White space changes and adding thanks statement to header comment

jquery.mousewheel.js

@@ -3,6 +3,7 @@
  *
  * Thanks to: http://adomas.org/javascript-mouse-wheel/ for some pointers.
  * Thanks to: Mathias Bank(http://www.mathias-bank.de) for a scope bug fix.
+ * Thanks to: Seamus Leahy for adding deltaX and deltaY
  *
  * Version: 3.0.3-pre
  * 
@@ -43,8 +44,7 @@ $.fn.extend({
 
 
 function handler(event) {
-	var orgEvent = event;
-    var args = [].slice.call( arguments, 1 ), delta = 0, returnValue = true, deltaX = 0, deltaY = 0;
+    var orgEvent = event, args = [].slice.call( arguments, 1 ), delta = 0, returnValue = true, deltaX = 0, deltaY = 0;
     
     event = $.event.fix(event || window.event);
     event.type = "mousewheel";