var root_open = 0;
var child_open = 0;
var child = 0;

var menu_active = 0;
var child_in = 0;


function root_over(obj)
{	
	root_open = obj;
	child_open = document.getElementById(obj.id + "_child");
	
	obj.className = "root_over";
	child_open.className = "child_menu_in";
}

function _TClose()
{
	root_open.className = "root_out";
	child.className = "child_out";
	child_open.className = "child_menu_out";	
}

function child_over(chld)
{
	child = chld;
	child.className = "child_in";
}

function child_out()
{
		child.className = "child_out";
}

function openWindow(src, width, height){
	window.open(src, "", "resizable=yes,width=" + width + ", height=" + height + ", top=" + Math.ceil((screen.height - height)/2) + ", left=" + Math.ceil((screen.width - width)/2) + ", toolbar=no");
}

function displayObject(id){
	var obj = document.getElementById(id);
	if(obj.style.display != 'none')
		obj.style.display = 'none';
	else
		obj.style.display = navigator.appName.substring(0, 3) == "Mic" ? 'block' : 'table';
}