md_seed = forms.IntegerField(label='SEED',initial=-39912345,
help_text='seed for random number generator')
md_ntwe = forms.IntegerField(label='NTWE',initial=1000,
help_text='write statfile every ntwe steps')
md_ntwx = forms.IntegerField(label='NTWX',initial=1000,
md_seed = forms.IntegerField(label='SEED',initial=-39912345,
help_text='seed for random number generator')
md_ntwe = forms.IntegerField(label='NTWE',initial=1000,
help_text='write statfile every ntwe steps')
md_ntwx = forms.IntegerField(label='NTWX',initial=1000,