diff --git a/base/src/org/compiere/model/MRule.java b/base/src/org/compiere/model/MRule.java
index 4e293b287d..e387f041e2 100644
--- a/base/src/org/compiere/model/MRule.java
+++ b/base/src/org/compiere/model/MRule.java
@@ -271,7 +271,7 @@ public class MRule extends X_AD_Rule
 	 * @param m_windowNo 
 	 *  @return converted key
 	 */
-	private static String convertKey (String key, int m_windowNo)
+	public static String convertKey (String key, int m_windowNo)
 	{
 		String k = m_windowNo + "|";
 		if (key.startsWith(k))
diff --git a/base/src/org/compiere/model/Scriptlet.java b/base/src/org/compiere/model/Scriptlet.java
index 50f59d0c0c..e0bd939c88 100644
--- a/base/src/org/compiere/model/Scriptlet.java
+++ b/base/src/org/compiere/model/Scriptlet.java
@@ -346,18 +346,7 @@ public class Scriptlet
 	 */
 	private String convertKey (String key)
 	{
-		String k = m_windowNo + "|";
-		if (key.startsWith(k))
-		{
-			String retValue = "$" + key.substring(k.length());
-			retValue = Util.replace(retValue, "|", "$");
-			return retValue;
-		}
-		else
-		{
-			String retValue = Util.replace(key, "#", "$$");
-			return retValue;
-		}
+		return MRule.convertKey(key, m_windowNo);
 	}   //  convertKey
 
 	/**