function get_page_height () {
   if ( document.body.clientHeight ) {
      return document.body.clientHeight;
   } else if ( window.innerHeight ) {
      return window.innerHeight;
   } else {
      return 400;
   }
}

function init_scroll () {
   var h = (navigator.appName == 'Microsoft Internet Explorer' && navigator.userAgent.indexOf('MSIE 7') == -1) ? 164 : 198;
   var pheight = get_page_height ();
   document.getElementById ( 'text' ).style.height = (pheight - h) + 'px';
   document.getElementById ( 'text' ).style.display='block';
   
   document.getElementById ( 'bookinglink' ).style.top = (pheight - 60 ) + 'px';
   document.getElementById ( 'bookinglink' ).style.display='block';

   document.getElementById ( 'language' ).style.top = (pheight - 88 ) + 'px';
   document.getElementById ( 'language' ).style.display='block';
}