var userAgent = navigator.userAgent.toLowerCase();
jQuery.browser = {
	version: (userAgent.match( /.+(?:rv|it|ra|ie|me)[\/: ]([\d.]+)/ ) || [])[1],
	chrome: /chrome/.test( userAgent ),
	safari: /webkit/.test( userAgent ) && !/chrome/.test( userAgent ),
	opera: /opera/.test( userAgent ),
	msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
	mozilla: /mozilla/.test( userAgent ) && !/(compatible|webkit)/.test( userAgent )
};
if ($.browser.chrome) {
	document.write("<link rel='stylesheet' type='text/css' href='"+ROOT_DIR+"css/browsers/chrome.css'>");
	}else if ($.browser.msie){
   		if ($.browser.version>=7){
	  document.write("<link rel='stylesheet' type='text/css' href='"+ROOT_DIR+"css/browsers/ie7.css'>");
   		}else{
	  		document.write("<link rel='stylesheet' type='text/css' href='"+ROOT_DIR+"css/browsers/ie6.css'>");
   		}
	}else if ($.browser.safari) {
    document.write("<link rel='stylesheet' type='text/css' href='"+ROOT_DIR+"css/browsers/safari.css'>");
	}else if ($.browser.opera) {
    document.write("<link rel='stylesheet' type='text/css' href='"+ROOT_DIR+"css/browsers/opera.css'>");
	}else if ($.browser.mozilla) {
    document.write("<link rel='stylesheet' type='text/css' href='"+ROOT_DIR+"css/browsers/firefox.css'>");
	}