function venster(url){
      mywin =window.open(url,'info',"width=280,height=250,top=200,left=200,resizable=no,scrollbars=no,status=yes,toolbar=no,menubar=no");
                                mywin.focus();
                        };

function requestforinfo(url){
      mywin =window.open(url,'info',"width=380,height=280,top=200,left=200,resizable=no,scrollbars=no,status=yes,toolbar=no,menubar=no");
                                mywin.focus();
                        };

function requestforinfoSeminar(url){
      mywin =window.open(url,'info',"width=420,height=400,top=100,left=100,resizable=no,scrollbars=no,status=yes,toolbar=no,menubar=no");
                                mywin.focus();
                        };

function PhaseOne() {
  document.layer1.visibility = "show";
  document.layer2.visibility = "hide";
};

function PhaseTwo() {
  document.layer1.visibility = "hide";
  document.layer2.visibility = "show";
};