Hi, I don't have idea how to draw a secant line in this script... someone can help me? Regards, Luigi #include <Array.au3> #include <Misc.au3> #include <GDIPlus.au3> #include <GUIConstantsEx.au3> #include <GuiComboBoxEx.au3> Global $hGui, $hMsg, $active = True Global $hGraphic, $hPen, $hPen2, $hBitmap, $hBackbuffer, $width = 350, $height = 300, $hCursor, $mouse[4], $xx2, $yy2 Global $mapa[10][10] Globa