From Bugzilla Helper: User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.4) Gecko/20030530 Description of problem: When mouse button is clicked, onMouseOut event seems to occur. I suppose MouseOut/In and mouse click are independent events. A bug at mozilla bugzilla site is related with this bug. http://bugzilla.mozilla.org/show_bug.cgi?id=102578 How reproducible: Always Steps to Reproduce: 1. use mozilla-1.3b or higher 2. visid http://bugzilla.mozilla.org/attachment.cgi?id=51575&action=view 3. click the square Actual Results: Background color turns blue and then white. Square box color turns white. Expected Results: Background color turns blue and then white. Square box color keeps black.
Fixed in 2.6.2