Hi, 2009/9/29 Maris Nartiss <maris.gis at gmail.com>: > You need more comments to such small code ammount? [...] probably Hamish is not alone who appreciated more comments, at least also me;-) Thanks for clarification, Martin -- Martin Landa <landa.martin gmail.com> * http://gama.fsv.cvut.cz/~landa