var poSearch = search.create({
			type : 'purchaseorder',
			filters : [ search.createFilter({
				name : 'employee',
				operator : search.Operator.CONTAINS,
				values : 'Roman'
				}) ],
			columns : [ 
				'name',
				'tranid'
			//	'class',
			//	'department',
			//	'susidiary',
			//	'location'
			 ]
		});