alias calc { if ($1- != $null) { var %calc = $remove($1-,a,b,c,d,e,f,g,h,i,j,l,m,n,ñ,o,p,q,r,s,t,u,v,w,x,y,z) window -ak @CALC 470 100 320 100 | echo @CALC %calc = $calc(%calc) } }