Retrieving More than 50 records using OData in CRM 2011

relatedAccounts = [];

function onload() {

var serverUrl = Xrm.Page.context.getServerUrl();
var oDataUri = serverUrl + "/xrmservices/2011/OrganizationData.svc/AccountSet?$select=AccountId,AccountNumber&$filter=substringof('995151',AccountNumber)";
GetRecords(oDataUri);
var totalRecords = relatedAccounts.length;
}

function GetRecords(url) {
jQuery.ajax({
type: "GET",
contentType: "application/json; charset=utf-8",
datatype: "json",
url: url,
async: false,
beforeSend: function (XMLHttpRequest) {
XMLHttpRequest.setRequestHeader("Accept", "application/json");
},
success: function (data, textStatus, XmlHttpRequest) {
if (data && data.d != null && data.d.results != null) {
AddRecordsToArray(data.d.results);
FetchRecordsCallBack(data.d);
}
},
error: function (XmlHttpRequest, textStatus, errorThrown) {
alert("Error : has occured during retrieval of the records ");
}
});
}

function AddRecordsToArray(records) {
for (var i = 0; i < records.length; i++) {
relatedAccounts.push(records[i]);
}
}

function FetchRecordsCallBack(records) {
if (records.__next != null) {
var url = records.__next;
GetRecords(url);
}
}