... (LONG) = RMC_CreateChartFromFile( ByVal nParentHndl (LONG), ByVal nCtrlId (LONG), ByVal nX (LONG), ByVal nY (LONG), ByVal nExportOnly (LONG), ByRef sRMCFile (ASCIIZ) ) NParentHndl - Es el handle de la ventana creo, si entiendo bien es: si ventana: oWnd:hWnd y si dialog oDlg:hWnd.... nCtrlId ...