<!--
ver = "";
bName = navigator.appName;
bVer = parseInt(navigator.appVersion);
var ver="i3";
if (bName == "Netscape" && bVer >= 3) {ver = "n3";}
if (bName == "Microsoft Internet Explorer" && bVer >= 3) {ver= "i3";}
if (ver == "i3"){
  var hoog=window.screen.height;
  var breed=window.screen.width;
  }
  if (ver == "n3"){
   var toolkit = Packages.java.awt.Toolkit.getDefaultToolkit();
    var screen_size = toolkit.getScreenSize();
    var hoog=screen_size.height;
    var breed=screen_size.width;
  }

if (breed < 700){
    koloms = "34%";
  }
  else if (breed < 810){
    koloms = "50%";
  }
  else if (breed < 1030){
    koloms = "70%";
  }
  else if (breed < 1290){
    koloms = "80%";
  }
  else {koloms="90%";}

//-->