Index: typo3/sysext/rtehtmlarea/htmlarea/htmlarea-gecko.js
===================================================================
--- typo3/sysext/rtehtmlarea/htmlarea/htmlarea-gecko.js	(révision 10014)
+++ typo3/sysext/rtehtmlarea/htmlarea/htmlarea-gecko.js	(copie de travail)
@@ -125,7 +125,11 @@
  * Create a range for the current selection
  */
 HTMLArea.prototype._createRange = function(sel) {
-	if (HTMLArea.is_safari) {
+	if (typeof(sel) == "undefined") {
+		return this._doc.createRange();
+	}
+		// Older versions of WebKit did not support getRangeAt
+	if (HTMLArea.is_safari && !sel.getRangeAt) {
 		var range = this._doc.createRange();
 		if (typeof(sel) == "undefined") {
 			return range;
@@ -143,7 +147,6 @@
 			return range;
 		}
 	}
-	if (typeof(sel) == "undefined") return this._doc.createRange();
 	try {
 		return sel.getRangeAt(0);
 	} catch(e) {