//トップページPR
function PR_rand() {	
	var num = Math.floor(Math.random()*url.length);
	document.write("<div class='pr'><img src='img/top_pr.gif' id='pr_image'>");
	document.write("<a href='"+url[num]+"' target='_blank'>"+text[num]+"</a></div>\n");
	var num2 = num;
	while(num2 == num){
		num2 = Math.floor(Math.random()*url.length);
	}
	document.write("<div class='pr'><img src='img/top_pr.gif' id='pr_image'>");
	document.write("<a href='"+url[num2]+"' target='_blank'>"+text[num2]+"</a></div>\n");
	
}

//お勧めショップ
function Pickup_shop() {
	var num = Math.floor(Math.random()*url_pick.length);
	document.write("<a href='" + url_pick[num] + "' target='_blank'><img src='" + img_pick[num] + "' border='0'></a>\n");
	document.write("<div class='space'></div>\n<div class='pickup_text'>\n");
	document.write("<a href='" + url_pick[num] + "' target='_blank'>" + text_pick[num] + "</a>\n</div>\n");
}

//商品バナー
function Item_rand() {	
	var num = Math.floor(Math.random()*url.length);
	document.write("<a href='" + url_item[num] + "' target='_blank'><img src='" + img_item[num] + "' alt='" + alt_item[num] + "' border='0'></a><br>");
}