function _UpdateDynamicAdTitle(oTextField, oSpan) {
		if (oTextField.value == '') {
			oSpan.innerHTML = 'Example headline';
		}
		else {
			oSpan.innerHTML = oTextField.value;
		}
	}
	function _UpdateDynamicAdText1(oTextField, oSpan) {
		if (oTextField.value == '') {
			oSpan.innerHTML = 'First line of text here';
		}
		else {
			oSpan.innerHTML = oTextField.value;
		}
	}
	function _UpdateDynamicAdText2(oTextField, oSpan) {
		if (oTextField.value == '') {
			oSpan.innerHTML = 'Second line of text here';
		}
		else {
			oSpan.innerHTML = oTextField.value;
		}
	}
	function _UpdateDynamicDisplayURL(oTextField, oSpan) {
		if (oTextField.value == '') {
			oSpan.innerHTML = 'www.example.com';
		}
		else {
			oSpan.innerHTML = oTextField.value;
		}
	}