Most of this time is tied up in downloading all the components in the page: images, stylesheets, scripts, Flash, etc.
This puts the burden on your server code to know when to use a textarea and when not to.This improves usability when displaying notifications to the user, such as "Please Wait..." Default value: Identifies the iframe element to be used as the response target for file uploads.By default, the plugin will create a temporary iframe element to capture the response when uploading files.This options allows you to use an existing iframe if you wish.When using this option the plugin will make no attempt at handling the response from the server.The iframe element is used as the target of the form's submit operation which means that the server response is written to the iframe.
This is fine if the response type is HTML or XML, but doesn't work as well if the response type is script or JSON, both of which often contain characters that need to be repesented using entity references when found in HTML markup.Returns the value(s) of the element(s) in the matched set in an array.As of version .91, this method always returns an array. This method emptys all of the text inputs, password inputs and textarea elements, clears the selection in any select elements, and unchecks all radio and checkbox inputs. Callback function to be invoked before the form is submitted.If the value of that header is 'XMLHttp Request' then you know that the form was posted via ajax.tag: content 80% of the end-user response time is spent on the front-end.To account for the challenges of script and JSON responses when using the iframe mode, the Form Plugin allows these responses to be embedded in a element and it is recommended that you do so for these response types when used in conjuction with file uploads and older browsers.