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  // graph the seo position history here...
  function graph_seo()
  {

    // graph name
    $line_graph = "line_graph.gif";

    // allocate mem for image
    $image = imagecreate(200,200);

    // build our palette
    $red = ImageColorAllocate($image,255,0,0);
    $blue = ImageColorAllocate($image,0,0,255);
    $white = ImageColorAllocate($image,255,255,255);
    $grey = ImageColorAllocate($image,200,200,200);

    // create our canvas
    ImageFilledRectangle($image,0,0,200,200,$grey);

    ImageGIF($image,$line_graph);
    ImageDestroy($image);

    return $line_graph ;

  }

  $GLOBALS['line_graph']=graph_seo();