function search(form,method)
{
	form.method.value = method;
	if (checkNonEmpty(form.query, "Please enter some search criteria."))
	{
		form.submit();
	}
}
function searchAgain(method)
{
	document.forms[0].query.value = document.forms[0].dummy.value;
	document.forms[0].method.value = method;
	document.forms[0].submit();
}
function openPopup (width, height, url, name)
{
	var windowWidth = window.screen.width;
	var windowHeight = window.screen.height;
	
	var popupWidth = width;
	var popupHeight = height;
	
	var popupTop = (windowHeight - popupHeight) / 2;
	var popupLeft = (windowWidth - popupWidth) / 2;
	
	var features = "width=" +  popupWidth + ",height=" + popupHeight + ",top=" + popupTop + ",left=" + popupLeft;

	window.open(url, name, features);
}