AJAX Masters....help me!

<table " cellspacing="0" cellpadding="0">
	  <tr>
		<form action="http://www.domain.com/users/form.php?FormID=6" method="post" name="frmSS" onSubmit="return CheckSS()">
		<td height="20" bgcolor="#FFFFFF" colspan="2">
		  <p style="margin: 7"><font size="2" color="#000000" face="Verdana"><b>Sign-Up Today!</b></font></p>
		</td>
	  </tr>
	  <tr>
		<td bgcolor="#FFFFFF" valign="top">
			<p style="margin: 7"><font size="1" face="Verdana"><font color="red"><b>*</b></font> Your Email Address:</font>
	   </td>
		<td bgcolor="#FFFFFF" valign="top">
			<p style="margin: 7"><font size="1" face="Verdana">
			<input type="text" style="font-family: Verdana; font-size: 8pt" name="Email" size="30"></font>
	   </td>
	  </tr><input type="hidden" name="SelectLists[1]" value="YES">
				  <tr>
					<td bgcolor="#FFFFFF" valign="top">
						<p style="margin: 7"><font size="1" face="Verdana"><font color="red"><b>*</b></font> Preferred Format:</font>
				   </td>
					<td bgcolor="#FFFFFF" valign="top">
						<p style="margin: 7"><font size="1" face="Verdana">
							<select name="Format" style="font-family: Verdana; font-size: 8pt">
								<option value="0">Text</option>
								<option SELECTED value="1">HTML</option>
							</select>
					  </font>
				   </td>
				  </tr>

<input type="hidden" name="FormCode" value="b06a89ee1626bb2bfb1026d7a051e740">
			  <tr>
				<td bgcolor="#FFFFFF" valign="top">
			   </td>
				<td bgcolor="#FFFFFF" valign="top">
					<p style="margin: 7"><font size="1" face="Verdana">
					<input type="submit" style="font-family: Verdana; font-size: 8pt" value="Subscribe"><br>&nbsp;</font>
			   </td>
			 </form>
			  </tr>
			</table>

			<script language="JavaScript">

				var numLists = 1;

				function doCheckCount(ccObj)
				{
					if(ccObj.checked)
						numLists = numLists + 1;
					else
						numLists = numLists - 1;
				}

				function CheckSS()
				{
					theFrm = document.frmSS;

					hasDot = theFrm.Email.value.indexOf(".");
					hasAt = theFrm.Email.value.indexOf("@");

					if(hasDot + hasAt < 0)
					{
						alert("Please enter a valid email address.");
						theFrm.Email.focus();
						theFrm.Email.select();
						return false;
					}

					if(numLists == 0)
					{
						alert("Please choose a mailing list to subscribe to.");
						return false;
					}
					
					return true;
				}
			</script>