Following is an JSP Code, which i used,

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>
<%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic" %>
<%@ taglib uri="http://struts.apache.org/tags-tiles" prefix="tiles" %>
<%@ taglib uri='http://java.sun.com/jsp/jstl/core' prefix="c"%>
<tiles:importAttribute name="adminMen"/>
<tiles:useAttribute name="tabId" classname="java.lang.String"/>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
</head>
<body>
<table border="0px" width="100%" cellpadding="0px" cellspacing="0px" style="background-color:#D0DAA9;">
<tr>
<td class="cont" valign="top" width="3%" align="left">
<table cellpadding="0px" cellspacing="0px" border="0px" align="left">
<tr>
<td>
<table id="T1" cellpadding="0px" cellspacing="0px" border="0px" align="left" height="185px">
<tr>
<td class="borderLeft cont" height="2px">&nbsp;</td>
</tr>
<logic:iterate id="tab" name="adminMen" type="org.apache.struts.tiles.beans.MenuItem" indexId="counter">
<logic:equal name="counter" value="<%=tabId%>">
<tr>
<td height="30px" class="cont">&nbsp;</td>
</tr>
</logic:equal>
<logic:notEqual name="counter" value="<%=tabId%>" >
<tr>
<td class="borderLeft cont" height="30px">&nbsp;</td>
</tr>
</logic:notEqual>
</logic:iterate>
</table>
</td>
</tr>
<tr>
<td height="100%">
<table id="T2" cellpadding="0px" cellspacing="0px" border="0px" height="100%" class="borderLeft">
<tr>
<td>&nbsp;</td>
</tr>
</table>
</td>
</tr>
</table>
</td>
<td class="cont">
<table id="T3" width="97%" cellpadding="10px" cellspacing="10px" align="left">
<tr>
<td align="left" valign="middle" class="info" style="font-variant: small-caps">
Development in progress
</td>
</tr>
<tr>
<td align="left" valign="middle" class="info" style="font-variant: small-caps">
Development in progress
</td>
</tr>
<tr>
<td align="left" valign="middle" class="info" style="font-variant: small-caps">
Development in progress
</td>
</tr>
<tr>
<td align="left" valign="middle" class="info" style="font-variant: small-caps">
Development in progress
</td>
</tr>
</table>
</td>
</tr>
</table>
</body>
</html>


I want an Table T2 height is to be expanded whenever Table T3 expands. Thanks in Advance.