用reload方法吧. F5刷新不管用的.
<input type='checkbox' name='number' value=1>号码
<input type='button' name='n1' value="号码" onclick="window.location.reload();">
<input type='checkbox' name='number' value=1>号码
<input type='button' name='n1' value="号码" onclick="window.location.reload();">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
</head>
<body>
<script>window.onbeforeunload=function()
{
var inputs=document.getElementsByTagName("input");
for(var i=0;i<inputs.length;i++)
{
if(inputs[i].type=="checkbox"){ inputs[i].checked=false;continue;}
if(inputs[i].type=="text") inputs[i].value='';
}
}
</script>
<input type="checkbox"/>
<input type="text"/>
</body>
</html>