jQuery 1.0.2

                    if ( z.o.hide ) 
                        y.display = 'none';

                    // Reset the property, if the item has been hidden
                    if ( z.o.hide ) {
                        for ( var p in z.el.curAnim ) {
                            if (p == "opacity" && jQuery.browser.msie)
                                jQuery.attr(y, p, z.el.orig[p]);
                            else
                                y[ p ] = z.el.orig[p] + "px";

                            // set its height and/or width to auto
                            if ( p == 'height' || p == 'width' )
                                jQuery.setAuto( z.el, p );
                        }
                    }
                }

                // If a callback was provided, execute it