Added comments to Js for help button - some old browsers will try to

parse it :(

lib/python/HelpSys/button.dtml

 <div align="right">
 <SCRIPT LANGUAGE="JavaScript">
+<!--
   function openHelpWindow(url) { 
     helpWindow = window.open(url,"zope_help","width=600,height=500,menubar=yes,toolbar=yes,scrollbars=yes,resizable=yes"); 
     helpWindow.focus();
 	return false;
   } 
+//-->
 </SCRIPT>
 <font face="Verdana, Arial, Helvetica" size="1">
-<FORM ACTION="<dtml-var absolute_url>" METHOD="get" target="zope_help" onSubmit="return openHelpWindow('<dtml-var absolute_url>?help_url=<dtml-var helpURL>');">
+<FORM ACTION="<dtml-var absolute_url>" METHOD="get" target="zope_help" 
+ onSubmit="return openHelpWindow('<dtml-var absolute_url>?help_url=<dtml-var helpURL>');">
 <input type="hidden" name="help_url" value="<dtml-var helpURL>">
 <input type="submit" name="submit" value=" Help ">
 </FORM>
 </font>
-</div>
\ No newline at end of file
+</div>
+