var browser = "";
//alert("sniffer.js");
/* Brower code key:
	IEX5  OS X IE 5.2
	IE95  OS 9 IE 5
	IE25 Win 2K IE 5.5
	IEP6  XP IE 6.0
	NN94  OS 9 NN 4.77
	NN24  Win 2K NN 4.8
	MZP6  XP Mozilla 1.6 
	SFX1  OS X Safari 1.0
	NNX7  OS X NN 7.1
*/

if (document.all)
{
  // Internet Explorer versions 
  // divide mac from pc
  if (navigator.userAgent.toLowerCase().indexOf ( 'mac' ) +1)
  {
	
  	if (navigator.userAgent.toLowerCase().indexOf ( '5.' ))
	{
		// get the last number of the version
		// os 9 releases are below 5.2
		start = navigator.userAgent.toLowerCase().indexOf('5.') + 2;
		end = start + 1;
		version = navigator.userAgent.toLowerCase().substring(start,end);
		if (version > 1) {
			// OS X IE 5.2+
			browser = "IEX5";
		} else {
			// OS 9 IE 5.1-
			browser = "IE95";
		}
	}
  } else {
  
  	if (navigator.userAgent.indexOf('6.') +1)
	{
		// 6 series browser
		browser = "IEP6";
	} else {
		// non 6 series (probably 5)
		browser = "IE25";
	}
  } 
  
}
else if (document.layers)
{
  // NN4
	if (navigator.userAgent.toLowerCase().indexOf ( 'mac' ) +1)
  	{
  		// OS 9 Netscape Navigator 4 series
  		browser = "NN94";
	} else {
		browser = "NN24";
	}
}
else if (document.getElementById)
{
  // They think this is Netscape Gecko
  // but could be wrong!
	if ((navigator .vendor =='KDE '||(document .childNodes &&!document .all &&!navigator .taintEnabled )) 
		&& (navigator .userAgent .toLowerCase (). indexOf ( ' mac ' ) +1) ) 
	{ 
		browser = "SFX1"; 
	} 
	else if ((navigator.userAgent.toLowerCase().indexOf('7.') + 1) 
		&& (navigator.userAgent.toLowerCase().indexOf ( 'mac' ) +1))
	{
		browser = "NNX7";
	}
	else 
	{
		browser = "MZP6";
	}
		
}
else
{
  // other
}