/* 
   Font Control Script Ver.1.0.3
   Written by
   Copyright(c)2001 Hideaki Ohtani. All Rights Reserved.
   info@fontgraphic.com
   http://www.fontgraphic.com/
   date.created     2001/07/10
   date.modified    2001/09/15
   date.modified2  2001/11/05
   date.modified3  2001/11/13
   date.modified4  2002/03/27
   date.modified4  2002/05/05
   date.modified4  2002/09/26

Os
Macintosh/Windows
Browser
InternetExplorer 4 - 6
NetscapeNavigator 4 - 7
Opera 5 - 7

"MSIE 3." => "InternetExplorer 3.x",
"MSIE 4." => "InternetExplorer 4.x",
"MSIE 5." => "InternetExplorer 5.x",
"MSIE 6." => "InternetExplorer 6.x",

"Mozilla/3" => "Netscape 3.x",
"Mozilla/4." => "Netscape 4.x",
"Netscape6" => "Netscape 6.x",
"Netscape/7" => "Netscape 7.x",

"Opera/5" => "Opera 5.x",
"Opera/6" => "Opera 6.x",
"Opera/7" => "Opera 7.x",

"Safari" => "Safari1.0",	//マックOS X 標準ブラウザ


最新の $HTTP_USER_AGENT サンプル

"Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt)"
"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)"
"Mozilla/4.51 [ja] (WinNT; I)"
"Mozilla/5.0 (Windows; U; Windows NT 5.1; ja-JP; rv:1.4) Gecko/20030624 Netscape/7.1 (ax)"
"Mozilla/4.0 (compatible; MSIE 5.0; Windows 95) Opera 5.11  [ru]"
"Mozilla/4.0 (compatible; MSIE 5.0; Windows 2000) Opera 6.03  [ja]"
"Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows ME) Opera 7.03  [ja]"
"Opera/7.20 (Windows NT 5.1; U)  [ja]"

"Mozilla/4.0 (compatible; MSIE 5.16; Mac_PowerPC)"
"Mozilla/4.8 [ja] (Macintosh; U; PPC)"
"Mozilla/5.0 (Macintosh; U; PPC; ja-JP; rv:1.0.2) Gecko/20030208 Netscape/7.02"
"Mozilla/4.0 (compatible; MSIE 5.0; Mac_PowerPC) Opera 6.0  [ja]"
"Mozilla/5.0 (Macintosh; U; PPC Mac OS X; ja-jp)AppleWebKit/85 (KHTML, like Gecko) Safari/85"

*/

/* eregi ("(ozilla.[23]|MSIE.3)", $HTTP_USER_AGENT);  */
/* クライアントブラウザがNetscape 2, 3またはMSIE 3である場合にtrue を返す */

var Safari=(navigator.appName.indexOf("Safari")!=-1);
var Win=(navigator.userAgent.indexOf("Win")!=-1);
var Mac=(navigator.userAgent.indexOf("Mac")!=-1);
var MSIE=(navigator.appName.indexOf("MSIE")!=-1);
var Netscape=(navigator.appName.indexOf("Netscape")!=-1);
var Mozilla=(navigator.appName.indexOf("Mozilla")!=-1);
var Opera=(navigator.appName.indexOf("Opera")!=-1);
var Version=navigator.appVersion.charAt(0);

if
(Win && MSIE && Version=="4")
{document.write('<LINK REL="stylesheet" HREF="/css/wie.css" TYPE="text/css">');}
else if
(Win && MSIE && Version=="5")
{document.write('<LINK REL="stylesheet" HREF="/css/wie.css" TYPE="text/css">');}
else if
(Win && MSIE && Version=="6")
{document.write('<LINK REL="stylesheet" HREF="/css/wie.css" TYPE="text/css">');}

else if
(Win && Netscape && Version=="6")
{document.write('<LINK REL="stylesheet" HREF="/css/wns.css" TYPE="text/css">');}
else if
(Win && Netscape && Version=="7")
{document.write('<LINK REL="stylesheet" HREF="/css/wns.css" TYPE="text/css">');}
else if
(Win && Mozilla && Version=="5")
{document.write('<LINK REL="stylesheet" HREF="/css/wns.css" TYPE="text/css">');}
else if
(Win && Netscape && Version=="4")
{document.write('<LINK REL="stylesheet" HREF="/css/wns4.css" TYPE="text/css">');}

else if
(Win && Opera && Version=="5")
{document.write('<LINK REL="stylesheet" HREF="/css/wie.css" TYPE="text/css">');}
else if
(Win && Opera && Version=="6")
{document.write('<LINK REL="stylesheet" HREF="/css/wie.css" TYPE="text/css">');}
else if
(Win && Opera && Version=="7")
{document.write('<LINK REL="stylesheet" HREF="/css/wie.css" TYPE="text/css">');}

else if
(MSIE && Mac && Version=="4") 
{document.write('<LINK REL="stylesheet" HREF="/css/mie.css" TYPE="text/css">');}
else if
(MSIE && Mac && Version=="5") 
{document.write('<LINK REL="stylesheet" HREF="/css/mie.css" TYPE="text/css">');}

else if
(Mac && Netscape && Version=="6")
{document.write('<LINK REL="stylesheet" HREF="/css/mns.css" TYPE="text/css">');}
else if
(Mac && Netscape && Version=="7")
{document.write('<LINK REL="stylesheet" HREF="/css/mns.css" TYPE="text/css">');}
else if
(Mac && Mozilla && Version=="5")
{document.write('<LINK REL="stylesheet" HREF="/css/mns.css" TYPE="text/css">');}
else if
(Mozilla && Mac && Version=="4")
{document.write('<LINK REL="stylesheet" HREF="/css/mns4.css" TYPE="text/css">');}

else if
(Mac && Opera && Version=="6")
{document.write('<LINK REL="stylesheet" HREF="/css/mie.css" TYPE="text/css">');}
else if
(Mac && Opera && Version=="7")
{document.write('<LINK REL="stylesheet" HREF="/css/mie.css" TYPE="text/css">');}

else if
(Mac && Safari)
{document.write('<LINK REL="stylesheet" HREF="/css/mie.css" TYPE="text/css">');}

else
{document.write('<LINK REL="stylesheet" HREF="/css/wie.css" TYPE="text/css">');}