function loadPosition() {
  if (document.getElementById('div1').offsetHeight >= 1101) {
    document.getElementById('div3').style.marginTop = document.getElementById('div1').offsetHeight-document.getElementById('div2').offsetHeight-80+'px';
  }
}

function BilderVorladen() {
  document.Vorladen = new Array();
  if(document.images) {
    document.Vorladen[0] = new Image();
    document.Vorladen[0].src = BilderVorladen.arguments[0];
  }
}

function picturesPreload () {
  if (pictures > 0) {
    for(var i = 0; i <= pictures; i++) {
      BilderVorladen(getdirname+'/images/'+seite+i+'.jpg');
      BilderVorladen(getdirname+'/images/'+seite+i+'_k.jpg');
    }
  }
}

function chancePicture (picture) {
  if (document.getElementById('pic0')) {
    document.getElementById('pic0').src=getdirname+'/images/'+seite+picture+'.jpg';
  }
  if (document.getElementById(seite+picture+'_bende')) {
    document.getElementById(seite+picture+'_bende').style.visibility='visible';
  }
  if (document.getElementById(blende_aktuell)) {
    document.getElementById(blende_aktuell).style.visibility='hidden';
    blende_aktuell = seite+picture+'_bende';
  }

  if (seite == 'index') {
    if (picture == 0) {
      document.getElementById('winteransicht').style.visibility = 'visible';
      document.getElementById('winteransicht').style.position = 'relative';
      document.getElementById('sommeransicht').style.visibility = 'hidden';
      document.getElementById('sommeransicht').style.position = 'absolute';
      document.getElementById('index0_bende').style.visibility='visible';
      blende_aktuell = 'index0_bende';
      document.getElementById('fotospacer').style.height='12px';
    } else if (picture == '0b') {
      document.getElementById('winteransicht').style.visibility = 'hidden';
      document.getElementById('winteransicht').style.position = 'absolute';
      document.getElementById('sommeransicht').style.visibility = 'visible';
      document.getElementById('sommeransicht').style.position = 'relative';
      document.getElementById('index0_bende').style.visibility='visible';
      blende_aktuell = 'index0_bende';
      document.getElementById('fotospacer').style.height='12px';
    } else if (picture == 1) {
      document.getElementById('winteransicht').style.visibility = 'hidden';
      document.getElementById('winteransicht').style.position = 'absolute';
      document.getElementById('sommeransicht').style.visibility = 'hidden';
      document.getElementById('sommeransicht').style.position = 'absolute';
      document.getElementById('index1_bende').style.visibility='visible';
      blende_aktuell = 'index1_bende';
      document.getElementById('fotospacer').style.height='0px';
    }
  }
}

function showmap(picture,width,height) {
  F1 = window.open('','Fenster','width='+width+',height='+height+',dependent=yes,location=no,menubar=no,resizable=no,scrollbars=no,status=no,toolbar=no')
  var str = '';
  str += '<html>';
  str += '<head>';
  str += '<title>Berghotel Tyrol</title>';
  str += '</head>';
  str += '<body onclick="self.close();" style="background-image:url('+picture+');background-repeat:no-repeat;background-position:0px 0px;cursor:pointer;">';
  str += '</body>';
  str += '</html>';
  F1.document.write(str);
}

function position() {
  var hoehe=0;
  if (navigator.userAgent.match(/7\.0/i)) {
    hoehe=(document.body.clientHeight+100)/2;
  }
  else if (navigator.userAgent.match(/msie/i) || navigator.userAgent.match(/opera/i)) {
    hoehe=(document.body.clientHeight-310)/2;
  }
  else {
    hoehe=(document.body.clientHeight+100)/2;
  }
  if (hoehe>0) { document.getElementById('container').style.marginTop=hoehe+'px'; }
}

var scroll=1;
var merkpos=1;

function getposy() {
  var pos = 0;
  if (window.innerHeight) {
    pos = window.pageYOffset
  } else if (document.documentElement && document.documentElement.scrollTop) {
    pos = document.documentElement.scrollTop
  } else if (document.body) {
    pos = document.body.scrollTop
  }
  return pos;
}

function doscroll(pos,oldpos) {
  window.scrollTo(0,pos);
  if (oldpos==getposy()) {
    pos=0;
  }
  if (scroll==1) {
    setTimeout('doscroll('+(pos+1)+','+getposy()+')',20);
  }
}
