if(navigator.userAgent.indexOf("MSIE") > -1){ //Internet Explorer
	document.write('<!-'+'-[if IE]>');
	document.write('<a href="javascript:void(0);" onClick="javascript:pageTracker._trackPageview(\'/bookmark/index\');window.external.AddFavorite(\'http://www.everlifegroup.jp/?ref=fav_top\',\'皇潤のエバーライフ\'); return false;" id="book">お気に入り登録</a>');
	document.write('<![endif]-'+'->');
}
else if(navigator.userAgent.indexOf("Firefox") > -1){ //Firefox
	document.write('<a href="javascript:void(0);" onClick="javascript:pageTracker._trackPageview(\'/bookmark/index\');window.sidebar.addPanel(\'皇潤のエバーライフ\',\'http://www.everlifegroup.jp/?ref=fav_top\',\'\');" id="book">お気に入り登録</a>');
}
else if(navigator.userAgent.indexOf("Opera") > -1){ //Opera
	document.write('<a href="http://www.everlifegroup.jp/?ref=fav_top" rel="sidebar" title="皇潤のエバーライフ" onClick="javascript:pageTracker._trackPageview(\'/bookmark/index\');" id="book" >お気に入り登録</a>');
}
else { //該当なし
	document.write('');
}