把示例项目和帮助文档指向在线ShowDoc同时删除本地默认数据

Application/Home/View/Index/index.html

@@ -48,8 +48,8 @@
 			</small>
 		</p> -->
 		<p class="text-center">
-			<a class="btn btn-primary  btn-large" href="{:U('Home/item/show?item_id=2')}" target="_blank">Demo</a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
-			<a class="btn  btn-large" href="{:U('Home/item/show?item_id=3')}" target="_blank" >帮助教程&nbsp;<i class="icon-circle-arrow-right"></i></a>
+			<a class="btn btn-primary  btn-large" href="http://doc.star7th.com/index.php?s=/2" target="_blank">Demo</a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
+			<a class="btn  btn-large" href="http://doc.star7th.com/index.php?s=/3" target="_blank" >帮助教程&nbsp;<i class="icon-circle-arrow-right"></i></a>
 		</p>
 
       <hr>