页面背景花瓣效果
下面为效果显示
脚本说明: 把如下代码加入<body>区域中 <script Language="javascript"> function a(x,y,color) {document.write("<img border='0' style='position: absolute; left: "+(x+300)+"; top: "+(y+200)+";background-color: "+color+"' src='px.gif' width=1 height=1>")} </script> <script> for(t=1;t<=360;t++){ lo=200 * Math.sin(2 * (Math.PI / 180) * t); x = lo * Math.cos((Math.PI / 180) * t); y = lo * Math.sin((Math.PI / 180) * t); a(x,y,"#000000"); lo=200 * Math.cos(2 * (Math.PI / 180) * t); x = lo * Math.cos((Math.PI / 180) * t); y = lo * Math.sin((Math.PI / 180) * t); a(x,y,"#ff0000"); } </script>