Hello, Does not the MetaImageColorViewer support overlays?? Thanks, Zein ->8<------------->8<------------->8<------------->8<------------->8<-----= -------->8<- Zein I. Salah=20 University of T=FCbingen, WSI-GRIS, Sand 14, 72076 T=FCbingen=20 Email: salah@gris.uni-tuebingen.de / zeinsalah@hotmail.com Tel.: (07071) 29 75465 (GRIS) , (07071) 25 69 43 (privat)=20 Fax: (07071) 29 54 66