/* top menu */
var menusInit = false;

function menuMain_itemClick()
{
	var ahref = $(this).find("a");
	if (ahref && ahref.attr("href"))
		window.open(ahref.attr("href"), "_self");
	else	// no link, just use default behaviour
		return true;
}

function menuMain_show()
{
	$(this).addClass('show');
	$(this).removeClass('with-js');

	var img = $(this).find("img");
	img.attr("src", "images/topnav/" + img.attr("imgname") + "_over.gif");

	//if ($(this).attr("menuisinit") == null)
	if (!menusInit)
	{
		$(".menu-col div").click(menuMain_itemClick);
		menusInit = true;
	}
}
function menuMain_hide()
{
	$(this).removeClass('show');
	$(this).addClass('with-js');

	var img = $(this).find("img");
	img.attr("src", "images/topnav/" + img.attr("imgname") + ".gif");

}
function menuMain_itemOver()
{
	var imgname = $(this).attr("menuimgon");
	$(this).attr("src", imgname);
}
function menuMain_itemOut()
{
	var imgname = $(this).attr("menuimgoff");
	$(this).attr("src", imgname);
}


function menuMain_init()
{
	$(".menu-main").hoverIntent({
		interval: 50,
		over: menuMain_show,
		timeout: 300,
		out: menuMain_hide
	});
	$(".menu-main").addClass('with-js');

	$("#topmenu1").mouseover(menuMain_itemOver).mouseout(menuMain_itemOut);
	$("#topmenu2").mouseover(menuMain_itemOver).mouseout(menuMain_itemOut);
	$("#topmenu3").mouseover(menuMain_itemOver).mouseout(menuMain_itemOut);
	$("#topmenu4").mouseover(menuMain_itemOver).mouseout(menuMain_itemOut);
	$("#topmenu5").mouseover(menuMain_itemOver).mouseout(menuMain_itemOut);
}

/* end of top menu */