function spm_SVMCrossVal(varargin)

%define global constants
global USE_DRIVE_CHECK_HACK;
USE_DRIVE_CHECK_HACK = 1;  %enables subroutine to check if image path starts with 'D'

global CROSSVAL_METHOD_DEF;
CROSSVAL_METHOD_DEF.svmcrossval       = 'svm crossval';
CROSSVAL_METHOD_DEF.classPerformance  = 'svm class performance';
CROSSVAL_METHOD_DEF.crossSubject      = 'svm across subject testing';
CROSSVAL_METHOD_DEF.somTraining       = 'som Training';

global VOXEL_SELECTION_MODE_DEF;
VOXEL_SELECTION_MODE_DEF.manualGui    = 'manually defined in GUI';
VOXEL_SELECTION_MODE_DEF.roiImage     = 'use ROI image and popup image selector';

switch nargin
case 0
% 	project_UI;
	main_UI(varargin);
case 1
	main_UI(varargin);
otherwise
error('spm_SVMCrossVal:main','wrong nargin');
end
end