var os = navigator.platform;
	var brName = navigator.appName.charAt(0);
	var brVer = navigator.appVersion.charAt(0);
	var brType ="";
	var brVerIE = navigator.appVersion.charAt(22)
	if(os == "Win32"){
		if((brName == "N") && (brVer == 4)){
			brType = "win_nc"; // File Name For Windows NC/NN4 (removed suffix ' .css ')
				} else if(((brName == "M") && (brVer >= 4)) || ((brName =="N") && (brVer >= 5))){
			brType = "win_ie"; // File Name For Windows IE4 (removed suffix ' .css ')
		}
	} else if(os == "MacPPC"){
		if((brName == "N") && (brVer == 4)){
			brType = "mac_nc"; // File Name For Macintosh NC/NN4 (removed suffix ' .css ')
		} else if((brName == "M") && (brVerIE < 5)) {
			brType = "mac_nc"; // File Name  For Macintosh IE4 (removed suffix ' .css ')
		} else if(((brName == "M") && (brVerIE >= 5)) || ((brName == "N") && (brVer >= 5))) {
			brType = "mac_ie"; // File Name  For Macintosh IE5 (removed suffix ' .css ')
		}
	}

	if(brType != ""){
		document.write('<' + 'LINK REL="StyleSheet" TYPE="text/css" HREF="css/' + brType + '.css"' + '>');
	}