// JavaScript Document

function getInternetExplorerVersion()
 //Returns the version of Internet Explorer or a -1
 //(indicating the use of another browser).
{
  var rv = -1; // Return value assumes failure.
  if (navigator.appName == 'Microsoft Internet Explorer')
  {
    var ua = navigator.userAgent;
    var re  = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
    if (re.exec(ua) != null)
      rv = parseFloat( RegExp.$1 );
  }
  return rv;
}
function checkVersion()
{
 // var msg = "Click ok to continue";
  var ver = getInternetExplorerVersion();

  if ( ver > -1 )
  {
    if ( ver < 8.0 ) 
 		alert('To view this site properly please upgrade your browser to Internet Explorer 8.');
    
      
  }
}