$(function(){
				$("#for_orner").click(function(){
					$(this).css({"background":"url('./sozai/orner_button_green.jpg') repeat-x","color":"#2b2b2b"});
					$("#for_bayer").css({"background":'url("./sozai/orner_button_silver.jpg") repeat-x',"color":"lightgray"});
				});
				$("#for_bayer").click(function(){
					$(this).css({"background":"url('./sozai/orner_button_green.jpg') repeat-x","color":"#2b2b2b"});
					$("#for_orner").css({"background":'url("./sozai/orner_button_silver.jpg") repeat-x',"color":"lightgray"});
				});
				$(".choice_button").click(function(){
					$(".choice_button").css({"background-color":'whitesmoke'});
					$(this).css({"background-color":"lightyellow"});
				});
			});