var reg=/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;加上/ /<HTML>
<BODY>
<script>
function isEmail()
{
var reg=/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
var va = document.Form1.txtEmail.value;
if( reg.exec ( va ) == null )
{
alert( '邮箱格式不对.' );
document.Form1.txtEmail.focus();
}
return false;
}
</script>
<form name=Form1>
<INPUT type="text" id="txtEmail" name="temail" runat="server" MaxLength="20" onblur="isEmail()" ><FONT color="#ff0000">**</FONT>
</form>
</BODY>
</HTML>
<BODY>
<script>
function isEmail()
{
var reg=/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
var va = document.Form1.txtEmail.value;
if( reg.exec ( va ) == null )
{
alert( '邮箱格式不对.' );
document.Form1.txtEmail.focus();
}
return false;
}
</script>
<form name=Form1>
<INPUT type="text" id="txtEmail" name="temail" runat="server" MaxLength="20" onblur="isEmail()" ><FONT color="#ff0000">**</FONT>
</form>
</BODY>
</HTML>
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