diff --git a/rails/app/models/release.rb b/rails/app/models/release.rb
index 49bec74..ce025ad 100644
--- a/rails/app/models/release.rb
+++ b/rails/app/models/release.rb
@@ -14,7 +14,7 @@ class Release < ActiveRecord::Base
 				if g_releases[release.release_group].nil?
 					g_releases[release.release_group] = {}
 				end
-				g_releases[release.release_group][release.id] = release
+				g_releases[release.release_group] << release
 			end
 			return g_releases
 		end
diff --git a/rails/app/models/track.rb b/rails/app/models/track.rb
new file mode 100644
index 0000000..9533bd8
--- /dev/null
+++ b/rails/app/models/track.rb
@@ -0,0 +1,59 @@
+class Track < ActiveRecord::Base
+	set_table_name 'musicbrainz.bh_track'
+	
+	@@bad_names = [
+		'[silence]'
+	]
+	
+	def self.getReleaseTracks(release_ids, group_by_release = false)
+	
+		tracks = Track
+			.all(:conditions => ['release_id IN(?)', release_ids], :order => 'release_id ASC, position ASC')
+			.map{|track| track.length = (track.length /= 1000).round; track}
+		
+		if group_by_release
+			g_tracks = {}
+			tracks.each do |track|
+				if g_tracks[track.release_id].nil?
+					g_tracks[track.release_id] = {}
+				end
+				g_tracks[track.release_id][track.id] = track
+			end
+			return g_tracks
+		end
+		
+		tracks
+	end
+	
+	def self.getUniqueReleaseTracks(release_ids)
+		tracks = self.getReleaseTracks(release_ids, true)
+		
+		unique_tracks = []
+		track_list = {
+			'album'	=> [],
+			'bonus'		=> []
+		}
+		
+		tracks.shift[1].each do |track|
+			unless @@bad_names.include?(track[1].name)
+				track_list['album'] << track[1]
+				unique_tracks << self.clearName(track[1].name)
+			end
+		end
+		
+		tracks.each do |group|
+			group.each do |track|
+				unless @@bad_names.include?(track[1].name) && unique_tracks.include?(self.clearName(track[1].name))
+					track_list['bonus'] << track[1]
+					unique_tracks << self.clearName(track[1].name)
+				end
+			end
+		end
+		
+		track_list
+	end
+	
+	def self.clearName(name)
+		name.gsub('&', 'and').gsub(/[^a-z0-9]/, '').downcase
+	end
+end