function qs() {
var data = [];
this.Read = function()
{
var aPairs, aTmp;
var queryString = new String(window.location.search);
queryString = queryString.substr(1, queryString.length); //remove "?"
aPairs = queryString.split("&");
for (var i=0 ; i<aPairs.length; i++)
{
aTmp = aPairs[i].split("=");
data[aTmp[0]] = aTmp[1];
}
}
this.GetValue = function( key )
{
return data[key];
}
this.SetValue = function( key, value )
{
if (value == null)
delete data[key];
else
data[key] = value;
}
this.ToString = function()
{
var queryString = new String("");
for (var key in data)
{
if (queryString != "")
queryString += "&"
if (data[key])
queryString += key + "=" + data[key];
}
if (queryString.length > 0)
return "?" + queryString;
else
return queryString;
}
this.Clear = function()
{
delete data;
data = [];
}
}
