function FreeButton(CheckBox, IDButton) {
	IDButton = document.getElementById(IDButton);
	if (CheckBox.checked) IDButton.disabled = false;
	else IDButton.disabled = true;
}
classForm.setModalDiv('DV_alertErrors');
classForm.setEmails('email');
classForm.setComparaFrom('password1');
classForm.setComparaTo('password2');
classForm.setAncora('#');

common_ajax.doPostBack('frmPosting');