code: function(expr, localScope) {
  						var variables = '';
  
  						/**
  						 * If scope is a window object, no need to scopebox it
  						 */
  						if (typeof window !== "undefined" ? localScope !== window : true) {
  							for(var i in localScope) {
  								variables += 'var ' + i + ' = localScope.' + i + '; ';
  							}
  						}
  						var unbox = '(function() { ' + variables + ' try { return eval(expr);} catch(e) {} })()';
  						return eval(unbox);
  					}
docs: Break out scope variables out of scope's box and evaluate the expr expression