if (document.images)
{
    pic_home_gt_on	 	 = new Image(183,35);
    pic_home_gt_on.src 	 = "gfx/home/btn_gt_h.gif";
    pic_home_gt_off	 	 = new Image(183,35);
    pic_home_gt_off.src	 = "gfx/home/btn_gt.gif";
}