Index: lams_central/web/includes/javascript/groupDisplay.js
===================================================================
diff -u -re3d9b5058708c037f27b31cdd1d83fe15a7d8a95 -r48ff10930144a6b8fb7a6f43130d961aa904d4f0
--- lams_central/web/includes/javascript/groupDisplay.js	(.../groupDisplay.js)	(revision e3d9b5058708c037f27b31cdd1d83fe15a7d8a95)
+++ lams_central/web/includes/javascript/groupDisplay.js	(.../groupDisplay.js)	(revision 48ff10930144a6b8fb7a6f43130d961aa904d4f0)
@@ -172,10 +172,10 @@
 	// if it was just created
 	if (dialog) {
 		// tell the dialog contents that it was resized
-		dialog.closest('.ui-dialog').on('resizestop', function(event, ui){
+		dialog.closest('.ui-dialog').on('resizestop dialogextendmaximize dialogextendrestore', function(){
 			var frame = $('iframe', dialog)[0],
 				win = frame.contentWindow || frame.contentDocument;
-			win.resizeSequenceCanvas(ui.size.width, ui.size.height);
+			win.resizeSequenceCanvas(dialog.width() - 10, dialog.height() - 10);
 		});
 		dialog.dialog('open');
 	}