Index: branches/5.3.x/core/admin_templates/incs/config_blocks.tpl
===================================================================
diff -u -N -r15677 -r16718
--- branches/5.3.x/core/admin_templates/incs/config_blocks.tpl	(.../config_blocks.tpl)	(revision 15677)
+++ branches/5.3.x/core/admin_templates/incs/config_blocks.tpl	(.../config_blocks.tpl)	(revision 16718)
@@ -36,6 +36,46 @@
 	<input type="hidden" id="<inp2:InputName field='$field'/>" name="<inp2:InputName field='$field'/>" value="<inp2:Field field='$field'/>"/>
 </inp2:m_DefineElement>
 
+<inp2:m_DefineElement name="config_edit_option_picker">
+		<option value="<inp2:m_param name='key'/>"><inp2:m_param name="option"/></option>
+</inp2:m_DefineElement>
+
+<inp2:m_DefineElement name="config_edit_picker">
+	<table style="width: 300px">
+		<tr>
+			<td>
+				<strong>
+					<inp2:m_phrase label="la_SelectedItems"/>
+				</strong>
+			</td>
+			<td>&nbsp;</td>
+			<td>
+				<strong>
+					<inp2:m_phrase label="la_AvailableItems"/>
+				</strong>
+			</td>
+		</tr>
+		<tr>
+			<td>
+				<select id="<inp2:InputName field='$field'/>_selected" tabindex="<inp2:m_get param='tab_index'/>" multiple="multiple" size="15" style="width: 200px">
+					<inp2:PredefinedOptions field="$field" block="config_edit_option_picker" selected="selected" selected_only="1"/>
+				</select>
+				<input type="hidden" id="<inp2:InputName field='$field'/>" name="<inp2:InputName field='$field'/>" value="<inp2:Field field='$field'/>"/>
+			</td>
+			<td align="center">
+				<input type="button" value="&nbsp;&laquo;&laquo;&nbsp;" onclick="move_selected('<inp2:InputName field='$field'/>_available', '<inp2:InputName field='$field'/>_selected'); select_sort('<inp2:InputName field='$field'/>_selected'); set_hidden_field('<inp2:InputName field='$field'/>', select_to_string('<inp2:InputName field='$field'/>_selected'));" class="button"><br>
+				<img src="img/s.gif" width="1" height="4" alt=""><br>
+				<input type="button" value="&nbsp;&raquo;&raquo;&nbsp;" onclick="move_selected('<inp2:InputName field='$field'/>_selected', '<inp2:InputName field='$field'/>_available'); select_sort('<inp2:InputName field='$field'/>_available'); set_hidden_field('<inp2:InputName field='$field'/>', select_to_string('<inp2:InputName field='$field'/>_selected'));" class="button">
+			</td>
+			<td>
+				<select id="<inp2:InputName field='$field'/>_available" tabindex="<inp2:m_get param='tab_index'/>" multiple="multiple" size="15" style="width: 200px">
+					<inp2:PredefinedOptions field="$field" block="config_edit_option_picker" selected="selected" unselected_only="1"/>
+				</select>
+			</td>
+		</tr>
+	</table>
+</inp2:m_DefineElement>
+
 <inp2:m_DefineElement name="config_edit_checkbox" field_class="">
 	<input type="hidden" id="<inp2:InputName field='$field'/>" name="<inp2:InputName field='$field'/>" value="<inp2:Field field='$field' db='db'/>">
 	<input tabindex="<inp2:m_get param='tab_index'/>" type="checkbox" id="_cb_<inp2:InputName field='$field'/>" name="_cb_<inp2:InputName field='$field'/>" <inp2:Field field="$field" checked="checked" db="db"/> class="<inp2:m_param name="field_class"/>" onclick="update_checkbox(this, document.getElementById('<inp2:InputName field="$field"/>'))">