code: function() {
              var me = this,
                  offsetParent = me.dom.offsetParent,
                  x = me.getStyle('left');
  
              if (!x || x === 'auto') {
                  x = 0;
              } else if (me.pxRe.test(x)) {
                  x = parseFloat(x);
              } else {
                  x = me.getX();
                  if (offsetParent) {
                      x -= Element.getX(offsetParent);
                  }
              }
  
              return x;
          }
docs: Gets the local CSS X position for the element
  
  @return {Number}