日期:2014-05-16 浏览次数:20447 次
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>test</title>
<script language="JavaScript">
<!--
var $=function(sId){return document.getElementById(sId);};
function chkform(formId)
{
if (formId.myname.value=="")
{
alert("名字 不能为空");
return false;
}
return true;
}
function chkchk(e)
{
if (e.keyCode==13)
{
alert(e.keyCode);
return false;
}
return true;
}
//-->
</script>
</head>
<body>
<form name="adform" action="save.asp" method="post" onkeydown="javascript:return chkchk(event);" onsubmit="javascript:return chkform(this);">
名字:<input type="text" name="myname" value="" /><br/>
<input type="submit" name="submitbtn" value="提交" />
</form>
</body>
</html>
function chkchk(e)
{
if(window.event)
{
if (e.keyCode==13)
{
alert(e.keyCode);
return false;
}
return true;
}
else
{
if (e.which==13)
{
e.preventDefault();
return false;
}
return true;
}
}
------解决方案--------------------
测试通过
------解决方案--------------------
把js里面的那个HTML注释删除