/* You should load the function before doing anything so that the
/* previous funciton will be forced to exit and save changes
/* Replace "template" with your functions name
user -load template

/* This sets up FitFunc to be your fitting function
fit nls fun fitfunc(x) weight 1 ret

/* Set the String variable to the filename of this macro
declare MacroName c:\progra~1\cgs\surf\template\template.mac

/* Allocate an array for the parameters...
alloc P array 20
alloc C array 20

/* Don't edit any thing between begin and end....  

/* Begin Parameters
let P(0)=0.500000
let P(1)=1.000000
/* End Parameters

/* This is after the params so its ok...