+ call reada(controlcard,'BOXX',boxxsize,100.0d0)
+ call reada(controlcard,'BOXY',boxysize,100.0d0)
+ call reada(controlcard,'BOXZ',boxzsize,100.0d0)
+c Cutoff range for interactions
+ call reada(controlcard,"R_CUT",r_cut,15.0d0)
+ call reada(controlcard,"LAMBDA",rlamb,0.3d0)