//var win=null;
function NeuesFenster(meineseite,meinname,w,h,scrollen,position){
  if(position=="random"){
    Leftpositionition=(screen.width)?Math.floor(Math.random()*(screen.width-w)):100;
    Toppositionition=(screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;
  }
  if(position=="center"){
    Leftpositionition=(screen.width)?(screen.width-w)/2:100;
    Toppositionition=(screen.height)?(screen.height-h)/2:100;
  }else if((position!="center"&&position!="random")||position==null){
    Leftpositionition=0;
    Toppositionition=20;
  }
  settings='width='+w+',height='+h+',top='+Toppositionition+',left='+Leftpositionition+',scrollbars='+scrollen+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
  window.open(meineseite,meinname,settings);
}