$(document).ready(function() {
$('form').submit(function() {
if(typeof jQuery.data(this, "disabledOnSubmit") == 'undefined') {
jQuery.data(this, "disabledOnSubmit", { submited: true });
$('input, input', this).each(function() {
$(this).attr("disabled", "disabled");
});
return true;
}
else
{
return false;
}
});
});