// Common functionality for case law search. Supplements caselawsearchsimple.js and caselawsearchadvanced.js
function getSortOrder() {
	// Determine how they want to order their results.
	val = 'FilingDate';
	if (document.form1.OrderBy.length) {
		for (i=0; i < document.form1.OrderBy.length; i++) {
			if (document.form1.OrderBy[i].checked == true) {
				val = document.form1.OrderBy[i].value;
				break;
			}
		}
	}
	return val;
}