function pop(url,breite,hoehe)    {
      var pop = null;
      pop =  window.open(url,'popwin','width='+breite+',height='+hoehe+',resizable=no,status=no,scrollbars=no,menubar=no,toolbar=no,directories=no')
      if (pop) {
         pop.moveTo(screen.width/2-breite/2,screen.height/2-hoehe/2);
         pop.window.focus();
      }
}
	var win=null;

	function NewWindow(mypage,myname,w,h,scroll,pos){

		if(pos=="random")
			{LeftPosition=(screen.width)?Math.floor(Math.random()*(screen.width-w)):100;
			TopPosition=(screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;}

		if(pos=="center")
			{LeftPosition=(screen.width)?(screen.width-w)/2:100;
			TopPosition=(screen.height)?(screen.height-h)/2:100;}

		else if((pos!="center" && pos!="random") || pos==null){LeftPosition=0;TopPosition=20}

	settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=yes';

	win=window.open(mypage,myname,settings);}