window.onload = function(){
	var FooterColor=[];
	FooterColor[0] = '#9900cc';//紫
	FooterColor[1] = '#0082ff';//青
	FooterColor[2] = '#82dcff';//水
	FooterColor[3] = '#33cc33';//緑
	FooterColor[4] = '#fff500';//黄
	FooterColor[5] = '#ff9900';//橙
	FooterColor[6] = '#ff00b4';//桃
	FooterColor[7] = '#f50000';//赤
	var n = Math.floor(Math.random() * FooterColor.length);
	var elm = document.getElementById('footer');
	elm.style.backgroundColor = FooterColor[n];

	year = new Date();
	var CopyRight = document.getElementById('copyright');
	CopyRight.innerHTML = 'Copyright© 2008-'+ year.getFullYear() + '　217(NINA) All Rights Reserved.' ;
}