Event.observe(document.onresize ? document : window, "resize", function() {
		if (null!=$("active_tab")){
				$("active_tab").setStyle({
					left: (Math.max($("maincontainer").positionedOffset().left,$("zilok_body").positionedOffset().left)+ (active_tab-1)*98)+"px"
				});
			}
		}
	); 

	 
	
		Event.observe(window, "load", function() {
			if (null!=$("active_tab")){
				$("active_tab").setStyle({
					left: (Math.max($("maincontainer").positionedOffset().left,$("zilok_body").positionedOffset().left)+ (active_tab-1)*98)+"px",
						visibility: "visible"
				});
			}
		//alert($("maincontainer").getStyle("margin-left"));
		//Add event observe after dom construction or JScript error on IE.
			Event.observe($("tabsmenu"), "resize", function() {
					if (null!=$("active_tab")){
						$("active_tab").setStyle({
						left: (Math.max($("maincontainer").positionedOffset().left,$("zilok_body").positionedOffset().left)+ (active_tab-1)*98)+"px"
						});
					}
				//alert($("maincontainer").getStyle("margin-left"));
				}
				); 
		
		}
);