javascript或ajax怎么刷新页面
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一只名叫tom的猫
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<html>
<body><script type="text/javascript">function ajaxFunction()
{
var xmlHttp;
try
{
// Firefox, Opera 8.0+, Safari
xmlHttp=new XMLHttpRequest();
}
catch (e)
{ // Internet Explorer
try
{
xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
}
catch (e)
{ try
{
xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
}
catch (e)
{
alert("您的浏览器不支持AJAX！");
return false;
}
}
}
xmlHttp.onreadystatechange=function()
{
if(xmlHttp.readyState==4)
{
document.myForm.time.value=xmlHttp.responseText;
}
}
xmlHttp.open("GET","time.asp",true);
xmlHttp.send(null);
}
</script><form name="myForm">
用户: <input type="text" name="username" onkeyup="ajaxFunction();" />
时间: <input type="text" name="time" />
</form></body>
</html> time.asp页面：<%
response.write(time)
%>
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