$(document).ready(function(){
	var targetimg=$('#index_btn img,#hnav img,#gnav img,#btn_site img,#btn_site2 img,#btn_mail img,.btn_buy img,#btns input');
	for(var j=0;j<targetimg.length;j++){
		if($(targetimg[j]).parent().parent().attr('class') != $('body').attr('class').replace("page_","")){
			$(targetimg[j]).mouseover(function(ev){
				img_on(ev);
			});
			$(targetimg[j]).mouseout(function(ev){
				img_off(ev);
			});
		}else{
			var src=$(targetimg[j]).attr('src');
			var newsrc=src.replace("_off","_on");
			$(targetimg[j]).attr('src',newsrc);
			if(src.indexOf('.png',src.length-4) != -1){
			$(targetimg[j]).parent().parent().parent().attr('class','on');
			}
		}
	}
	
});

function img_on(ev){
	if($(ev.target).parent().attr('id')=="btns"){
		$(ev.target).attr('class','on');
	}else{
		var src=$(ev.target).attr('src');
		var newsrc=src.replace("_off","_on");
		$(ev.target).attr('src',newsrc);
		if(src.indexOf('.png',src.length-4) != -1){
		$(ev.target).parent().parent().parent().attr('class','on');
		}
	}
}

function img_off(ev){
	if($(ev.target).parent().attr('id')=="btns"){
		$(ev.target).attr('class','off');
	}else{
		var src=$(ev.target).attr('src');
		var newsrc=src.replace("_on","_off");
		$(ev.target).attr('src',newsrc);
		if(src.indexOf('.png',src.length-4) != -1){
		$(ev.target).parent().parent().parent().attr('class','off');
		}
	}	
}

function imgChng(imgSrc){
	$('#detail_pic dt img').attr('src',imgSrc);
}