先要判断浏览器类型,例如:ie下的判断代码
<script type="text/JavaScript">
If (navigator.userAgent.indexOf(“MSIE”)>0)
{
// Run custom code for Internet Explorer.
}
</script>
//下面就是判断是否支持触摸事件的代码
[javascript]
var touchSupported = document.implementation.hasFeature("touch-events","3.0");
[/javascript]