function getInternetExplorerVersion()
{
   var rv = -1;
   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 checkIEVersion()
{
   var ver = getInternetExplorerVersion();
   if ( ver> -1 )
   {
      if ( ver<= 7 )
	      window.location = "http://www.sametltd.com/supportedbrowser";
   }
}
checkIEVersion();