fix bug

apps/home/Tpl/default/Home/exams_w3g.html

@@ -87,7 +87,7 @@
 							</div>
 						</div>
 						<div class="class_right layout_center">
-							<div v-if="item.price == 0|| item.is_buy" class="button_green layout_center">下载试题</div>
+							<div v-if="item.price == 0|| item.is_buy"  @click="onDownload(item)"  class="button_green layout_center">下载试题</div>
 							<div @click="onPay(item)" v-else-if="item.price > 0" class="button_orange layout_center">¥{{item.price}}</div>
 						</div>
 					</div>
@@ -248,6 +248,10 @@
 				})
 			},
 
+			onDownload: function(item){
+				window.location.href = item.attach;
+			},
+
 			onTopTab: function(tab) {
 				if(this.tab == 0) {
 					this.loadZhenti()
@@ -327,7 +331,8 @@
 									count: r.questions_count,
 									time: r.reply_time,
 									person: r.exams_user + "已做",
-									is_buy: r.is_buy
+									is_buy: r.is_buy,
+									attach: r.attach
 								}
 							}))
 							if(that.condition.length == 0) {