// JavaScript Document
var timeout1	= 1;
var closetimer1	= 0;
var ddmenuitem1	= 0;
var global_elem1 = 0;

// open hidden layer
function mopen1(id, elem)
{	
	// hide the initial element
	global_elem1 = document.getElementById(elem);
	global_elem1.style.visibility = 'hidden';

	// cancel close timer
	mcancelclosetime1();

	// close old layer
	if(ddmenuitem1) ddmenuitem1.style.visibility = 'hidden';

	// get new layer and show it
	ddmenuitem1 = document.getElementById(id);
	ddmenuitem1.style.visibility = 'visible';
	
}
// close showed layer
function mclose1()
{
	if(ddmenuitem1) ddmenuitem1.style.visibility = 'hidden';
	global_elem1.style.visibility = 'visible';
}

// go close timer
function mclosetime1()
{
	closetimer1 = window.setTimeout(mclose1, timeout1);
}

// cancel close timer
function mcancelclosetime1()
{
	if(closetimer1)
	{
		window.clearTimeout(closetimer1);
		closetimer1 = null;
	}
}

// close layer when click-out
document.onclick = mclose1;