--- loncom/interface/lonmenu.pm	2018/04/14 17:52:43	1.486
+++ loncom/interface/lonmenu.pm	2018/04/15 00:28:07	1.487
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to control the menu
 #
-# $Id: lonmenu.pm,v 1.486 2018/04/14 17:52:43 raeburn Exp $
+# $Id: lonmenu.pm,v 1.487 2018/04/15 00:28:07 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2053,6 +2053,11 @@ sub utilityfunctions {
 
     my $countdown = &countdown_toggle_js();
 
+    my $ltitarget;
+    if ($env{'request.lti.login'}) {
+        $ltitarget = $env{'request.lti.target'};
+    }
+
     my $hostvar = '
 function setLCHost() {
     var lcHostname="";
@@ -2149,7 +2154,12 @@ function golist(url) {
        currentURL = null;
        currentSymb= null;
        var lcHostname = setLCHost();
-       top.location.href=lcHostname+url;
+       var ltitarget = '$ltitarget';
+       if (ltitarget == 'iframe') {
+           document.location.href=lcHostname+url;
+       } else {
+           top.location.href=lcHostname+url;
+       }
    }
 }
 
@@ -2243,15 +2253,20 @@ ENDSERVERFORM
 }
 
 sub constspaceform {
+    my ($target,$printtarget);
+    unless (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) {
+        $target = ' target="_top"';
+        $printtarget = ' target="_parent"';
+    }
     return(<<ENDCONSTSPACEFORM);
-<form name="constspace" action="/adm/logout" method="post" target="_top">
+<form name="constspace" action="/adm/logout" method="post"$target>
 <input type="hidden" name="filename" value="" />
 </form>
-<form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
+<form name="cstrdelete" action="/adm/cfile" method="post"$target>
 <input type="hidden" name="action" value="delete" /> 
 <input type="hidden" name="filename" value="" />
 </form>
-<form name="cstrprint" action="/adm/printout" target="_parent" method="post">
+<form name="cstrprint" action="/adm/printout" method="post"$printtarget>
 <input type="hidden" name="postdata" value="" />
 <input type="hidden" name="curseed" value="" />
 <input type="hidden" name="problemtype" value="" />