diff --git a/popbox.js b/popbox.js
index 9c3cfb2..bb517ce 100644
--- a/popbox.js
+++ b/popbox.js
@@ -15,10 +15,10 @@
         event.preventDefault();
 
         var pop = $(this);
-        var box = $(this).parent().find(settings['box']);
+        var box = $(this).parent().find(settings.box);
 
-        box.find(settings['arrow']).css({'left': box.width()/2 - 10});
-        box.find(settings['arrow_border']).css({'left': box.width()/2 - 10});
+        box.find(settings.arrow).css({'left': box.width()/2 - 10});
+        box.find(settings.arrow_border).css({'left': box.width()/2 - 10});
 
         if(box.css('display') == 'block'){
           methods.close();
@@ -28,7 +28,7 @@
       },
 
       close: function(){
-        $(settings['box']).fadeOut("fast");
+        $(settings.box).fadeOut("fast");
       }
     };
 
@@ -39,19 +39,19 @@
     });
 
     $(document).bind('click', function(event){
-      if(!$(event.target).closest(settings['selector']).length){
+      if(!$(event.target).closest(settings.selector).length){
         methods.close();
       }
     });
 
     return this.each(function(){
-      $(this).css({'width': $(settings['box']).width()}); // Width needs to be set otherwise popbox will not move when window resized.
-      $(settings['open'], this).bind('click', methods.open);
-      $(settings['open'], this).parent().find(settings['close']).bind('click', function(event){
+      $(this).css({'width': $(settings.box).width()}); // Width needs to be set otherwise popbox will not move when window resized.
+      $(settings.open, this).bind('click', methods.open);
+      $(settings.open, this).parent().find(settings.close).bind('click', function(event){
         event.preventDefault();
         methods.close();
       });
     });
-  }
+  };
 
 }).call(this);