var Win = (navigator.userAgent.indexOf("Win")!=-1);
var Mac = (navigator.userAgent.indexOf("Mac")!=-1);

var Explorer = (navigator.appName=="Microsoft Internet Explorer");
var Netscape = (navigator.appName=="Netscape");

var Macie5 = (navigator.userAgent.indexOf("MSIE 5")!=-1);

var iCab = (navigator.userAgent.indexOf("iCab")!=-1);

var Version = navigator.appVersion.charAt(0);


if
(iCab)
{document.writeln('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.bebit.co.jp/css/en/other.css">');}


else if
(Mac && Explorer && Version =="4" && Macie5)
{document.writeln('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.bebit.co.jp/css/en/macie_high.css">');}

else if
(Mac && Explorer && Version =="4")
{document.writeln('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.bebit.co.jp/css/en/macie_low.css">');}

else if
(Mac && Explorer && Version >="5")
{document.writeln('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.bebit.co.jp/css/en/macie_high.css">');}

else if
(Mac && Netscape && Version =="4")
{document.writeln('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.bebit.co.jp/css/en/macnn_low.css">');}

else if
(Mac && Netscape && Version >="5")
{document.writeln('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.bebit.co.jp/css/en/macnn_high.css">');}

else if
(Win && Explorer && Version >="4")
{document.writeln('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.bebit.co.jp/css/en/winie.css">');}

else if
(Win && Netscape && Version =="4")
{document.writeln('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.bebit.co.jp/css/en/winnn_low.css">');}

else if
(Win && Netscape && Version >="5")
{document.writeln('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.bebit.co.jp/css/en/winnn_high.css"">');}

else
{document.writeln('<LINK REL="STYLESHEET" TYPE="text/css" HREF="http://www.bebit.co.jp/css/en/other.css">');}