ass="label"> Parameters </span><table cellpadding="0" cellspacing="0" border="0"><tr><td width="20px"></td><td><code><span class="label">Index</span>:String</code> (default = <code>y</code>)<code></code> &mdash; The <code>String</code> name of the member variable you want to sort on.  Default value is "y".
		 </td></tr><tr><td class="paramSpacer">&nbsp;</td></tr><tr><td width="20px"></td><td><code><span class="label">Order</span>:int</code> (default = <code>NaN</code>)<code></code> &mdash; A <code>FlxGroup<