I would like to use a variable instead of plain text for the HeaderText property.
Can I replace "Last Name" with a variable?
<Columns>
<asp:hyperlinkcolumn DataNavigateUrlField="controlnum" DataNavigateUrlFormatString="Quote.aspx?id={0}&index=0"
DataTextField="Ins1ln" SortExpression="Ins1ln" HeaderText="Last name (click Last name to edit)">
</Columns>