moved stylesheets and javascripts to assets

app/assets/javascripts/comments.js

@@ -0,0 +1,38 @@
+(function() {
+  Danbooru.Comment = {};
+  
+  Danbooru.Comment.initialize_all = function() {
+    $("div.dtext-preview").hide();
+    this.initialize_response_link();
+    this.initialize_preview_button();
+  }
+  
+  Danbooru.Comment.initialize_response_link = function() {
+    $("a.expand-comment-response").click(function(e) {
+      e.preventDefault();
+      $(e.target).closest("div.new-comment").find("form").show();
+      $(e.target).hide();
+    });
+    
+    $("div.new-comment form").hide();
+  }
+  
+  Danbooru.Comment.initialize_preview_button = function() {
+    $("div.new-comment input[type=submit][value=Preview]").click(function(e) {
+      e.preventDefault();
+      $.ajax("/dtext/preview", {
+        type: "post",
+        data: {
+          body: $(e.target).closest("form").find("textarea").val()
+        },
+        success: function(data) {
+          $(e.target).closest("div.new-comment").find("div.comment-preview").show().html(data);
+        }
+      });
+    });
+  }
+})();
+
+$(document).ready(function() {
+  Danbooru.Comment.initialize_all();
+});