IE下Ajax提交亂碼的快速解決方法

function loadCity(parentid) {
	var city = '${hotel.city}';
	
  $.ajax({
    url: './listCity.jspx?prov='+ encodeURIComponent(parentid),
    type: 'GET',
    dataType: 'JSON',
    timeout: 5000,
    error: function() { alert('加載城市列表失敗!'); },
    success: function(msg) {
$("#city").empty();
$.each(eval(msg), function(i, item) {
	if(item.city ==city){
		$("option value='" + item.city + "' selected = 'selected'>" + item.city + "/option>").appendTo($("#city"));
	}else{
		 $("option value='" + item.city + "'>" + item.city + "/option>").appendTo($("#city"));
	}

  
});
    }
  });
}