indexof('@')
----------------------------------
function resetMM(){
resetForm();
return false;
}
reset onclick="return resetMM();"
-----------------------------------
location onclick="window.location.href=...;return false;"
----------------------------------
function resetMM(){
resetForm();
return false;
}
reset onclick="return resetMM();"
-----------------------------------
location onclick="window.location.href=...;return false;"
<script language="Javascript">
<!--
function checkNum(str)
{
return str.match(/\D/)==null
}
alert(checkNum("1232142141"))
alert(checkNum("123214214a1"))
// -->
</script>------------------------
reset 只要定义type="reset" 就可以了
返回 onclick= "history.back()"
function checknum(x)
{
for(i=0;i<x.value.length;i++)
if((x.value.substring(i,i+1)!="0")&&
(x.value.substring(i,i+1)!="1")&&
(x.value.substring(i,i+1)!="2")&&
(x.value.substring(i,i+1)!="3")&&
(x.value.substring(i,i+1)!="4")&&
(x.value.substring(i,i+1)!="5")&&
(x.value.substring(i,i+1)!="6")&&
(x.value.substring(i,i+1)!="7")&&
(x.value.substring(i,i+1)!="8")&&
(x.value.substring(i,i+1)!="9"))
return false;
return true;
}
function check()
{
var str="";
if(document.form1.title.value=="")str="主题不能为空!";
if(document.form1.nicheng.value=="")str=str+"昵称不那个为空!";
if(document.form1.email.value.indexOf("@")==-1)str=str+"email格式不正确!";
if(document.form1.content.value=="")str=str+"内容不能为空!";
if(!checknum(document.form1.oicq))str+="iocq必须为数字";
if(str=="")return true;
alert(str);
return false;
}
</script>