Index: inc/core/class.dc.core.php
===================================================================
--- inc/core/class.dc.core.php	(révision 2566)
+++ inc/core/class.dc.core.php	(copie de travail)
@@ -243,11 +243,18 @@
 	
 	@param	behavior	<b>string</b>		Behavior name
 	@param	func		<b>callback</b>	Function to call
+	@param	prepend		<b>boolean</b>	if true, insert behavior at first position
 	*/
-	public function addBehavior($behavior,$func)
+	public function addBehavior($behavior,$func,$prepend=false)
 	{
 		if (is_callable($func)) {
-			$this->behaviors[$behavior][] = $func;
+			if (!$prepend) {
+				$this->behaviors[$behavior][] = $func;
+			} else {
+				if (!isset($this->behaviors[$behavior]))
+					$this->behaviors[$behavior]=array();
+				array_unshift($this->behaviors[$behavior],$func);
+			}
 		}
 	}
 
@@ -1457,4 +1464,4 @@
 	}
 	//@}
 }
-?>
\ No newline at end of file
+?>