function main(){

	var myArea = 'advert';	
	
	var myBanner = new Array(
		'ネッツ道都,banner_netz-banner7.jpg,http://www.sankakuyama.co.jp/cgi-bin/banner/BnrCnt.cgi?NO=4',
		'ジェイアール生鮮市場,banner_seisen_01.jpg,http://www.sankakuyama.co.jp/cgi-bin/banner/BnrCnt.cgi?NO=5',
		'三角山一座　三角山いっしょにねっ！プロジェクト,banner_issyonine.jpg,http://www.sankakuyama.co.jp/cgi-bin/banner/BnrCnt.cgi?NO=8',
//		'グリーンエネルギー・クリスマス,banner_gex.gif,http://www.sankakuyama.co.jp/cgi-bin/banner/BnrCnt.cgi?NO=10',
		'ひと花,banner_hitohana.jpg,http://www.sankakuyama.co.jp/cgi-bin/banner/BnrCnt.cgi?NO=11'
	);
	
	for(i = 0; i < myBanner.length; i++){
		curBnr = myBanner[i].split(',');
		if(curBnr[2]){
			myBanner[i] = '<p><a href="'+curBnr[2]+'" target="_blank"><img src="images/'+curBnr[1]+'" alt="'+curBnr[0]+'" width="350" height="200" /></a></p>';
		}else{
			myBanner[i] = '<p><img src="images/'+curBnr[1]+'" alt="'+curBnr[0]+'" width="350" height="200" /></p>';
		}
	}
	
	var figure = myBanner.length;
	n = Math.floor(Math.random() * figure) ;
	
	var myBanners;
	for(i = n; i < myBanner.length; i++){
		if( i==n ){
			firstBanner = myBanner[i].split('<p>');
			myBanner[i] = '<p style="display:block;">'+firstBanner[1];
		}
		myBanners += myBanner[i];
	}
	for(i = 0; i < n; i++){
		myBanners += myBanner[i];
	}
	
	var myBox = document.createElement('div'); 
	myBox.className  = "nenga";
	myBox.innerHTML = myBanners;
	document.getElementById(myArea).appendChild(myBox);
}

try{
	window.addEventListener("load",main,false);
}catch(e){
	window.attachEvent("onload",main);
}