fix bug

apps/home/Tpl/default/Home/collect_w3g.html

@@ -80,6 +80,12 @@
 			}, 'json');
 		},
 		methods: {
+			onTab: function(tab) {
+				this.tab = tab
+			},
+			onLoad: function() {
+				let that = this
+			},
 			onShow: function(item) {
 				let url = "/course/"+item.video_info.id+".html"
 				window.location.href = url;