var areaArr = new Array('市内全域','中心部','東部地区');

function page(num){
	$(".sector").each(function(){
		if($(this).attr("num") == num){
			//$(this).css("display","block");
			$(this).fadeIn("slow");
		}else{
			$(this).css("display","none");
		}
	});
}

function areaSelect(area){
	if(area){
		location.href = location.pathname+'?area='+encodeURI(area);
	}else{
		return false;
	}
}
$(function(){
	var area = '';
	var str = '';

	var thisURI = location.href;
	var param = thisURI.split("?");
	if(param[1]){
		var p = param[1];
		var pa = p.split("=");
		area = decodeURI(pa[1]);
	}
	for(i=0;i<areaArr.length;i++){
		if(areaArr[i] == '市内全域' && area == ''){
			str += '<input type="radio" name="area" id="'+areaArr[i]+'" value="'+areaArr[i]+'" checked="checked"><label for="'+areaArr[i]+'"><a>'+areaArr[i]+'</a></label>　';
		}else if(area == areaArr[i]){
			str += '<input type="radio" name="area" id="'+areaArr[i]+'" value="'+areaArr[i]+'" checked="checked"><label for="'+areaArr[i]+'"><a>'+areaArr[i]+'</a></label>　';
		}else{
			str += '<input type="radio" name="area" id="'+areaArr[i]+'" value="'+areaArr[i]+'" onclick="areaSelect(this.id);return false;"><label for="'+areaArr[i]+'"><a>'+areaArr[i]+'</a></label>　';
		}
	}

	$("#areaSelector").html(str);

});