function aClass(Pid, Cname) {
	if (aClass.arguments.length < 2)
		alert("传入的参数错误！")

	else {
		this.Data  = Pid;
		this.Text  = Cname.split('|');

	}

}

function GetObjID1(ObjName)
{ for (var ObjID=0; ObjID < document.form41.elements.length; ObjID++)
    if ( document.form41.elements[ObjID].name == ObjName )
    {  return(ObjID);
       break;
    }
  return(-1);
}

function ChangeCity(ObjName, DesName)
{
  //GET OBJECT VALUE, ID OF DESTINATION OBJECT
  ObjID    = GetObjID1(ObjName);  //CityCode
  DesObjID = GetObjID1(DesName);  //PorName
  
//alert(f_Set[3].Text);
//alert(document.form41.elements[ObjID].value);

if ( ObjID != -1 && DesObjID != -1)
  {
   j=1;
   document.form41.elements[DesObjID].length=0;
   for (var i=0; i<f_Set.length; i++)
    {
        document.form41.elements[DesObjID].options[0] = new Option("不限","");
        if ( f_Set[i].Data == document.form41.elements[ObjID].value)
            {
            document.form41.elements[DesObjID].options[document.form41.elements[DesObjID].length] = new Option(f_Set[i].Text[0],f_Set[i].Text[1]);
            j++
            }
        document.form41.elements[DesObjID].options[0].selected = true;

    }
  }

}