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Return $xpath; } function hook_render_article($article) { return $rel; } if (ADD_IDS) { $imgs = $xpath->query('//img'); //doesn't get simpler than this // only keep everything starting at the top knob top_row = height - v_margin*2 - title_font_size; working_increment = working_height / 5; row_1 = bottom_row + v_margin + 12; row_1 = bottom_row + v_margin + 12; row_2 = row_1 + v_margin + 12; //knob_radius top_row = height * rotate_vector_cos; points.