if (document.images) {	
    var img = new Object();	
    img["first1"] = new Image;
    img["first1"].src = "image/menu/glavn.gif";
    img["second1"] = new Image;
    img["second1"].src  = "image/menu/glavn_act.gif";
    img["first2"] = new Image;
    img["first2"].src = "image/menu/regl.gif";
    img["second2"] = new Image;
    img["second2"].src  = "image/menu/regl_act.gif";
    img["first3"] = new Image;
    img["first3"].src = "image/menu/o_klube.gif";
    img["second3"] = new Image;
    img["second3"].src  = "image/menu/o_klube_act.gif";
    img["first4"] = new Image;
    img["first4"].src = "image/menu/gallery.gif";
    img["second4"] = new Image;
    img["second4"].src  = "image/menu/gallery_act.gif";
    img["first5"] = new Image;
    img["first5"].src = "image/menu/rezult.gif";
    img["second5"] = new Image;
    img["second5"].src  = "image/menu/rezult_act.gif";
    img["first6"] = new Image;
    img["first6"].src = "image/menu/forum.gif";
    img["second6"] = new Image;
    img["second6"].src  = "image/menu/forum_act.gif";	
}