--- loncom/xml/scripttag.pm	2006/12/20 22:41:59	1.139
+++ loncom/xml/scripttag.pm	2007/01/23 21:28:41	1.140
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # <script> definiton
 #
-# $Id: scripttag.pm,v 1.139 2006/12/20 22:41:59 albertel Exp $
+# $Id: scripttag.pm,v 1.140 2007/01/23 21:28:41 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -126,6 +126,8 @@ sub start_script {
 	    my $end_page =
 		&Apache::loncommon::end_page({'js_ready' => 1,});
 
+	    $uname =~s/\W//g;
+	    $udom  =~s/\W//g;
 	    $result.="<script type=\"text/javascript\">
 // <![CDATA[
     function LONCAPA_scriptvars_".$uname."_".$udom."_"."$Apache::lonxml::curdepth() {newWindow=open('','new_W','width=500,height=500,scrollbars=1,resizable=yes');newWindow.$windowopen;newWindow.document.writeln('$start_page<pre>";