function ad() {
 var visible = 1 ; // 1:visible, 0:invisible
 if (visible) {
		document.write (
			'<div class="menu_02">' +
			'<img src="img/c_07.jpg" width="244" height="84" alt="Webƒ`ƒ‰ƒV" usemap="#c_07_map">' +
			'<map name="c_07_map">' +
			'<area shape="rect" alt="" coords="9,57,113,75" href="chirashi.html">' +
			'</map>' +
			'</div>'
		) ;
 }
}