if (parseInt(navigator.appVersion) >= 4) {
  if (navigator.appName == "Netscape") {
	  var Netscape = 1;
    var IExplore = 0;
  } else {
    var Netscape = 0;
    var IExplore = 1;
  }
}

function Fokus(Window)
{
  if (navigator.appVersion.substring(0, 1) >= "3") {
    Window.focus();
  }
}


function NeuesFenster(Page, Window, ProzentBreite, ProzentHoehe) {
  if (self.screen) {
    var Breite = (screen.width / 100) * ProzentBreite;
    var Hoehe = (screen.height / 100) * ProzentHoehe;
  } else {
    var Breite = 400;
    var Hoehe = 480;
  }

  newwindow = window.open(Page, Window, 'RESIZABLE,MENUBAR=no,SCROLLBARS=yes,WIDTH=' + Breite + ',HEIGHT=' + Hoehe + ', LEFT=50, TOP=50, SCREENX=50, SCREENY=50,dependent');

  Fokus(newwindow);
}