if(isset($_GET['cat_id']))
    {
          $cat_id=$_GET['cat_id'];

            $query="SELECT sub_cat_id,sub_cat_name FROM tbl_sub_category WHERE cat_id='". $cat_id."' ORDER BY tbl_sub_category.sub_cat_id DESC LIMIT $number_of_posts";

    }
    else if(isset($_GET['sub_cat_id']))
    {

        $sub_cat_id=$_GET['sub_cat_id'];

            $query="SELECT * FROM tbl_directory WHERE d_subcat_id='". $sub_cat_id."' ORDER BY tbl_directory.d_id DESC LIMIT $number_of_posts";

    }
    else if(isset($_GET['sub_sub_cat_id']))
    {

        $sub_sub_cat_id=$_GET['sub_sub_cat_id'];



    }
    else if(isset($_GET['directory_id']))
    {

          $directory_id=$_GET['directory_id'];

            $query="SELECT * FROM tbl_directory WHERE d_id='". $directory_id."'";

    }
    else
    {
            $query="SELECT cid,category_name,category_image FROM tbl_category ORDER BY tbl_category.cid DESC LIMIT $number_of_posts";
    }