Código PHP:
$consulta = "SELECT count(*) AS 'ameco' FROM `am_inspeccion` where (ins_estado like '%".$palabra3."%') and (ins_proyecto like '$f_proyecto')";
$rs2 = mysql_query( $consulta ) or die ( mysql_error() );
list( $num_resp ) = mysql_fetch_row( $rs2 );
if ($num_resp < 1){
echo " <td><div align=\"center\"></a></div></td>";
echo " <td><div align=\"center\"></a></div></td>";
echo " <td><div align=\"center\"></a></div></td>";
echo " <td><div align=\"center\"></a></div></td>";
echo " <td><div align=\"center\"></a></div></td>";
echo "<td><div align=\"center\"><strong>Sin Resultado</strong></div></td>";
}