{* *! version 1.0.0  12may2011}{...}
    {cmd:dofb(}{it:e_b}{cmd:,"}{it:cal}{cmd:")}
{p2colset 8 22 26 2}{...}
{p2col: Domain {it:e_b}:}{cmd:%tb} as defined by business calendar named
           {it:cal}{p_end}
{p2col: Domain {it:cal}:}business calendar names and formats{p_end}
{p2col: Range:}as defined by business calendar named {it:cal}{p_end}
{p2col: Description:}returns the {it:e_d} datetime corresponding to
           {it:e_b}.{p_end}
{p2colreset}{...}
