//------------------------------------------------------------
//OSチェック
//------------------------------------------------------------

function osCheck() {
	//OS判定	
	var Mac=(navigator.userAgent.indexOf("Mac")!=-1);
	//var Win=(navigator.userAgent.indexOf("Win")!=-1);

	if (Mac){
		bodyClassName_mac();
	}
}

//------------------------------------------------------------
//macの場合、bodyにclassを設定
//------------------------------------------------------------

function bodyClassName_mac() {
	document.getElementsByTagName('body')[0].className='mac';
}

//------------------------------------------------------------

window.onload = function (){
	osCheck();
}