fix similar button for post/show

app/assets/javascripts/posts.js

@@ -19,6 +19,7 @@
       this.initialize_post_sections();
       this.initialize_post_image_resize_links();
       this.initialize_post_image_resize_to_window_link();
+      this.initialize_similar();
       this.place_jlist_ads();
       
       if (Danbooru.meta("always-resize-images") === "true") {
@@ -27,6 +28,26 @@
     }
   }
   
+  Danbooru.Post.initialize_similar = function() {
+    $("#similar-button").click(function(e) {
+      var old_source_name = $("#post_source").attr("name");
+  		var old_target = $("#form").attr("target");
+  		var old_action = $("#form").attr("action");
+
+  		$("#post_source").attr("name", "url");
+  		$("#form").attr("target", "_blank");
+  		$("#form").attr("action", "http://danbooru.iqdb.org/");
+
+      $("#form").trigger("submit");
+
+  		$("#post_source").attr("name", old_source_name);
+  		$("#form").attr("target", old_target);
+  		$("#form").attr("action", old_action);
+  		
+  		e.preventDefault();
+    });
+  }
+  
   Danbooru.Post.initialize_shortcuts = function() {
     $(document).bind("keydown./", function(e) {
       $("#tags").trigger("focus"); 

app/assets/javascripts/uploads.js

@@ -21,7 +21,7 @@
   		$("#form").attr("target", "_blank");
   		$("#form").attr("action", "http://danbooru.iqdb.org/");
 
-  		$("form").trigger("submit");
+      $("#form").trigger("submit");
 
   		$("#upload_source").attr("name", old_source_name);
   		$("#upload_file").attr("name", old_file_name);

app/views/posts/partials/show/_edit.html.erb

@@ -4,7 +4,7 @@
   </div>
 <% end %>
 
-<%= form_for(post, :html => {:class => "simple_form"}) do |f| %>
+<%= form_for(post, :html => {:class => "simple_form", :id => "form"}) do |f| %>
   <%= f.hidden_field :old_tag_string, :value => post.tag_string %>
 
   <div class="input">