> Hello,

> Safari has a bug which occasionally makes it 'stall' / 'halt' during
> the post of a form that contains a file upload. I don't know under
> which specific conditions this problem occurs, but the problem has
> been reported by others as well. There is also a hack available to
> solve this issue:
> - http://www.webmasterworld.com/macintosh_webmaster/3300569.htm
> -
> http://blog.airbladesoftware.com/2007/8/17/note-to-self-prevent-uploa...

> I did a minor tweak to .ajaxSubmit and I suggest integrating it (or
> something similar) into an upcoming release of the Form plugin.

> What I did is modifying the following code block (in .ajaxSubmit):

>     if (options.iframe || found) // options.iframe allows user to
> force iframe mode
>         fileUpload();
>     else
>         $.ajax(options);

> into:

>     if (options.iframe || found) // options.iframe allows user to
> force iframe mode

>         // Tim: hack to prevent Safari from 'hanging' during an
> upload.
>         if ($.browser.safari) {
>             $.get(options.closeKeepAlive, fileUpload);
>         }
>         else {
>             fileUpload();
>         }
>         // End Tim

>     else
>         $.ajax(options);

> in which options.closeKeepAlive is the URL of a webpage, which should
> be provided through .ajaxSubmit's options parameter. This webpage
> should be just an empty page in which the 'Connection' HTTP header is
> set to 'close'.

> This hack solves the problem for me. Your opinions are appreciated.

> Regards,

> Tim Molendijk

> if ($.browser.safari && options.closeKeepAlive)
>    $.get(options.closeKeepAlive, fileUpload);
> else
>    fileUpload();

> }

> Cheers!

> Mike

> On 9/28/07, Tim Molendijk <taw.molend...@gmail.com> wrote:

> > Hello,

> > Safari has a bug which occasionally makes it 'stall' / 'halt' during
> > the post of a form that contains a file upload. I don't know under
> > which specific conditions this problem occurs, but the problem has
> > been reported by others as well. There is also a hack available to
> > solve this issue:
> > -http://www.webmasterworld.com/macintosh_webmaster/3300569.htm
> > -
> >http://blog.airbladesoftware.com/2007/8/17/note-to-self-prevent-uploa...

> > I did a minor tweak to .ajaxSubmit and I suggest integrating it (or
> > something similar) into an upcoming release of the Form plugin.

> > What I did is modifying the following code block (in .ajaxSubmit):

> >     if (options.iframe || found) // options.iframe allows user to
> > force iframe mode
> >         fileUpload();
> >     else
> >         $.ajax(options);

> > into:

> >     if (options.iframe || found) // options.iframe allows user to
> > force iframe mode

> >         // Tim: hack to prevent Safari from 'hanging' during an
> > upload.
> >         if ($.browser.safari) {
> >             $.get(options.closeKeepAlive, fileUpload);
> >         }
> >         else {
> >             fileUpload();
> >         }
> >         // End Tim

> >     else
> >         $.ajax(options);

> > in which options.closeKeepAlive is the URL of a webpage, which should
> > be provided through .ajaxSubmit's options parameter. This webpage
> > should be just an empty page in which the 'Connection' HTTP header is
> > set to 'close'.

> > This hack solves the problem for me. Your opinions are appreciated.

> > Regards,

> > Tim Molendijk