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js/tidings.js

			$('.btnModel').removeAttr("disabled");
		}
	})
	function ci(e) {
			var elem = e.target;
			if(elem.tagName.toLowerCase() === 'img') {
				var $this = $(elem);
					$this.attr("src", "/images/default-photo.jpg");
				
			}
		}
	document.addEventListener("error", ci, true /*指定事件处理函数在捕获阶段执行*/ );
	/*切换*/
	$(".list_body").on("click", ".list_item", function() {
		$(this).addClass("active").siblings().removeClass("active");