--- loncom/html/adm/help/tex/Calling_Functions.tex	2002/07/05 16:12:31	1.1
+++ loncom/html/adm/help/tex/Calling_Functions.tex	2004/05/10 14:27:33	1.3
@@ -1,9 +1,12 @@
+\label{Calling_Functions}
 
 With variables, you can store strings or numbers. \textbf{Functions} allow
 you to manipulate these strings or numbers. Functions work like mathematical
 functions: They take some number of arguments in, and return one argument,
 usually a number or a string for our purposes. There are a lot of functions
-available in LON-CAPA. You can see a complete list at http://mileva.lite.msu.edu/loncapadocs/homework/homework5.html.
+available in LON-CAPA. You can see a complete list at
+\ref{all functions table}.
+
 For now, let's just look at some simple examples.
 
 %