diff --git a/app/views/admin/announcements/_form_link.html.erb b/app/views/admin/announcements/_form_link.html.erb
index 461a3fc..a0e997a 100644
--- a/app/views/admin/announcements/_form_link.html.erb
+++ b/app/views/admin/announcements/_form_link.html.erb
@@ -1,6 +1,7 @@
 <div class="input-prepend input-append start-line">
+  <% url_id = "#{f.object_name.gsub(/[\[\]]+/, '_')}url" %>
   <span class="add-on icons-link" title="<%= t(:url) %>"></span>
-  <%= f.text_field :url, class: "input-large", placeholder: t(:url) %>
+  <%= f.text_field :url, class: "input-large", placeholder: t(:url), id: url_id %>
   <span class="add-on icons-pencil" title="<%= t(:url_alt) %>"></span>
   <span class="tab-content">
     <% @site_in_use_locales.each_with_index do |locale, i| %>
@@ -23,4 +24,14 @@
       <%= f.hidden_field :_destroy, :value => nil, :class => 'should_destroy' %>
     </span>
   <% end %>
+  <script type="text/javascript">
+    $('#<%=url_id%>').on('paste', function(e){
+      var pastedData = e.originalEvent.clipboardData.getData('text');
+      var _this = $(this);
+      pastedData = pastedData.replace(new RegExp('^http(s|)://' + window.location.host), '');
+      window.setTimeout(function(){
+        _this.val(pastedData);
+      }, 0);
+    });
+  </script>
 </div>