function mainmenu() {
    $("#ctl00_navCAT1 ul").css({ display: "none" }); // Opera Fix
    $("#ctl00_navCAT1 li").hover(function() {
		$(this).find('ul:first').css({visibility: "visible",display: "none"}).show(400);
		},function(){
		$(this).find('ul:first').css({visibility: "hidden"});
		});
	$("#ctl00_navCAT2 ul").css({ display: "none" }); // Opera Fix
	$("#ctl00_navCAT2 li").hover(function() {
	    $(this).find('ul:first').css({ visibility: "visible", display: "none" }).show(400);
	}, function() {
	    $(this).find('ul:first').css({ visibility: "hidden" });
	});
	
	$("#ctl00_navCAT3 ul").css({ display: "none" }); // Opera Fix
	$("#ctl00_navCAT3 li").hover(function() {
	    $(this).find('ul:first').css({ visibility: "visible", display: "none" }).show(400);
	}, function() {
	    $(this).find('ul:first').css({ visibility: "hidden" });
	});

	$("#ctl00_navCAT4 ul ").css({ display: "none" }); // Opera Fix
	$("#ctl00_navCAT4 li").hover(function() {
	    $(this).find('ul:first').css({ visibility: "visible", display: "none" }).show(400);
	}, function() {
	    $(this).find('ul:first').css({ visibility: "hidden" });
	});

	$("#ctl00_navCAT5 ul").css({ display: "none" }); // Opera Fix
	$("#ctl00_navCAT5 li").hover(function() {
	    $(this).find('ul:first').css({ visibility: "visible", display: "none" }).show(400);
	}, function() {
	    $(this).find('ul:first').css({ visibility: "hidden" });
	});

	$("#ctl00_navCAT6 ul").css({ display: "none" }); // Opera Fix
	$("#ctl00_navCAT6 li").hover(function() {
	    $(this).find('ul:first').css({ visibility: "visible", display: "none" }).show(400);
	}, function() {
	    $(this).find('ul:first').css({ visibility: "hidden" });
	});
	
	$("#ctl00_navCAT0 ul").css({ display: "none" }); // Opera Fix
	$("#ctl00_navCAT0 li").hover(function() {
	    $(this).find('ul:first').css({ visibility: "visible", display: "none" }).show(400);
	}, function() {
	    $(this).find('ul:first').css({ visibility: "hidden" });
	});

}