if (document.images) 
{
	var menuLeft = new Image();
	menuLeft.src = "images/menu_item_left_.gif";
	var menuRight = new Image();
	menuRight.src = "images/menu_item_right_.gif";
	var menuBg = new Image();
	menuBg.src = "images/menu_item_bg_.gif";
	var menuArrow = new Image();
	menuArrow.src = "images/menu_arrow_.gif";
}	

function setMenuItemOn( item)
{
	var bg=document.getElementById( item)
	bg.style.backgroundImage="url(images/menu_item_bg_.gif)"
	//bg.style.backgroundColor = "#0000FF";
	var arrow=document.getElementById( item + "Arrow")
	arrow.src = "images/menu_arrow_.gif";
	var left=document.getElementById( item + "Left")
	left.src = "images/menu_item_left_.gif";
	var right=document.getElementById( item + "Right")
	right.src = "images/menu_item_right_.gif";
	
}	

function setMenuItemOff( item)
{
	var bg=document.getElementById( item)
	bg.style.backgroundImage="url(images/menu_item_bg.gif)"
	//bg.style.backgroundColor = "";
	var arrow=document.getElementById( item + "Arrow")
	arrow.src = "images/menu_arrow.gif";
	var left=document.getElementById( item + "Left")
	left.src = "images/menu_item_left.gif";
	var right=document.getElementById( item + "Right")
	right.src = "images/menu_item_right.gif";
}