I Have Cms Page I want to add contact us block withing it so I do as follows

<!– CONTACT FORM CODE BEGIN–>
{{block type="core/template" name="contactForm" form_action="/~argentaustcom/contacts/index/post" template="contacts/form.phtml"}}
<!– CONTACT FORM CODE END–>

but url not correct so I Do As follows

<!– CONTACT FORM CODE BEGIN–>
{{block type="core/template" name="contactForm" form_action={{store url=""}}/contacts/index/post" template="contacts/form.phtml"}}
<!– CONTACT FORM CODE END–>

but I echo block code instead of echoing form this echo

{{block type="core/template" name="contactForm" form_action={{store url=""}}/contacts/index/post" template="contacts/form.phtml"}}

not form I try changenig "" to '' but not work