replace_images = new Array();
	replace_images_small1 = new Array();
	replace_images_small2 = new Array();
    text_arr = new Array();
	replace_image_count = 3;
    replace_image_number = 0;
       
    replace_images[0] = new Image();
    replace_images[0].src = "img/main/opa.jpg";
	text_arr[0] = " Sicher? - Auf der Suche nach <br> Ihren Geodaten und Prozessen?";
    replace_images[1] = new Image();
    replace_images[1].src = "img/main/strauss.jpg";
    text_arr[1] = " Alles im Blick? - GIS war der Weg <br> Integration ist das Ziel";
	replace_images[2] = new Image();
    replace_images[2].src = "img/main/wasser.jpg";
	text_arr[2] = " Überrascht? <br> Knapp daneben ist auch vorbei!"; 
       
	replace_images_small1[0] = new Image();
    replace_images_small1[0].src = "img/main/wasser_thumb.jpg";
    replace_images_small1[1] = new Image();
    replace_images_small1[1].src = "img/main/opa_thumb.jpg";
	replace_images_small1[2] = new Image();
    replace_images_small1[2].src = "img/main/strauss_thumb.jpg";
	   
	replace_images_small2[0] = new Image();
    replace_images_small2[0].src = "img/main/strauss_thumb.jpg";
    replace_images_small2[1] = new Image();
    replace_images_small2[1].src = "img/main/wasser_thumb.jpg";
	replace_images_small2[2] = new Image();
    replace_images_small2[2].src = "img/main/opa_thumb.jpg";
	   
    function switch_image()
    {
      replace_image_number = (replace_image_number+1)%replace_image_count;
      for(i=0; i<document.images.length; i++)
      {
		if (document.getElementById("main_text")) document.getElementById("main_text").innerHTML = text_arr[replace_image_number]; 
		if (document.images[i].name == "main_image") document.images[i].src = replace_images[replace_image_number].src;
		if (document.images[i].name == "small_image1") document.images[i].src = replace_images_small1[replace_image_number].src;
		if (document.images[i].name == "small_image2") document.images[i].src = replace_images_small2[replace_image_number].src;
	 }         
     setTimeout('switch_image()', 7000);
   }     
   setTimeout('switch_image()', 3000);