//時間の判定
var zone = "day" ;
var date = new Date();
var hour = date.getHours();
if( hour< 10 || hour >= 19){
	zone = "night";
}else if( hour >= 10 && hour < 13){
	zone = "mornin";
}else{
	zone = "day";
}
//topページのみtopページ用のcssを読み込む
var topStr = "top";
if( typeof topFlg == 'undefined' ){
	topStr = "sub";
}

//ブラウザ判定
var Win = navigator.appVersion.indexOf('Win',0) != -1;
var Mac = navigator.appVersion.indexOf('Mac',0) != -1;
var cssName="";
if(Mac){
	cssName = 'css/safari_' + zone + '_' + topStr + '.css';
}else if(Win){
	cssName = 'css/' + topStr +'_' + zone + '.css';
}else{
	cssName = 'css/' + topStr +'_' + zone + '.css';
}
document.writeln('<link rel="stylesheet" type="text/css" href="'+ themepath + cssName + '">');