--- loncom/html/adm/help/tex/Docs_Adding_External_Resource.tex	2018/05/29 19:33:57	1.10
+++ loncom/html/adm/help/tex/Docs_Adding_External_Resource.tex	2019/05/02 02:36:00	1.11
@@ -5,6 +5,11 @@ can be displayed in a LON-CAPA course, w
 inline menu including navigation controls, and links/icons), by adding an
 External Resource to the course.
 
+If the external server has been configured to disallow display of the 
+content within another page, LON-CAPA will simply display a link to
+the external web page instead of showing the page's content
+immediately below the standard LON-CAPA interface elements.  
+
 \begin{enumerate}
 
 \item Select \textbf{Course Editor} on the Inline Menu or 
@@ -18,7 +23,7 @@ click \fbox{External}. Next click on
 \textbf{External Resource}.
 \item Type in the title of the web resource you wish to add in the \textbf{Title} text box.
 \item Type in the URL of the web resource in the \textbf{URL} text box.
-\item Click the \fbox{Preview} button to see if the web resource is in the frame below the entry fields.
+\item Click the \fbox{Preview} button to display the external web page in a pop-up window.
 \item Click the \fbox{Add Link} button to add the web resource to the course.
 
 \end{enumerate}