{"name":"part","info":"An expression that identifies a <i>button<\/i>  or <i>field<\/i>  by its ordinal position among all buttons and fields on the same <i>card<\/i>  or <i>bkgnd<\/i>.<br><br>\n\nA button's or field\u2019s part number is available in its Info dialog box; in a script, it is available in the object\u2019s<code> partNumber <\/code>property.<br><br>\n\nYou can use any of these forms:<br><br>\n\n[<code>card<\/code>] <code>part <i>posInteger<\/i> <\/code>[<code>bg<\/code>]<code> part <i>posInteger<\/i> <i>ordinal<\/i> <\/code>[<code>card<\/code>]<code> [bg] part<\/code>For example:<br><br>\n\n<code><pre>card part 5\nfirst card part\nlast background part<\/pre><\/code>"}