menubut01On = new Image();
                menubut01On.src = "images/itm04o.gif";
                menubut02On = new Image();
                menubut02On.src = "images/itm05o.gif";	
                menubut03On = new Image();
                menubut03On.src = "images/itm06o.gif";				
                menubut04On = new Image();
                menubut04On.src = "images/itm07o.gif";
                menubut05On = new Image();
                menubut05On.src = "images/itm08o.gif";	
                menubut06On = new Image();
                menubut06On.src = "images/itm09o.gif";	
				
						
		menubut01Off = new Image();
                menubut01Off.src = "images/itm04.gif";
                menubut02Off = new Image();
                menubut02Off.src = "images/itm05.gif";
                menubut03Off = new Image();
                menubut03Off.src = "images/itm06.gif";
                menubut04Off = new Image();
                menubut04Off.src = "images/itm07.gif";
		menubut05Off = new Image();
                menubut05Off.src = "images/itm08.gif";
		menubut06Off = new Image();
                menubut06Off.src = "images/itm09.gif";

function ShowHide(imgDocID,imgObjName) {
        if (document.images) 
        document.images[imgDocID].src = eval(imgObjName + ".src")
}