document.write("<input type=checkbox onClick='this.form.buildingtype.value=addcheck(this.form.buildingtype1);' name=buildingtype1 value=1>公寓(套房) ");
document.write("<input type=checkbox onClick='this.form.buildingtype.value=addcheck(this.form.buildingtype1);' name=buildingtype1 value=2>平房 ");
document.write("<input type=checkbox onClick='this.form.buildingtype.value=addcheck(this.form.buildingtype1);' name=buildingtype1 value=4>别墅(楼上下) ");
document.write("<input type=checkbox onClick='this.form.buildingtype.value=addcheck(this.form.buildingtype1);' name=buildingtype1 value=8>门面房 ");
document.write("<input type=checkbox onClick='this.form.buildingtype.value=addcheck(this.form.buildingtype1);' name=buildingtype1 value=16>写字楼 ");
//document.write("<Input type=button name=btclearbuildingtype value='不限' onClick='clearcheck(this.form.buildingtype1,this.form.buildingtype)'>");
document.write("<Input type=hidden name=buildingtype value=0>");