offer fix salesproject display value preset

entity/Offer_entity/entityfields/contact_id/onValueChange.js

@@ -23,6 +23,5 @@ else
     neon.setFieldValue("$field.LANGUAGE", "");
 }
 
-neon.setFieldValue("$field.OBJECT_ROWID", "");
-neon.setFieldValue("$field.DELIVERYTERMS", "");
-neon.setFieldValue("$field.PAYMENTTERMS", "");
+if(!vars.exists("$param.ObjectRowId_param") && !vars.get("$param.ObjectRowId_param"))
+    neon.setFieldValue("$field.OBJECT_ROWID", "");
\ No newline at end of file