// Drop-down menu (Support link)

var timeout	= 200;
var closetimer	= 0;
var my_menu_item	= 0;
var my_menu_item_a	= 0;
var old_color = "#000000";
var new_color = "#cc0000";

// open hidden layer
function open_drop(id)
{	
	// cancel close timer
	item_closetime();

	// close old layer
	if(my_menu_item) my_menu_item.style.visibility = 'hidden';

	// get new layer and show it
	my_menu_item = document.getElementById(id);
	my_menu_item.style.visibility = 'visible';

	my_menu_item_a = document.getElementById("it");
/*	my_menu_item_a.style.color = new_color; */
}
// close showed layer
function f_closelayer()
{
	if(my_menu_item) my_menu_item.style.visibility = 'hidden';
	
	my_menu_item_a = document.getElementById("it");
/*	my_menu_item_a.style.color = old_color; */

}

// go close timer
function closetime_on_out()
{
	closetimer = window.setTimeout(f_closelayer, timeout);
}

// cancel close timer
function item_closetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

// close layer when click-out
document.onclick = f_closelayer;