JS中的switch case

function GetDepartmentName(type) {
switch (type) {
case DepartMentQian:
alert($('#DepartMentQian').val());
break;
case DepartMentHou:
alert($('#DepartMentHou').val());
break;
case DepartMentXiu:
alert($('#DepartMentXiu').val());
break;
case DepartMentFuJian:
alert($('#DepartMentFuJian').val());
break;
}

}