/*
    Document   : menu
    Created on : 27-gen-2010, 16.35.42
    Author     : Eduard Gabriel Dumitrescu <eddie.dumitrescu@gmail.com>
*/
var timeout	= 500;
var closetimer	= 0;
var ddmenuitem	= 0;

// open hidden layer
function mopen(id)
{
	// cancel close timer
	mcancelclosetime();

	// close old layer
	if(ddmenuitem) ddmenuitem.style.display = 'none';

	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.display = 'block';

}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.display = 'none';
}

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

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


function msetbg(c){
    $j('#nav #preview').removeClass()
    $j('#nav #preview').addClass(c)
}
function msetdefault(c){
    $j('#nav #preview').removeClass()
}