function onLoad(recommend_target) {
	var str = recommend_target;
	var recommend_target_list = str.split(",");
	for (i = 0; i < recommend_target_list.length; i++) {
		change_frame_color(recommend_target_list[i], 'recommend_bg')
	}
}

function change_frame_color(code, className) {
	document.getElementById(code).className = className;
}