function popupLarge(){
  var x9=520;
  var y9=460;
  var xPos = Math.round( (screen.width/2) - (x9/2) ) + 80;
  var yPos = Math.round( (screen.height/2) - (y9/2) );
  var winIntro =
  window.open('','popup','location=no,menubar=no,toolbar=no,resizable=yes,scrollbars=yes,width=' + x9 + ',height=' + y9 + ',left=' + xPos + ',top=' +yPos + ',screenX=' + xPos + ',screenY=' + yPos, true);
  }

  function popupSeasonTicket(){
  var x9=620;
  var y9=300;
  var xPos = Math.round( (screen.width/2) - (x9/2) ) + 80;
  var yPos = Math.round( (screen.height/2) - (y9/2) );
  var winIntro =
  window.open('','popup','location=no,menubar=no,toolbar=no,resizable=yes,scrollbars=no,width=' + x9 + ',height=' + y9 + ',left=' + xPos + ',top=' +yPos + ',screenX=' + xPos + ',screenY=' + yPos, true);
  }
  
  
  function popupWide(){
  var x9=600;
  var y9=250;
  var xPos = Math.round( (screen.width/2) - (x9/2) ) + 80;
  var yPos = Math.round( (screen.height/2) - (y9/2) );
  var winIntro =
  window.open('','popup','location=no,menubar=no,toolbar=no,resizable=yes,scrollbars=yes,width=' + x9 + ',height=' + y9 + ',left=' + xPos + ',top=' +yPos + ',screenX=' + xPos + ',screenY=' + yPos, true);
  }
    
  function popupSpecial(){
  var x9=450;
  var y9=440;
  var xPos = Math.round( (screen.width/2) - (x9/2) ) + 80;
  var yPos = Math.round( (screen.height/2) - (y9/2) );
  var winIntro =
  window.open('','popup','location=no,menubar=no,toolbar=no,resizable=yes,scrollbars=yes,width=' + x9 + ',height=' + y9 + ',left=' + xPos + ',top=' +yPos + ',screenX=' + xPos + ',screenY=' + yPos, true);
  }
    
 fValidVer = 
   (((navigator.appName == "Netscape") && 
   (parseInt(navigator.appVersion) >= 3 )) || 
   ((navigator.appName == "Microsoft Internet Explorer") && 
   (parseInt(navigator.appVersion) >= 4 )));

  if (document.images){
   <!--BUTTONS-->
   var infosm_normal = new Image;
   infosm_normal.src = "Images/button_infosm_normal.gif";
   var infosm_hover = new Image;
   infosm_hover.src = "Images/button_infosm_hover.gif";
  }

  function Swap(image1, image2) {
   if (document.images)
        document.images[image1].src = eval(image2 + ".src");
  }