//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Bannertausch
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

var speicher = new Array();

for (var i=1; i<12; i++){
  speicher[i] = new Image();
  speicher[i].src = '/fileadmin/vorlagen/images/medley/'+ i +'.jpg';
}

function zufalls_zahl(maxi, mini){
  var datum = new Date();
  var seconds = datum.getSeconds()*(datum.getTime()-mini)*Math.sqrt(datum.getMinutes());
  var rannum = parseFloat((seconds % maxi)+1);
  var number_ = Math.floor(rannum);
  if (speicher[number_]){
    return number_;
  }
  else{
    return zufalls_zahl(speicher.length-1, 0);
  }
}

function stellen_bild_speicher_ein(){
  var mynumber = zufalls_zahl(speicher.length-1, 0);
  return document.images['animspeicher'].src = speicher[mynumber].src;
}

//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Animation LOGO
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

var logo_syntax;

var zielposition_rechts = 225;
var zielposition_links = 0;
var clip_links_ie = 0;
var clip_rechts_ie = 0;
var zeit_ = 5;
var time_ = false;

function init_logo_bedingungen(){
  logo_syntax = new Object();
  if (browser_ne){
    global_sichtbar = 'show';
    global_unsichtbar = 'hide';
    logo_syntax = document['logo'];
    logo_syntax.clip.left = 148;
    logo_syntax.clip.right = 148;
  }
  else if (browser_ne6){
    global_sichtbar = 'visible';
    global_unsichtbar = 'hidden';
    logo_syntax = document.getElementById('logo').style;
    clip_links_ie = 148;
    clip_rechts_ie = 148;
  }
  else{
    global_sichtbar = 'visible';
    global_unsichtbar = 'hidden';
    logo_syntax = document.all['logo'].style;
    clip_links_ie = 148;
    clip_rechts_ie = 148;
  }
  logo_syntax.visibility = global_sichtbar;
  logo_animat();
}

function logo_animat(){
  if (time_){
    window.clearTimeout(time_);
  }
  if (browser_ne){
    if ((logo_syntax.clip.left == zielposition_links) && (logo_syntax.clip.right == zielposition_rechts)){
      return;
    }
    else{
      if (logo_syntax.clip.left > zielposition_links){
        logo_syntax.clip.left = parseInt(logo_syntax.clip.left - 3);
      }
      if (logo_syntax.clip.right < zielposition_rechts){
        logo_syntax.clip.right = parseInt(logo_syntax.clip.right + 3);
      }
      time_ = window.setTimeout("logo_animat()", zeit_);
    }
  }
  else{
    if ((clip_links_ie == zielposition_links) && (clip_rechts_ie == zielposition_rechts)){
      return;
    }
    else{
      if (clip_links_ie > zielposition_links){
        clip_links_ie = parseInt(clip_links_ie - 3);
      }
      if (clip_rechts_ie < zielposition_rechts){
        clip_rechts_ie = parseInt(clip_rechts_ie + 3);
      }
      logo_syntax.clip = "rect(0 "+ clip_rechts_ie +" 90 "+ clip_links_ie +")";
      time_ = window.setTimeout("logo_animat()", zeit_);
    }
  }
}