Something

<window id="3">
	<defaultcontrol>20</defaultcontrol>
	<allowoverlay>no</allowoverlay>
	<controls>
		<include>Background</include>
<!-- Start List Containers -->

		<control type="image">
			<description>panel</description>
			<posx>-400</posx>
			<posy>0</posy>
			<height>576</height>
			<width>400</width>
			<texture>dialog-container.png</texture>
			<animation effect="slide" end="360,0" time="225">WindowOpen</animation>
			<animation effect="slide" start="360,0" time="225">WindowClose</animation>
		</control>

		<control type="image">
			<description>panel</description>
			<posx>720</posx>
			<posy>0</posy>
			<height>576</height>
			<width>400</width>
			<texture flipx="true">dialog-container.png</texture>
			<animation effect="slide" end="-360,0" time="225">WindowOpen</animation>
			<animation effect="slide" start="-360,0" time="225">WindowClose</animation>
		</control>

<!-- End List Containers -->

<!-- Left List -->
		<control type="list" id="20">
			<posx>10</posx>
			<posy>110</posy>
			<width>320</width>
			<height>356</height>
			<onleft>21</onleft>
			<onright>21</onright>
			<onup>20</onup>
			<ondown>20</ondown>
			<scrolltime>200</scrolltime>
			<itemlayout height="32">
			<texture>dialog-container.png</texture>
				<control type="label">
					<posx>2</posx>
					<posy>7</posy>
					<width>310</width>
					<height>22</height>
					<font>font13</font>
					<align>left</align>
					<include>button-nofocus-text</include>
					<include>selected-nofocus-text</include>
					<info>ListItem.Label</info>
				</control>
				<control type="label">
					<posx>310</posx>
					<posy>7</posy>
					<width>100</width>
					<height>22</height>
					<font>font13</font>
					<align>right</align>
					<include>button-nofocus-text</include>
					<include>selected-nofocus-text</include>
					<info>ListItem.Label2</info>
				</control>
			</itemlayout>
			<focusedlayout height="32">
				<control type="image">
					<width>320</width>
					<height>30</height>
					<posx>0</posx>
					<posy>4</posy>
					<texture>line.png</texture>
					<visible>Control.HasFocus(20)</visible>
					<include>object-color</include>
				</control>
				<control type="image">
					<width>320</width>
					<height>30</height>
					<posx>0</posx>
					<posy>4</posy>
					<texture>line.png</texture>
					<visible>!Control.HasFocus(20)</visible>
					<include>icon-nf-color</include>
				</control>
				<control type="label">
					<posx>0</posx>
					<posy>7</posy>
					<width>310</width>
					<height>22</height>
					<font>font13</font>
					<align>left</align>
					<include>main-text</include>
					<include>selected-text</include>
					<info>ListItem.Label</info>
				</control>
				<control type="label">
					<posx>310</posx>
					<posy>7</posy>
					<width>100</width>
					<height>22</height>
					<font>font13</font>
					<align>right</align>
					<include>main-text</include>
					<include>selected-text</include>
					<info>ListItem.Label2</info>
				</control>
			</focusedlayout>
			<animation effect="slide" end="-360,0" time="225">WindowClose</animation>
			<animation effect="slide" start="-360,0" time="225">WindowOpen</animation>
		</control>

<!-- Right List -->

		<control type="list" id="21">
			<posx>395</posx>
			<posy>110</posy>
			<width>320</width>
			<height>356</height>
			<onleft>20</onleft>
			<onright>20</onright>
			<onup>21</onup>
			<ondown>21</ondown>
			<scrolltime>200</scrolltime>
			<itemlayout height="32">
			<texture flipx="true">dialog-container.png</texture>
				<control type="label">
					<posx>2</posx>
					<posy>7</posy>
					<width>310</width>
					<height>22</height>
					<font>font13</font>
					<align>left</align>
					<include>button-nofocus-text</include>
					<include>selected-nofocus-text</include>
					<info>ListItem.Label</info>
				</control>
				<control type="label">
					<posx>310</posx>
					<posy>7</posy>
					<width>100</width>
					<height>22</height>
					<font>font13</font>
					<align>right</align>
					<include>button-nofocus-text</include>
					<include>selected-nofocus-text</include>
					<info>ListItem.Label2</info>
				</control>
			</itemlayout>
			<focusedlayout height="32">
				<control type="image">
					<width>320</width>
					<height>30</height>
					<posx>0</posx>
					<posy>4</posy>
					<texture>line.png</texture>
					<visible>Control.HasFocus(21)</visible>
					<include>object-color</include>
				</control>
				<control type="image">
					<width>320</width>
					<height>30</height>
					<posx>0</posx>
					<posy>4</posy>
					<texture>line.png</texture>
					<visible>!Control.HasFocus(21)</visible>
					<include>icon-nf-color</include>
				</control>
				<control type="label">
					<posx>0</posx>
					<posy>7</posy>
					<width>310</width>
					<height>22</height>
					<font>font13</font>
					<align>left</align>
					<include>main-text</include>
					<include>selected-text</include>
					<info>ListItem.Label</info>
				</control>
				<control type="label">
					<posx>310</posx>
					<posy>7</posy>
					<width>100</width>
					<height>22</height>
					<font>font13</font>
					<align>right</align>
					<include>main-text</include>
					<include>selected-text</include>
					<info>ListItem.Label2</info>
				</control>
			</focusedlayout>
			<animation effect="slide" end="360,0" time="225">WindowClose</animation>
			<animation effect="slide" start="360,0" time="225">WindowOpen</animation>
		</control>
		<include>Shutters</include>
	</controls>
</window>