var dropObj = document.getElementById('drop-address');
var submitButton = document.getElementById('submit-button');

if (dropObj != null)
	if (dropObj.checked)
		$("#address-block").slideDown(500,function(){});

	$("#drop-address").click(function () {
		if (dropObj.checked)
			$("#address-block").slideDown(500,function(){});
		else
			$("#address-block").slideUp(500,function(){});
	});


if (submitButton != null)
	submitButton.form.onsubmit = disableButton;

function disableButton() { 
	submitButton.parentNode.innerHTML = '<img src="/spinner.gif" />';
	return true; 
};