<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script type="text/javascript" src="http://www.w3school.com.cn/jquery/jquery.js"></script>
<style type="text/css">
.changecolor1{color:red;}
.changecolor2{color:blue;}
</style>
</head>
<body>
<script type="text/javascript">
function ChangeColor(){
$("#color1").toggleClass("changecolor1");
$("#color2").toggleClass("changecolor2");
setTimeout("ChangeColor()",1000)
}
ChangeColor();
</script>
<a href="#" style="color:green;"><p id="color1">color1</p></a>
<p id="color2">color2</p>
</body>
</html>
应用事例：
<a href="http://www.685939.com/" target="_blank" style="color:#FFE7AD;"><span id="color1">抢红包</span></a> <style type="text/css"> .changecolor1{color:#3CBB61;} .changecolor2{color:#CE5ADC;} </style> <script type="text/javascript"> function ChangeColor(){ $("#color1").toggleClass("changecolor1"); $("#color2").toggleClass("changecolor2"); setTimeout("ChangeColor()",1000) } ChangeColor(); </script>