[Greasemonkey] [Help]How to replace an js method or event?

[weide]

on 2005-10-5 23:50,John Plsek said the following:
> weide wrote:
>
>> eh,there is no use in greasemonkey,I just copy the code from other js 
>> file.
>> And my quetion is how to replace a javascript 
>> method(Nextpage-->NextPageForFirefox),or event(set the 
>> document.onkeydown to NextPageForFireFox)
>>
>> I try the code down,but it not work:(
>>
>> //window.addEventListener('onkeydown', NextPageForFireFox, true)
>> //document.onkeydown=NextPageForFireFox;
>>
> sorry about the last two posts, it's late (early?) and I forgot to 
> make them plain text!!!
>
> anyway, have you tried removing the // from those two lines?
>
> John
>

Of course ,I have try each of them,but do not work
ps:I use greaseMonkey 0.6.2,Mozilla/5.0 (Windows; U; Windows NT 5.1; 
zh-CN; rv:1.8b5) Gecko/20050928 Firefox/1.4
And the page is :http://www.cmfu.com/readchapter.asp?bu_id=110151&bl_id=5060