[jQuery] how to get form data

[jQuery] how to get form data


Hi,
I would like to keep jQuery('form[@name=myForm1]') in variable so that
I can utilize it
later on.
var myForm = jQuery('form[@name=myForm1]');
Is there a way I can access checkbox state and check the size?
The following does not work. It gives me 0 even when I some checkboxes
are selected.
alert( myForm.find('input[@name=day]:checked').size() );
<form name="myForm1" method="post">
    <input type="checkbox" value="1" name="day" /><label>Sun</label>
    <input type="checkbox" value="2" name="day" /><label>Mon</label>
...
</form>
<form name="myForm2" method="post">
    <input type="checkbox" value="1" name="day" /><label>Sun</label>
    <input type="checkbox" value="2" name="day" /><label>Mon</label>
...
</form>