Sent from my iPhone
On 30 Oct 2008, at 22:35, elioncho <[EMAIL PROTECTED]> wrote:
>
> I added the () but that's not the problem. I added the next alert and
> it shows the events length. But if I remove another event it still
> shows the same number.
>
Well it was syntaxtically incorrect javascript. Effects like fade
don't remove elements from the page, they just hide then. You could
remove them after the fade.
Fred
> page << "alert($('single_blog_info_box_480').childElements().length)"
>
>
>
>
> On Oct 30, 5:05 pm, Frederick Cheung <[EMAIL PROTECTED]>
> wrote:
>> On 30 Oct 2008, at 21:55, elioncho wrote:
>>
>>
>>
>>
>>
>>> Hello, I have a code on a RJS where I want to check if an element in
>>> the DOM has child elements, if not, show a message.
>>
>>> 1.page["event_"[EMAIL PROTECTED] :fade #This works
>>> 2.page << "if $('single_blog_info_box_480').childElements().length
>>> ==
>>> 0 {"
>>> 3.page["message"].visual_effect :appear
>>> 4.page << "}"
>>
>>> Line 1 is working. It removes an event from the view. The problem is
>>> in line 2. I am calling childElements on a div called
>>> 'single_blog_info_box_480' (which contains the events). The idea
>>> is to
>>> make a message appear when there are no more events left. The
>>> thing is
>>> that I currently have 3 events and everytime the RJS is executed it
>>> shows the same 3 events even though events have become hidden. Can
>>> somebody guide me on how to do this or what the problem is?
>>
>> you need to have () surrounding the condition.
>>
>> Fred
>>
>>> Thanks,
>>
>>> Elioncho
> >
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