diff --git a/include/tw/cis_menu_main.inc.php b/include/tw/cis_menu_main.inc.php
index 2b52f9d7d..d7dea2a17 100644
--- a/include/tw/cis_menu_main.inc.php
+++ b/include/tw/cis_menu_main.inc.php
@@ -116,10 +116,12 @@
 			  		<td class="tdwidth10" nowrap>&nbsp;</td>
 					<td class="tdwrap"><a class="Item" href="private/lvplan/index.php" target="content"><img src="../skin/images/menu_item.gif" alt="menu item" width="7" height="9">&nbsp;LV-Plan</a></td>
 				</tr>
+<!--
 			  	<tr>
 			  		<td class="tdwidth10" nowrap>&nbsp;</td>
 					<td class="tdwrap"><a class="Item" href="http://valar.technikum-wien.at" target="_blank"><img src="../skin/images/menu_item.gif" alt="menu item" width="7" height="9">&nbsp;Dynamic Power Trainer</a></td>
 				</tr>
+-->
 	    	  	<tr>
 			  		<td class="tdwidth10" nowrap>&nbsp;</td>
 					<td class="tdwrap"><a class="Item" href="private/lehre/softgrid.php"  target="content"><img src="../skin/images/menu_item.gif" alt="menu item" width="7" height="9">&nbsp;Software f&uuml;r Lehre</a></td>