====== MouseWheel ======
Emulates a mouse wheel scrolling.
===== Syntax =====
<code pascal>procedure MouseWheel(aDeltaX: integer; aDeltaY: integer);</code>
==== Parameters ====
===== Notes =====
  * **//aDeltaX//** 
    * //type:// integer
    * //functions:// number of pixels to scroll horizontally
  * **//aDeltaY//** 
    * //type:// integer
    * //functions:// number of pixels to scroll vertically
===== Examples =====
  -<code pascal>LoadURI('habrahabr.ru');
for var i:=0 to 9 do
   begin
      MouseWheel(0,-100);
      Wait(200);
   end;</code>