function a() {	} // kill # javascript button links

$(document).ready(function(){
	$(".hover_img").hover(function() {
		var id = $(this).attr("class").replace("hover_img ", "");
		var src = $(this).attr("title");
		var alt = $(this).attr("alt");
		$('#main_img_'+id).attr("src", src);
		$('#main_img_'+id).attr("alt", alt);
		$('#main_sub_'+id).html(alt);
    });
});