function omikuji(){
	omikuji=new Array('大吉','中吉','吉','小吉','凶','大凶');
	hiki=Math.floor(Math.random()*omikuji.length);
	var str = "";
	str += '今年のあなたは';
	str += '<div style="font-size:150px; color:red; height:180px; margin-top:70px;">' + omikuji[hiki] + '</div>';
	document.getElementById('omikuji').innerHTML = str;
}