Makes the onclick handler have a "this" that is the useful star element.

raty.diff

diff --git a/js/jquery.raty.js b/js/jquery.raty.js
index cefc128..7b09b81 100755
--- a/js/jquery.raty.js
+++ b/js/jquery.raty.js
@@ -140,7 +140,7 @@
                                .live('click', function() {
                                        $('input#' + containerId + '-score').val(0);
                                        if (onClick) { 
-                                 onClick(0);
+                                 onClick.apply($this, [0]);
                                }
                                });
                        } else {
@@ -162,7 +162,7 @@
                        .live('click', function() {
                                $('input#' + containerId + '-score').val(this.alt);
                                if (onClick) { 
-                         onClick(this.alt);
+                         onClick.apply($this, [this.alt]);
                        }
                        });
 
@@ -241,7 +241,7 @@
                var star = (score >= options.number) ? options.number : score;
                initialize(star);
                if (options.onClick) {
-                       options.onClick(star);
+                       options.onClick.apply($this, [star]);
                } else {
                        debug('You should add the "onClick: function() {}" option.');
                }

Hi Jonsson,

I didn't know about the "apply", it's cool.
Feel free to other contributions, I would be very happy.

Thank you. (: