$(function(){

	var roi = new RolloverImage("rollover-tab", "on", "on");
	roi.activate( roi.buttons[0] );

	$("#info-navi li a").click(function(e){
		e.preventDefault();
		$(".info-block").hide();
		var id = $(this).attr("href");
		$(id).show();
	});

});

/*  */
var styleText = ''
+'<style type="text/css">'
+'.info-block { display: none; }'
+'.info-block h2 { position:absolute; top:-1000px; left:0px; overflow:hidden; width:0px; height:0px; }'
+'#topics { display: block; }'
+'</style>';
document.write(styleText);