<?
$objConnect = mysql_connect("localhost","root","") or die("Error Connect to Database");
$objDB = mysql_select_db("hotel");
$strSQL = "SELECT * FROM room WHERE Room_no not in (SELECT Room_no.resevtion FROM resevtion )";
$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
?>
<table width="600" border="1" bordercolor="#FF0000" bgcolor="#FFCC66">
<tr>
<th width="91"> <div align="center">Room </div></th>