forum previews working

public/javascripts/src/app/application.js

@@ -3,7 +3,7 @@ $(document).ready(function() {
   //   $("#upgrade-account").hide();
   //   Cookie.put('hide-upgrade-account', '1', 7);
   // });
-
+  
   // Table striping
   $("table.striped tbody tr:even").addClass("even");
   $("table.striped tbody tr:odd").addClass("odd");

public/javascripts/src/app/comments.js

@@ -2,7 +2,7 @@
   Danbooru.Comment = {};
   
   Danbooru.Comment.initialize_all = function() {
-    $("#c-comments div.dtext-preview").hide();
+    $("div.dtext-preview").hide();
     this.initialize_response_link();
     this.initialize_preview_button();
   }

public/javascripts/src/app/forum_posts.js

@@ -0,0 +1,35 @@
+(function() {
+  Danbooru.ForumPost = {};
+  
+  Danbooru.ForumPost.initialize_all = function() {
+    $("#c-forum-topics #preview").hide();
+    
+    this.initialize_preview_link();
+  }
+  
+  Danbooru.ForumPost.initialize_preview_link = function() {
+    $("#c-forum-topics #preview a[name=toggle-preview]").click(function() {
+      $("#preview").toggle();
+      $("#dtext-help").toggle();
+    });
+    $("#c-forum-topics input[value=Preview]").click(function(e) {
+      e.preventDefault();
+      $.ajax({
+        type: "post",
+        url: "/dtext/preview",
+        data: {
+          body: $("#forum_post_body").val()
+        },
+        success: function(data) {
+          $("#dtext-help").hide();
+          $("#preview").show();
+          $("#preview .content").html(data);
+        }
+      });
+    });
+  }
+})();
+
+$(document).ready(function() {
+  Danbooru.ForumPost.initialize_all();
+});