rem: document.getElementById('NOW').value = ''; frames['displayFrame'].location.href = cleanUrl('NOW'); 
add: var url = cleanUrl('NOW'); if (url.indexOf('?') != (url.length-1)) { url = url + '&';}; document.getElementById('NOW').value = 'now'; frames['displayFrame'].location.href = url + 'NOW=' + document.getElementById('NOW').value; 
context: 	function clearDate() {		document.getElementById('NOW').value = '';		frames['displayFrame'].location.href = cleanUrl('NOW');	};
meta: 8817	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8817/8bc7fba9b2e632b5e1279d5ebdb7476f5284dcbd/menu.js/clean/plugins/overview/menu/menu.js