//オブジェクト変数設定

var osName = navigator.appVersion ;

var browser = navigator.appName ;

var agent = navigator.userAgent ;

//IBMホームページ・リーダー用

var ibmHPR = "";

for(i in navigator){

	ibmHPR += i

}

//各種スタイルシートのパス設定

var winIEstylesheet = "/scripts/style_winIE.css" ;

var winNNstylesheet = "/scripts/style_winNN.css" ;

var winOPERAstylesheet = "/scripts/style_winOPERA.css" ;

var winIBMstylesheet = "/scripts/style_winIBM.css" ;

var macIEstylesheet = "/scripts/style_macIE.css" ;

var macNNstylesheet = "/scripts/style_macNN.css" ;

var maciCabstylesheet = "/scripts/style_maciCab.css" ;

//IBMホームページ・リーダー有

if(ibmHPR.indexOf("IBM",0)!="-1"){

	document.write( "<link rel=\"stylesheet\" href=\"" + winIBMstylesheet +  "\" type=\"text/css\">" );

}

//IBMホームページ・リーダー無

else if(ibmHPR.indexOf("IBM",0)=="-1"){

	//Macintoshのスタイルシート

	if(osName.indexOf('Mac')!=-1){

		//Netscape Navigator用

		if(browser.charAt(0)=="N"){

			document.write( "<link rel=\"stylesheet\" href=\"" + macNNstylesheet +  "\" type=\"text/css\">" );

		}

		//iCab用

		else if(agent.indexOf("iCab",0)!="-1"){

			document.write( "<link rel=\"stylesheet\" href=\"" + maciCabstylesheet +  "\" type=\"text/css\">" );

		}

		//Internet Explorer用

		else if(browser.charAt(0)=="M"){

			document.write( "<link rel=\"stylesheet\" href=\"" + macIEstylesheet +  "\" type=\"text/css\">" );

		}

	}

	//windowsのスタイルシート

	else if(osName.indexOf('Win')!=-1){

		//Netscape Navigator用

		if(browser.charAt(0)=="N"){

			document.write( "<link rel=\"stylesheet\" href=\"" + winNNstylesheet +  "\" type=\"text/css\">" );

		}

		//Opera用

		else if(agent.indexOf("Opera",0)!="-1"){

			document.write( "<link rel=\"stylesheet\" href=\"" + winOPERAstylesheet +  "\" type=\"text/css\">" );

		}

		//Internet Explorer用

		else if(browser.charAt(0)=="M"){

			document.write( "<link rel=\"stylesheet\" href=\"" + winIEstylesheet +  "\" type=\"text/css\">" );

		}

	}

}