function preload229covers1() {
  if (document.images)
  image = new Array();
  {
    Anzahl = 8;
    for (i = 0 ; i <= Anzahl ; i++)
     image[i] = new Image();
    image[0].src = "images/cover_23.jpg";
    image[1].src = "images/cover_24.jpg";
    image[2].src = "images/cover_25.jpg";
    image[3].src = "images/cover_26.jpg";
    image[4].src = "images/cover_27.jpg";
    image[5].src = "images/cover_49.jpg";
    image[6].src = "images/cover_28.jpg";
    image[7].src = "images/cover_29.png";
    image[8].src = "images/cover_37.jpg";

  }
}

function preload229covers2() {
  if (document.images)
  image = new Array();
  {
    Anzahl = 7;
    for (i = 0 ; i <= Anzahl ; i++)
     image[i] = new Image();
    image[0].src = "images/cover_30.jpg";
    image[1].src = "images/cover_31.jpg";
    image[2].src = "images/cover_32.jpg";
    image[3].src = "images/cover_33.jpg";
    image[4].src = "images/cover_34.png";
    image[5].src = "images/cover_35.png";
    image[6].src = "images/cover_36.png";
    image[7].src = "images/cover_37.jpg";

  }
}

function preload73covers() {
  if (document.images)
  image = new Array();
  {
    Anzahl = 9;
    for (i = 0 ; i <= Anzahl ; i++)
     image[i] = new Image();
    image[0].src = "images/cover_1.jpg";
    image[1].src = "images/cover_2.jpg";
    image[2].src = "images/cover_3.jpg";
    image[3].src = "images/cover_4.jpg";
    image[4].src = "images/cover_5.jpg";
    image[5].src = "images/cover_6.png";
    image[6].src = "images/cover_7.jpg";
    image[7].src = "images/cover_38.jpg";
    image[8].src = "images/cover_39.jpg";
    image[9].src = "images/cover_40.jpg";
  }
}

function preloadLBcovers() {
  if (document.images)
  image = new Array();
  {
    Anzahl = 7;
    for (i = 0 ; i <= Anzahl ; i++)
     image[i] = new Image();
    image[0].src = "images/cover_41.jpg";
    image[1].src = "images/cover_42.jpg";
    image[2].src = "images/cover_43.jpg";
    image[3].src = "images/cover_44.png";
    image[4].src = "images/cover_45.png";
    image[5].src = "images/cover_46.png";
    image[6].src = "images/cover_47.png";
    image[7].src = "images/cover_48.jpg";
  }
}


function preload45appartCovers() {
  if (document.images)
  image = new Array();
  {
    Anzahl = 5;
    for (i = 0 ; i <= Anzahl ; i++)
     image[i] = new Image();
    image[0].src = "images/cover_17.jpg";
    image[1].src = "images/cover_18.png";
    image[2].src = "images/cover_19.jpg";
    image[3].src = "images/cover_20.jpg";
    image[4].src = "images/cover_21.jpg";
    image[5].src = "images/cover_22.jpg";
  }
}

function preload45roomsCovers() {
  if (document.images)
  image = new Array();
  {
    Anzahl = 6;
    for (i = 0 ; i <= Anzahl ; i++)
     image[i] = new Image();
    image[0].src = "images/cover_10.jpg";
    image[1].src = "images/cover_11.jpg";
    image[2].src = "images/cover_12.jpg";
    image[3].src = "images/cover_13.jpg";
    image[4].src = "images/cover_14.jpg";
    image[5].src = "images/cover_15.png";
    image[6].src = "images/cover_16.jpg";
  }
}

function exchangeImage(x)
{
  if (document.images)
    document.temp.src = image[x].src;
}

function switchlayer(l)
{
  var GECKO = document.getElementById? 1:0 ;
  var NS = document.layers? 1:0 ;
  var IE = document.all? 1:0 ;

  if (GECKO)
       {document.getElementById(l).style.display=
	   (document.getElementById(l).style.display=='block') ? 'none' : 'block';}
  else if (NS)
       {document.layers[l].display=(document.layers[l].display==
	   'block') ? 'none' : 'block';}
  else if (IE)
       {document.all[l].style.display=(document.all[l].style.display==
	   'block') ? 'none' : 'block';}
}