点击显示更多按钮的显示与隐藏

app/views/users/_user_activities.html.erb

@@ -61,4 +61,7 @@
     <% end %>
 <% end %>
 <input type="hidden" value="<%= page%>"/>
-<%= link_to "点击展开更多",user_activities_path(@user.id,:type => type),:id => "show_more_activities",:remote => "true",:class => "loadMore mt10 f_grey"%>
+<% if user_activities.count == 10%>
+    <%= link_to "点击展开更多",user_activities_path(@user.id,:type => type),:id => "show_more_activities",:remote => "true",:class => "loadMore mt10 f_grey"%>
+<% end%>
+

app/views/users/show.js.erb

@@ -1,4 +1,2 @@
 $("#show_more_activities").replaceWith("<%= escape_javascript( render :partial =>  'users/user_activities',:locals => {:user_activities => @user_activities, :page => @page,:type => @type} )%>");
-<% if @user_activities.count < 10%>
-$("#show_more_activities").hide();
-<% end%>
+