//---pop up---//

var fenster;
function popup(url,namen,parameter){
   parameter = parameter + ',left=' + breite + ',top=' + hoehe;
   fenster = window.open(url,namen,parameter);
     fenster.focus();
}
var breite = screen.width / 2;
var hoehe = screen.height / 2;
breite = breite - 300;
hoehe = hoehe - 200;




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=no';
win=window.open(mypage,myname,settings);}