its not error coming. But control is going on next field.
<code>
<form name="validationForm">
<table>
<tr>
<td>First Name:</td><td><input type ="text" name="firstName"></td>
</tr>
<tr>
<td>Last Name:</td><td><input type ="text" name="lastName" ></td>
</tr>
<tr>
<td>Email Id:</td><td><input type ="text" id="emailIdText" name="emailid"
onChange = " if (custInfo.validate.validation.validateEmailAddress() == false){
alert('in
jsp');
this.focus();
this.select();
} "></td>
<td><div id ="emailIdValidationDiv"></div></td>
</tr>
</code>
Thanks