/**
 * used in form submissions
 */
function showThrobber(id) {

	var divThrobber = document.getElementById('throbber' + id);

	if (divThrobber) {
		divThrobber.style.display = 'inline';
	}

}

/**
 *	used in redirection
 */
function redirectPage(url) {
	window.location = url;
	return false;
}