var override_queryfields = [ 
{
	field : 'document_type',
	queryoperator : "="
},
{
	field : 'document_type_n',
	queryoperator : "="
},
{
	field : 'expense_type_id',
	queryoperator : "="
},
{
	field : 'expense_type_desc',
	queryoperator : "="
}
]
override();
