var staffblog = 0;
var blogurl = 'http://blog.maruhans.net/';

$(function(){
	//select top one
	$("#prefecture").val(0);
	
	$("#prefecture").change(function(){
		
		var pvalue = $("#prefecture").val();
		
		//initialize #hall
		$("#hall").html("");
		$("#hall").append($('<option>').attr({
			value: 0,
			selected: 'selected'
			}).text('-')
		);
		
		//input jsondata(hall.halllist)
		for(var i in hall.halllist){
			if(pvalue == hall.halllist[i].p_code){
				$("#hall").append($('<option>').attr({
					value: hall.halllist[i].code
					}).text(hall.halllist[i].name)
				);
			}
		}
		
		//select top one
		$("#hall").val(0);
		//img 
		var isrc =  $('#readblog img').attr('src');
		if(!isrc.match(/^([^.]+)_on\.(jpg|gif)$/)){
			isrc = isrc.replace(/^([^.]+)\.(jpg|gif)$/, '$1_on\.$2');
			$('#readblog a').removeAttr('href');
			$('#readblog a img').attr({src: isrc});
		}
		
		//add event
		$("#hall").change(function(i){
			var hflag = true;
			
			staffblog = $(this).val();
			if(staffblog != 0 && hflag){
				
				var isrc =  $('#readblog img').attr('src');
				isrc = isrc.replace(/^([^.]+)\_on\.(jpg|gif)$/, '$1\.$2');
				
				if($('#readblog img')){
					$('#readblog a').attr({href: blogurl+staffblog});
					$('#readblog a img').attr({src: isrc});
				}
				hflag = false;
			}else{
				var isrc =  $('#readblog img').attr('src');
				if(!isrc.match(/^([^.]+)_on\.(jpg|gif)$/)){
					isrc = isrc.replace(/^([^.]+)\.(jpg|gif)$/, '$1_on\.$2');
					
					$('#readblog a').removeAttr('href');
					$('#readblog a img').attr({src: isrc});
				}
			}
			
		});
		
		
	});
});