function Set_GET(key, value) {  

   var inArray = false; 
   var GET = new Array();
   var strSearch = location.search
   if(strSearch.length > 0) {
      var get_param_str = strSearch.substring(1, strSearch.length);
      var get_params = get_param_str.split("&");
      for(i = 0; i < get_params.length; i++) {
         var key_value = get_params[i].split("=");
         if(key_value.length == 2) {            
            if( key_value[0] == key) {
              strSearch = strSearch.replace(key_value[0]+"="+key_value[1],key+"="+value);
              inArray = true;
            }
            if(key == "Len1") {
                if(key_value[0] == "AlbumSite"){
                  strSearch = strSearch.replace(key_value[0]+"="+key_value[1],key_value[0]+"=1");
                }
            }           
            else{
                if(key_value[0] == "PicSite"){
                  strSearch = strSearch.replace(key_value[0]+"="+key_value[1],key_value[0]+"=1");
                }
            }
         }
       }
      if(!inArray){
        strSearch = strSearch + '&' + key + '=' + value;
      }
   }
   else{
      strSearch = '?' + key + '=' + value;
   }
   location.search  = strSearch;
}

//Änderung 3)

function Scroll(){
    var e = document.getElementById("sPic");
		//alert (e.id);
		//var Scrol = e.offsetTop ;//+ e.height - 220;
		//alert (Scrol);		
		window.scrollTo(0, 275 );
}


function Wechsel(kEvent){
    if (!kEvent){
        Key = window.event.keyCode;
    }
    else {
        Key = kEvent.keyCode;
    }  
    //alert(Key);
    if ( Key == 37) {
        var e = document.getElementById("aBack");
        location.href = e.href;
    }
    else if( Key == 39){
        var e = document.getElementById("aForward");
        location.href = e.href;
    }
}