Normal1 = new Image();
       Normal1.src = "gfx/button_1.png";
       Highlight1 = new Image();
       Highlight1.src = "gfx/button_1h.png";

       Normal2 = new Image();
       Normal2.src = "gfx/button_2.png";
       Highlight2 = new Image();
       Highlight2.src = "gfx/button_2h.png";

       Normal3 = new Image();
       Normal3.src = "gfx/button_3.png";
       Highlight3 = new Image();
       Highlight3.src = "gfx/button_3h.png";

       Normal4 = new Image();
       Normal4.src = "gfx/button_4.png";
       Highlight4 = new Image();
       Highlight4.src = "gfx/button_4h.png";

       Normal5 = new Image();
       Normal5.src = "gfx/button_5.png";
       Highlight5 = new Image();
       Highlight5.src = "gfx/button_5h.png";
	   
	   Normal6 = new Image();
       Normal6.src = "gfx/social_1.jpg";
       Highlight6 = new Image();
       Highlight6.src = "gfx/social_1h.jpg";
	   
	   Normal7 = new Image();
       Normal7.src = "gfx/social_2.jpg";
       Highlight7 = new Image();
       Highlight7.src = "gfx/social_2h.jpg";
	   
	   Normal8 = new Image();
       Normal8.src = "gfx/social_3.jpg";
       Highlight8 = new Image();
       Highlight8.src = "gfx/social_3h.jpg";

       function Bildwechsel (Bildnr, Bildobjekt) {
       window.document.images[Bildnr].src = Bildobjekt.src;
       }