QM Problem HTML TABLE

[HarishChand]

MY table is nested:

Error occour table not found



<table cellSpacing="2" cellPadding="2" width="750" border="0">
<tr>
<td height="20"></td>
</tr>
<tr class="lblBoldLarge">
<td>
Assignment Activities</td>
</tr>
<tr>
<td>
<table class="tableWhite" cellSpacing="2" cellPadding="2" width="100%" border="0">
<tr class="sectionHeader">
<td colSpan="2" height="20">
Add an Activity</td>
</tr>
<tr>
<td class="lblBold">

Activity Type:</td>
<td><select name="ddlActivityType" id="ddlActivityType" class="inputtext" onchange="ddlActivityType_onchange(this);">
<option value="...">Select</option>
<option value="vendormessage">Vendor message to client</option>

</select></td>
</tr>
<tr>
<td class="lblBold">
Date of Activity:</td>
<td><input name="txtDate" id="txtDate" type="text" class="date-pick" />
<span id="rfDate" controltovalidate="txtDate" display="Dynamic" evaluationfunction="RequiredFieldValidatorEvaluateIsValid" initialvalue="" style="color:Red;display:none;">*</span>
<span id="cvDate" controltovalidate="txtDate" display="Dynamic" type="Date" dateorder="mdy" cutoffyear="2029" century="2000" evaluationfunction="CompareValidatorEvaluateIsValid" operator="DataTypeCheck" style="color:Red;display:none;">*</span>
<tr>
<td class="lblBold" vAlign="top">
Comments:</td>
<td><textarea name="txtComment" id="txtComment" class="inputtext" onblur="hlOff(this);" onfocus="hlOn(this);" rows="4" cols="100"></textarea></td>
</tr>
<tr>
<td class="lblBold" vAlign="top">&nbsp;</td>
<td><input language="javascript" onclick="if(getObject('txtDate').value == ''){alert('Please enter date.');return false;} {if (typeof(Page_ClientValidate) != 'function' || Page_ClientValidate()) __doPostBack('cmdSave','')} " name="cmdSave" id="cmdSave" type="button" class="inputbuttonNeutral" value="Save" /> <input language="javascript" onclick="{if (typeof(Page_ClientValidate) != 'function' || Page_ClientValidate()) __doPostBack('cmdSaveEMail','')} " name="cmdSaveEMail" id="cmdSaveEMail" type="button" class="inputbuttonNeutral" value="Save and email" /></td>
</tr>
</table>
</td>
</tr>
<TR>
<TD>&nbsp;&nbsp;
</TD>
</TR>
<tr>
<td>
<table width="100%" border="0">
<tr class="sectionHeader">
<td height="20">&nbsp;

********************************************************I USE GIVEN BELOW TABLE******************************************
Activities History</td>
</tr>
<tr>
<td><table class="tablewhite" cellspacing="2" cellpadding="3" border="0" id="AssignmentActivityHistory_dgAssignmentActivity" style="width:100%;">
<tr>
<td class="gridHeader">Activity Date</td><td class="gridHeader">Created Date</td><td class="gridHeader">Created By</td><td class="gridHeader">Description</td><td class="gridHeader">Comments</td>
</tr><tr class="gridRowWhite">
<td>9/23/2010 3:33:20 PM</td><td>9/23/2010 3:33:26 PM</td><td>Kim Amandus</td><td>Shortlist</td><td>Submitted to Ecam (exempt)</td>
</tr><tr class="gridRowYellow">
<td>9/23/2010 3:33:02 PM</td><td>9/23/2010 3:33:09 PM</td><td>Kim Amandus</td><td>Review</td><td>&nbsp;</td>
</tr><tr class="gridRowWhite">
<td>9/23/2010 12:00:00 AM</td><td>9/22/2010 4:16:37 PM</td><td>archana sagar</td><td>Vendor message to client</td><td>Resubmitted at significant reduced rate. Please reconsider.</td>
</tr><tr class="gridRowYellow">
<td>9/22/2010 4:15:40 PM</td><td>9/22/2010 4:15:44 PM</td><td>archana sagar</td><td>Data Modified</td><td>
Pay Rate:43.6900
OT Pay Rate:43.6900
DT Pay Rate:43.6900
Bill Rate:54.6900
OT Bill Rate:54.6900
DT Bill Rate:54.6900
Inclusive Rate:54.6900
OT Inclusive Rate:54.6900
DT Inclusive Rate:54.6900
Exempt:True
ShiftPremium:False
Transition:False
PayRoll:False</td>
</tr><tr class="gridRowWhite">
<td>9/21/2010 4:16:13 PM</td><td>9/21/2010 4:16:15 PM</td><td>Kim Amandus</td><td>Rejected</td><td><br>Reason : Rejected - Agile-1<br> Comment : Rate too high- BR cannot exceed $50/hr</td>
</tr><tr class="gridRowYellow">
<td>9/21/2010 3:53:44 PM</td><td>9/21/2010 3:53:44 PM</td><td>archana sagar</td><td>Review</td><td>&nbsp;</td>
</tr>
</table>
**************************************************************************************

</td>
</tr>
</table>
</td>
</tr>
<tr>
<td></td>
</tr>
<tr>
<td height="20"></td>
</tr>
</table>