// JavaScript Document
  var PDFWindow = null;
  function showfile(fID){
     var url = "page2.asp?fID="+fID;
     if (!PDFWindow || PDFWindow.closed) {
        PDFWindow = window.open (url,"PDF","scrollbars,resizable");
     } else {
        PDFWindow.focus();
        PDFWindow.location = url;
     }
  }
  function showfile2(fID){
     var url = "page3.asp?fID="+fID;
     if (!PDFWindow || PDFWindow.closed) {
        PDFWindow = window.open (url,"PDF","scrollbars,resizable");
     } else {
        PDFWindow.focus();
        PDFWindow.location = url;
     }
  }
  function showfile3(fID){
     var url = "page4.asp?fID="+fID;
     if (!PDFWindow || PDFWindow.closed) {
        PDFWindow = window.open (url,"PDF","scrollbars,resizable");
     } else {
        PDFWindow.focus();
        PDFWindow.location = url;
     }
  }