uniform(var.name, lower, upper)normal(var.name, mean, sd, lower, upper)
var.name.var.name.var.name.var.name.bayesfit. For example, for a problem with calibration parameters named ("delta1", "shift") a possible prior could be
prior=c(uniform(var.name="delta1", lower=0, upper=1), normal(var.name="shift", mean=2, sd=1, lower=0, upper=8))