function getHeight() {
  var myHeight = 0;
  if( typeof( window.innerHeight ) == 'number' ) {
    //Non-IE
    myHeight = window.innerHeight;
  } else if( document.documentElement && (document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    myHeight = document.documentElement.clientHeight;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    myHeight = document.body.clientHeight;
  }
  return myHeight;
}
function pruefe() {
   if(document.all&&!window.opera) {
     var a=document.all.detail;
     detail.document.body.scroll='no';
   } else {
     var a=document.getElementsByName('detail')[0];
     a.scrolling='no';
   }
   var a=document.getElementsByName('detail')[0];
   detail.document.getElementsByTagName('body')[0].style.overflow='hidden';
   a.style.height=getHeight()+'px';
   var b=detail.document.getElementById('cont');
   if (b == null) {
     return;
   }
   if(a.style.height != eval(b.offsetHeight+15)+'px') {
      a.style.height=eval(b.offsetHeight+15)+'px';
   }
}