Index: /CKEditor/trunk/CHANGES.html
===================================================================
--- /CKEditor/trunk/CHANGES.html	(revision 3769)
+++ /CKEditor/trunk/CHANGES.html	(revision 3770)
@@ -45,5 +45,6 @@
 		Fixed issues:</p>
 	<ul>
-		<li>&nbsp;</li>
+		<li><a href="http://dev.fckeditor.net/ticket/3819">#3819</a> : The cursor was not visible
+			when applying style to collapsed selections in Firefox 2.</li>
 	</ul>
 	<h3>
Index: /CKEditor/trunk/_source/plugins/selection/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/selection/plugin.js	(revision 3769)
+++ /CKEditor/trunk/_source/plugins/selection/plugin.js	(revision 3770)
@@ -856,5 +856,18 @@
 					var range = ranges[ i ];
 					var nativeRange = this.document.$.createRange();
-					nativeRange.setStart( range.startContainer.$, range.startOffset );
+					var startContainer = range.startContainer;
+
+					// In FF2, if we have a collapsed range, inside an empty
+					// element, we must add something to it otherwise the caret
+					// will not be visible.
+					if ( range.collapsed &&
+						( CKEDITOR.env.gecko && CKEDITOR.env.version < 10900 ) &&
+						startContainer.type == CKEDITOR.NODE_ELEMENT &&
+						!startContainer.getChildCount() )
+					{
+						startContainer.appendText( '' );
+					}
+
+					nativeRange.setStart( startContainer.$, range.startOffset );
 					nativeRange.setEnd( range.endContainer.$, range.endOffset );