<select id='slt_orderby' name='slt_orderby'><option value="/house/rent/yanqing/obyunitthree---oby--office" selected>时间从新到旧</option><option value="/house/rent/yanqing/oby1unitthree---oby1--office">时间从旧到新</option><option value="/house/rent/yanqing/oby2unitthree---oby2--office">价格从大到小</option><option value="/house/rent/yanqing/oby3unitthree---oby3--office">价格从小到大</option><option value="/house/rent/yanqing/oby4unitthree---oby4--office">面积从大到小</option><option value="/house/rent/yanqing/oby5unitthree---oby5--office">面积从小到大</option><option value="/house/rent/yanqing/oby6unitthree---oby6--office">户型从小到大</option><option value="/house/rent/yanqing/oby7unitthree---oby7--office">户型从小到大</option></select>