js验证注册信息

　　<script type="text/javascript">
    //验证添加数据
    function checkForm() {
 　　  var unameReg = /.{2,10}/;
 　　  var numReg = /[a-zA-Z0-9\-]{1,18}/;
 　　  var makerReg = /.{2,15}/;
 　　  var priceReg = /^\d{1,10}$/;
 　　  var timeReg = /^\d{4}-\d{2}-\d{2}$/;
 　　  var buyerReg = /.{2,10}/;
   
  　　 var uname_flag=checkFiled("pmEquipmentVo.eqName",unameReg,"设备名称");
  　　 var num_flag=checkFiled("pmEquipmentVo.eqNum",numReg,"设备编号");
  　　 var maker_flag = checkFiled("pmEquipmentVo.eqMaker",makerReg,"制造商");
　　   var price_flag = checkFiled("pmEquipmentVo.eqPrice",priceReg,"价格");
　　   var time_flag = checkFiled("pmEquipmentVo.eqTime",timeReg,"启用时间");
  　　 var buyer_flag = checkFiled("pmEquipmentVo.eqBuyer",buyerReg,"采购人员");
   
   　　return uname_flag&&num_flag&&maker_flag&&price_flag&&time_flag&&buyer_flag;
  }
  function checkFiled(filedId,filedReg,filedName){
   　　var fieldFalg=true;
  　　 var filedValue = document.getElementById(filedId).value;
  　　 if (filedValue.length == 0) {
 　　  　　 alert("["+filedName+"]不能为空");
 　　 　　  fieldFalg = false;
 　　  } else {
   　　　　 if (!filedReg.test(filedValue)) {
   　　　　  alert("数据项["+filedName+"]格式不正确");
  　　 　　  fieldFalg = false;
 　　  　　 }
   　　}
 　　  return fieldFalg;
  }
   </script>