Removed superfluous 'tracks' directory at the root of the repository.

Testing commits to github.

vendor/plugins/unobtrusive_javascript/lib/ujs/behaviour_script.rb

@@ -0,0 +1,58 @@
+class UJS::BehaviourScript
+  attr_reader :rules
+  attr_writer :reapply_after_ajax
+  
+  def initialize(cache=false, reapply_after_ajax=true)
+    @rules, @cache, @reapply_after_ajax = [], cache, reapply_after_ajax
+  end
+  
+  def add_rule(selector, javascript, cancel_default=false)
+    javascript = javascript << cancel_default_js if cancel_default
+    @rules << [selector, javascript] unless rule_exists(selector, javascript)
+  end
+  
+  def cache?
+    @cache
+  end
+  
+  def enable_cache
+    @cache = true
+  end
+  
+  def reapply_after_ajax?
+    @reapply_after_ajax
+  end
+  
+  # Renders behaviour block and option JavaScript.
+  def to_s
+    (@rules && !@rules.empty?) ? "Event.addBehavior({\n#{rule_js}\n});" + option_js : ''
+  end
+  
+  # Uses behaviour script converter to conver to a hash for session storage
+  def to_hash
+    UJS::BehaviourScriptConverter.convert_to_hash(self)
+  end
+  
+  protected  
+    # Renders a collection of behaviour rules in javascript format
+    def rule_js
+      @rules.uniq.collect { |sel, js| behaviour_rule(sel, js) }.join(",\n")
+    end
+  
+    # Renders behaviour rule javascript for the behaviours file
+    def behaviour_rule(selector, behaviour)
+      "\"#{selector}\": function(event) {\n#{behaviour}\n}"
+    end
+  
+    def option_js
+      reapply_after_ajax? ? '' : "\nEvent.addBehavior.reapplyAfterAjax = false;"
+    end
+    
+    def cancel_default_js
+      " return false;"
+    end
+    
+    def rule_exists(selector, javascript)
+      @rules.detect{|r| r[0] == selector && r[1] == javascript} != nil
+    end
+end