(PHP 5 <= 5.3.0, PECL ming SVN)
SWFDisplayItem::skewXTo — Sets the X-skew
$degrees
   )This function is EXPERIMENTAL. The behaviour of this function, its name, and surrounding documentation may change without notice in a future release of PHP. This function should be used at your own risk.
   swfdisplayitem::skewxto() sets the
    x-skew to degrees. For degrees
    is  1.0, it means a 45-degree forward slant. More is more forward, 
    less is more backward.
  
The object may be a swfshape(), a swfbutton(), a swftext() or a swfsprite() object. It must have been added using the swfmovie::add().
No value is returned.