why don't you write 2--4 line into a single line ?
page << "if ($('single_blog_info_box_480').childElements().length ==
0 ){$('message').Appear;}"
On Oct 31, 7:35 am, 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.
>
> 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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