var IE = 1;
var MOZILLA = 2;
var KONQUEROR = 3;

var browserType;
var browserVer;

function BrowserCheck()
{
  var info = new String(navigator.appVersion);
  var space = info.indexOf(" ");
  var version = info.substr(0,space);
  browserVer = version/1;
  
  //alert(navigator.appName + " / " + browserVer);
  
  if(navigator.appName==("Netscape"))
  {
    browserType = MOZILLA;
    if(browserVer < 5 || browserVer == 6)
      return 0;
  }
  else if(navigator.appName==("Microsoft Internet Explorer"))
  {
    browser = IE;
    if(browserVer < 4)
      return 0;
  }
  else
  {
    if(!document.getElementById)  // check others by functionality method
      return 0;

    // reject Opera 6 and below
    if(window.opera && !document.createComment)
      return 0;

    browserType = MOZILLA;
  }
  return 1;  
}

function Sniff()
{
  if(!BrowserCheck())
  {
    document.writeln("<center><H1>Sorry, this Web Site cannot be viewed on your browser. Please get version 7 or later of Mozilla, Netscape, or Internet Explorer.");
    document.close();
    return 0;
  }
  return 1;  
}

function StartFrameset()
{
  document.write("\
    <frameset cols=100%,0 frameborder=0 scrolling=no border=0 framespacing=0>");
}

function FinishFrameset()
{
  document.write("\
    <frameset rows=50%,* frameborder=0 scrolling=yes border=0 frameborder=0 framespacing=0>\
      <frame src=shared/send.htm name=frameSend marginwidth=0 marginheight=0 scrolling=no noresize >\
      <frame src='' name=frameReceive marginwidth=0 marginheight=0 scrolling=no noresize >\
    </frameset>\
  </frameset>\
  ");

  document.close();
}