[jQuery] Re: Validation question

whoops! instead of '#divSteps3' i meant 'div.error-message' .... next
time i should proofread

On Aug 31, 3:34 pm, "#micah" <micah.a.sm...@gmail.com> wrote:
> only perform the post if the error message div isnt there, or has no
> text in it
>
> if( !($('#divSteps3')==undefined) && $('div.error-message').text
> ().length>0) )
>
> something like that
>
> On Aug 31, 1:53 pm, "Dave Maharaj :: WidePixels.com"
>
> <d...@widepixels.com> wrote:
> > I have this script
>
> > $(document).ready( function() {
>
> >     $('#username').blur( function () {
>
> >         fieldName = $(this).attr('id');
> >         fieldValue = $(this).val();
>
> >         $.post('/users/ajax_validate', {
> >                                         field: fieldName,
> >                                         value: fieldValue
> >                                         },
> >                function(error) {
>
> >                    if(error.length != 0) {                
>
> >                        $('#username').after('<div class="error-message"
> > id="'+ fieldName +'-exists">' + error + '</div>');
> >                    }
> >                    else {
> >                        $('#' + fieldName + '-exists').remove();
> >                    }
> >                });
> >      });  
>
> > });
>
> > Which sends a requet to determine if the username is taken...pretty simple
> > if so it displays Please choose another message. My problem is if the user
> > goes back to the field and then leaves without changing it it sends the
> > request again and then shows
> > "Please choose another name"
> > "Please choose another name"
>
> > How can I modify the script so if there is an error and not fixed to leave
> > the message and not repeat it?
>
> > Dave