1");	
}

function flash(ur,w,h){
	document.write('<object classid="clsid:D27CDB6E-AE6D-11CF-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0" border="0" width="'+w+'" height="'+h+'">');
	document.write('<param name="movie" value="'+ur+'">');
	document.write('<param name="quality" value="high"> ');
	document.write('<param name="wmode" value="transparent"> ');
	document.write('<param name="menu" value="false"> ');
	document.write('<embed src="'+ur+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="'+w+'" height="'+h+'" quality="High" wmode="transparent">');
	document.write('</embed>');
	document.write('</object>');
}