[Seaside] "Element.extend is not a function" anybody?

Lukas Renggli renggli at gmail.com
Mon Jun 11 17:50:34 UTC 2007

>     I've found that it seems to be related to the onLoad method invocation.
> Somebody can confirm me if the onLoad event is triggered before or after the
> scripts of the page can be used (invoke it's objects, etc)?
>     If I don't call objects on the onLoad (of the page, the one that is in
> the script part of <BODY>) then the error don't happen but I'm unable to
> understand exactly why it's behavior is that,

Generally onLoad should be only evaluate when everything has been
loaded, there are some browser that don't support this event properly


Are you sure that the load order of your Javascript code is correct?

Sometimes it helps to delay the execution of some events a little bit,
to make sure everything has settled.


Lukas Renggli

More information about the Seaside mailing list