制作方法: 在页面<head>~</head>中加入代码: <SCRIPT language=javascript> var intDelay=30; //设置菜单显示速度,越大越慢 var intInterval=5; function MenuClick() { if (LayerMenu.style.display=="") { GradientClose(); } else{ LayerMenu.filters.alpha.opacity=0; LayerMenu.style.display=""; GradientShow(); } }
function GradientShow() { LayerMenu.filters.alpha.opacity+=intInterval; if (LayerMenu.filters.alpha.opacity<100) setTimeout("GradientShow()",intDelay); }