/**
 * Test client library
 * @version 1.0 (30-10-2006)
 * @author Gabriele Falcioni (postmaster AT strafnet DOT com)
 */

function hideElement(id) {
	var tag = document.getElementById(id);	
	if (tag) tag.style.display = "none";
}

function showElement(id) {
	var tag = document.getElementById(id);	
	if (tag) tag.style.display = "block";
}

function getCheckedRadio(radioGroup) {
	if (radioGroup) {
		for (var i = 0; i < radioGroup.length; ++i) {
			if (radioGroup[i].checked) return (i + 1);
		}
	}
	return 0;
}