don't know about Chrome, but IE doesn't support onmousedown for option elements:
Applies To
A, ADDRESS, APPLET, AREA, B, BDO, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, CUSTOM, DD, DFN, DIR, DIV, DL, document, DT, EM, EMBED, FIELDSET, FONT, FORM, hn, HR, I, IMG, INPUT type=button, INPUT type=checkbox, INPUT type=file, INPUT type=image, INPUT type=password, INPUT type=radio, INPUT type=reset, INPUT type=submit, INPUT type=text, KBD, LABEL, LEGEND, LI, LISTING, MAP, MARQUEE, MENU, nextID, NOBR, OL, P, PLAINTEXT, PRE, RT, RUBY, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR, XMP, Element Constructor, HTMLDocument Constructor
No OPTION listed.
--Karl
____________
Karl Swedberg
On Jul 2, 2009, at 9:59 AM, sso wrote:
This is the code I am using to test this. In FF and Op. When I click
on an option in the select box, the alert pops up. In IE and Chrome,
it doesn't seem to catch it at all.
$('.clickopt').mousedown(function(){
alert("test");
});