// JScript File

        function doShow(popupMenu)
        {
            if (popupMenu == "menu1")
            {
                document.getElementById("menu1").style.visibility="visible";
                document.getElementById("menu2").style.visibility="hidden";
                document.getElementById("menu3").style.visibility="hidden";
            }
            if (popupMenu == "menu2")
            {
                document.getElementById("menu1").style.visibility="hidden";
                document.getElementById("menu2").style.visibility="visible";
                document.getElementById("menu3").style.visibility="hidden";
            }
            if (popupMenu == "menu3")
            {
                document.getElementById("menu1").style.visibility="hidden";
                document.getElementById("menu2").style.visibility="hidden";
                document.getElementById("menu3").style.visibility="visible";
            }
            if (popupMenu == "menu4")
            {
                document.getElementById("menu1").style.visibility="hidden";
                document.getElementById("menu2").style.visibility="hidden";
                document.getElementById("menu3").style.visibility="hidden";
            }
        }
        function doHide()
        {
                document.getElementById("menu1").style.visibility="hidden";
                document.getElementById("menu2").style.visibility="hidden";
                document.getElementById("menu3").style.visibility="hidden";
        }