Neebie Needs Help with Javascript form script

Hello Everyone.

I have the form below and I am wanting some help or script suggestions to create a username and password check. If someone enters the wrong username and/or password I would like a message to appear alerting of the wrong entry. All info is stored in the server the form post too.

[CODE] <form action=”http://domain.net/clientportal/default_login.asp” method=”post” name=”form1″ onsubmit=”return validatePasswords()”><table class=”mceVisualAid” style=”height: 152px;” align=”center” border=”0″ width=”170″>
<tbody>
<tr>
<td class=”mceVisualAid”>
<h5>Username:</h5>
</td>
<td class=”mceVisualAid”>
<h1><input size=”17″ id=”username” class=”bodytext” name=”username” type=”text”></h1>
</td>
</tr>
<tr>
<td class=”mceVisualAid” colspan=”2″>&nbsp;</td>
</tr>
<tr>
<td class=”mceVisualAid”>
<h5>Password:</h5>
</td>
<td class=”mceVisualAid”>
<h1><input size=”17″ id=”password” lass=”bodytext” name=”password” type=”text”></h1>
</td>
</tr>
<tr>
<td class=”mceVisualAid” colspan=”2″>&nbsp;</td>
</tr>
<tr>
<td class=”mceVisualAid”>&nbsp;</td>
<td class=”mceVisualAid”>
<div align=”right”><input value=”http://www.domain.net/index.php/client-login” name=”redirecturl” type=”hidden”> <input src=”http://domain.net/images/signin-2.png” mce_src=”images/signin-2.png” value=”Submit” name=”Submit” type=”image”></div>
</td>
</tr>
</tbody>
</table>
</form>[/CODE]

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