function fixAndSubmit (event) {
	var f2 = document.getElementById('zSubmissionRefId').form;
	f2.id = 'zFormId';
	f2.action='http://extras.ziftsolutions.com/open/ExternalFormProcessor.html';
	if (zFormValidation(f2)) {
		fnOldOnClick(event);
	}
}

var submitDiv = document.getElementById('form_extra_1_submit');
var submitRef = submitDiv.childNodes[0];
var fnOldOnClick = submitRef.onclick;
submitRef.onclick = fixAndSubmit;