Index: openacs-4/packages/acs-templating/tcl/tag-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-templating/tcl/tag-procs.tcl,v
diff -u -r1.9 -r1.10
--- openacs-4/packages/acs-templating/tcl/tag-procs.tcl	28 Aug 2003 09:41:45 -0000	1.9
+++ openacs-4/packages/acs-templating/tcl/tag-procs.tcl	31 Jan 2005 21:03:19 -0000	1.10
@@ -161,18 +161,18 @@
         append condition "\[empty_string_p $arg1\]"
       } else {
         # substitute array variables
-        regsub {^"@([a-zA-z0-9_]+)\.([a-zA-z0-9_]+)@"$} $arg1 {\1(\2)} arg1
+        regsub {^"@([a-zA-Z0-9_]+)\.([a-zA-Z0-9_.]+)@"$} $arg1 {\1(\2)} arg1
         # substitute regular variables
-        regsub {^"@([a-zA-z0-9_:]+)@"$} $arg1 {\1} arg1
+        regsub {^"@([a-zA-Z0-9_:]+)@"$} $arg1 {\1} arg1
         append condition "\[template::util::is_nil $arg1\]"
       }
       set next $i
     }
 
     defined {
       # substitute variable references
-      regsub {^"@([a-zA-z0-9_]+)\.([a-zA-z0-9_]+)@"$} $arg1 {\1(\2)} arg1
-      regsub {^"@([a-zA-z0-9_:]+)@"$} $arg1 {\1} arg1
+      regsub {^"@([a-zA-Z0-9_]+)\.([a-zA-Z0-9_.]+)@"$} $arg1 {\1(\2)} arg1
+      regsub {^"@([a-zA-Z0-9_:]+)@"$} $arg1 {\1} arg1
       append condition "\[info exists $arg1\]"
       set next $i
     }