tabs

gistfile1.js

<script language="javascript">
  function hideAllTabs() {
  	document.getElementById('content_customer').style.display = 'none';
	document.getElementById('content_payment').style.display = 'none';
	document.getElementById('content_shipping').style.display = 'none';
  };
  function pageCustomer() { 
	hideAllTabs(); 
  	document.getElementById('content_customer').style.display = 'block';
  }; 
  function pagePayment() { 
	hideAllTabs(); 
	document.getElementById('content_payment').style.display = 'block';
  }; 
  function pageShipping() { 
	hideAllTabs(); 
	document.getElementById('content_shipping').style.display = 'block';
  }; 
</script>