var searchPending = 0;
			function searchOnce() {
				if (!document.getElementById) return;
				if (!searchPending) {
					searchPending = 10;
					var form = document.getElementById('n');
					if (form) form.submit();
					reduceTime();
					}
				else {
					alert('Your search is still in progress.\nPlease wait a few seconds before clicking search again');
				}
			}
			function reduceTime() {
				if (searchPending) {
					--searchPending;
					setTimeout('reduceTime()', 1000);
				}
			};