vb中URL转义

Question

1、我的任务处理的方法，参见下面的代码：（采用javascript编写）
var id = ””; //任务的ID
var redirectUrl = ””; //任务对应的URL
var account = “”; //当前用户的帐号
var hrWebSite = “”; //HR站点
var integrateUserName = “HROpenUser”;//集成用户名称
var intergeteUserPassword = “KQAgACAARgAgACIALAAgACwAUAAgAFQAIAAjADgAIAAqAFAAIQBEACAAJgBEACAAOAAwACEATgAgACYAQAAgADwAMAAgAEMAIAAnADwAIAA6ACAAIQBNACAAJgA0ACAKQAwACAAUQAgACAA”;//集成用户密码
var url = hrWebSite + “/LoginStraight.aspx?UserName=" + account + "&IDUserName=” + integrateUserName +”&IDPassword= “ + intergeteUserPassword +”&redirectUrl=LoginStraightDialog.aspx?DialogURL=" + encodeURI(redirectUrl + "%26msgid=" + id);
var feature = "dialogWidth:800px;dialogHeight:562px;center:yes;help:no;resizable:yes; status:no; scroll:no";
var rtnValue = window.showModalDialog(url,"我的任务", feature);怎样在vb中把上述的url 转换过来