<input type="text" name="serch" id="serch" value="请输入意向楼盘或客户姓名或手机号码进行查询" onfocus="if(this.value=='请输入意向楼盘或客户姓名或手机号码进行查询'){this.value=''};"
onblur="if(this.value==''){this.value='请输入意向楼盘或客户姓名或手机号码进行查询'};"
onkeypress="if(event.keyCode==13){javascript: _sd();return false;}" title="请输入意向楼盘或客户姓名或手机号码进行查询" />

onkeypress="if(event.keyCode==13){javascript: _sd();return false;}"