try
<button id="btn1" label="A & B" imageMso="Help" onAction="aa.xls!btnAction" /


"SJ" wrote:

Instead of the caption being "A and B" as below, I need it to display as "A
& B"

<button id="btn1" label="A and B" imageMso="Help"
onAction="aa.xls!btnAction" /