// Display a new window on the screen
   function new_window(dest,h_size,w_size) {
      random = Math.round(Math.random() * 100000);
      popWindow = window.open(dest,random,'toolbar=yes,history=no,location=no,scrollbars=yes,resizable=yes,width=' + h_size + ', height=' + w_size);
      if (navigator.appName.indexOf("Microsoft") == -1) {
         if (navigator.appVersion.charAt(0) >= '3') {
            popWindow.focus();
         }
      }
      if (popWindow.opener == null) {
         popWindow.opener = self;
      }
   } // new_window()
function validate() {
   
            var Speed = document.mainform.Speed.value;

            // Speed
            if (Speed == "") {
               alert('Please enter a value for Speed.');
               return false;
            }

         
   return true;
} // validate()