/**
 * Translate a string by sending a server-request by Ajax
 * 
 * @param {String} term to be translated
 * @param {Array} parameters to be inserted in term
 */
function loc(term, param) {
//	alert(term);
//	alert(param);
	var appRoot = $("#appRoot").val();	
	appRoot = ''; //contains string 'undef' sometimes
	$.ajax(	
			{ 
				url: appRoot+'/getString', 
				data: {term: term, param: param},
				async: false,
				timeout: 1000,
				success: function(termTranslated) {
					term=termTranslated;
				}
			}
		);
	return term;
}