<select id='slt_orderby' name='slt_orderby'><option value="/house/rent/yanqing/oby---courtyard-unitone">时间从新到旧</option><option value="/house/rent/yanqing/oby1---courtyard-unitone" selected>时间从旧到新</option><option value="/house/rent/yanqing/oby2---courtyard-unitone">价格从大到小</option><option value="/house/rent/yanqing/oby3---courtyard-unitone">价格从小到大</option><option value="/house/rent/yanqing/oby4---courtyard-unitone">面积从大到小</option><option value="/house/rent/yanqing/oby5---courtyard-unitone">面积从小到大</option><option value="/house/rent/yanqing/oby6---courtyard-unitone">户型从小到大</option><option value="/house/rent/yanqing/oby7---courtyard-unitone">户型从小到大</option></select>