function Split(string, delimiter) {
var elements = new Array();
var numElements = 0;
var token;
var index = 0;
var nextIndex = -1;
index = string.indexOf(delimiter);
while (string != "") {
if (string.charAt(0) == delimiter) {
elements[numElements++] = "";
string = string.substring(1);
} else {
nextIndex = string.indexOf(delimiter);
if (nextIndex == -1) {
elements[numElements++] = string;
string = "";
} else {
elements[numElements++] = string.substring(0, nextIndex)
string = string.substring(nextIndex + 1)
}
}
}
return elements;
}
function GetCookie(key) {
var i;
var cookies = Split(document.cookie, ";");
for (i = 0; i < cookies.length; i++) {
if (cookies[i].substring(0, 1) == " ") cookies[i] = cookies[i].substring(1, cookies[i].length);
// Make the cookies case insensitive, like ASP
if (unescape(cookies[i].substring(0, key.length + 1).toUpperCase()) == key.toUpperCase() + "=") {
return unescape(cookies[i].substring(cookies[i].indexOf("=") + 1, cookies[i].length));
}
}
if (key == "BASEUSERSURL") {
return "/";
}
return null;
}
function SetCookie(key, value) {
SetCookieFull( key.toString().toUpperCase(), value, '', '/');
}
function ClearCookie(key) {
ClearCookieFull(key.toString().toUpperCase(), '/');
}
// this deletes the cookie when called
function ClearCookieFull(key, path, domain) 
{
document.cookie = key + "=0" + ((path) ? ";path=" + path : "") + ((domain) ? ";domain=" + domain : "") + ";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}
// Sets the cookie with the given expiration date (in days).
// If the bOverRide flag is true, override the existing cookie (if the cookie already exists).
// If it is false, and the cookie already exists, don't ovverride the existing cookie.
// If the cookie doesn't exist in either case, set a new one.
function SetExpiresCookie(key, value, daysTillExpiration, bOverRide, domain)
{
//if don't override and the cookie exists - don't do anything
if(!bOverRide && GetCookie(key)) {
return;
} else {
//if the cookies doesn't exist - want to set regardless of bOverRide
SetCookieFull(key.toString().toUpperCase(), value, daysTillExpiration, '/', domain, false);
}
}
// only the first 2 parameters are required, the cookie key, the cookie
// value. Cookie time is in milliseconds, so the below daysTillExpiration will make the 
// number you pass in the setCookie function call the number of days the cookie
// lasts, if you want it to be hours or minutes, just get rid of 24 and 60.
// Generally you don't need to worry about domain, path or secure for most applications
// so unless you need that, leave those parameters blank in the function call.
function SetCookieFull(key, value, daysTillExpiration, path, domain, secure) 
{
if (daysTillExpiration && !isNaN(daysTillExpiration))
{
// Get the current date
var currentDate = new Date();
// Add the number of days
var expireTime = currentDate.getTime() + ( 1000 * 60 * 60 * 24 * daysTillExpiration);
var expireDate = new Date(expireTime);	
}
else
{
daysTillExpiration = false;
}
document.cookie = key + "=" + escape(value) +
((daysTillExpiration) ? ";expires=" + expireDate.toGMTString() : "") + 
((path) ? ";path=" + path : "") + 
((domain) ? ";domain=" + domain : "") +
((secure) ? ";secure" : "");
}
// Get and Set Cookie
// This function tests to see if the cookie is there, and if it is not, it sets it
// has an expiration date (in days)
function GetAndSetCookie(key, value, daysTillExpiration)
{
SetExpiresCookie(key, value, daysTillExpiration, false);
}
// A port of CEarCodeUtils::GetDomainForCookie
// Utility function to determine the domain for the cookie given a server
// context. If there are more than 3 portions between the periods in
// the server name, we just use the last 2 (ex. for 'www.blah.homestead.com'
// we set the cookie for domain='.homestead.com').
// Example: GetDomainForCookie(document.domain)
function GetDomainForCookie(domain) {
var domainTokens = domain.split('.');
var size = domainTokens.length;
if (size > 2) {
return "." + domainTokens[size-2] + "." + domainTokens[size-1];
}
return "";
}
// A function to add an ABTest Name-Value pair to the ABTestValues cookie.
// If there is already a value for a particular test name, it will knock out the old value and replace it with the new.
// Upon signup, we will record these ABTest values.
//
// The format for this cookie is "TESTNAME1;TESTVALUE1|TESTNAME2;TESTVALUE2|TESTNAME3;TESTVALUE3" etc.
function SetABTestValue(testName, testValue)
{
// Make sure we have a valid testName and testValue before we do anything.
if (!testName || testName.length == 0 || !testValue || testValue.length == 0)
{
return;
}
// Some constants
var ABTestCookieName = "ABTESTVALUES";
var betweenTestsDelimiter = "|";
var betweenNameAndValueDelimiter = ";";
// The array from which we will construct our new cookie.
var resultingABTestValuesArray = new Array();
var ABTestValuesString = GetCookie(ABTestCookieName);
if (ABTestValuesString && ABTestValuesString.length != 0)
{
var ABTestValuesArray = Split(ABTestValuesString, betweenTestsDelimiter);
// we'll just pull them off the old array one by one, adding them to the new array if the testName doesn't match the testName that we are adding.
while (ABTestValuesArray.length > 0)
{
var ABTestNameValuesString = ABTestValuesArray.shift();
var delimiterPosition = ABTestNameValuesString.search(betweenNameAndValueDelimiter);
if (delimiterPosition > 0 && ABTestNameValuesString.substr(0, delimiterPosition) != testName)
{
resultingABTestValuesArray.push(ABTestNameValuesString);
}
}
}
// Now push on the new test name and value.
resultingABTestValuesArray.push(testName + betweenNameAndValueDelimiter + testValue);
SetExpiresCookie(ABTestCookieName, resultingABTestValuesArray.join(betweenTestsDelimiter), 90, true);
}

var showSurvey;
var survey = 1;
function setInterceptorCookie(randomPercent)
{
if ((showSurvey == null) || (showSurvey==""))
{
var randNum = Math.random();
randNum = randNum * 100;
randNum = Math.round( randNum );
if ( randNum <= randomPercent )
{
showSurvey = "TRUE";
}
}
}
var exit = true;
// you will maybe want to set up some cookie beforehand
// which will determine whether or not to popup the survey for this user
// that will let you control the randomness of the survey
// set this cookie and then check it in the following function
function setupInterceptor()
{
if (GetCookie("HSP_TYPE") != null && GetCookie("HSP_TYPE") != "null") {
exit = false;
}
if (GetCookie("CD_FORM") != null && GetCookie("CD_FORM") != "null") {
exit = false;
}
if (GetCookie("TRIAL_SIGNUP") != null && GetCookie("TRIAL_SIGNUP") != "null") {
exit = false;
}
}
function leave(servername)
{
if (GetCookie("TRIAL_SIGNUP") != null && GetCookie("TRIAL_SIGNUP") != "null") {
exit = false;
}
// check to see if the exit variable is true
if (exit) {
if (survey == 1)
{
window.open('/~site/ContactInfo/intro_to_CD.ffhtml?INTERCEPTOR=Y','ContactInfoForm','width=570,height=620,left=100,top=100,scrollbars=yes',true);
}
else
{
window.open('http://'+servername+'/~site/Interceptor/leave_signup_popup.ffhtml', 'Interceptor', 'width=549,height=316,left=100,top=100,scrollbars=no');
}
}
}
function cancelPopup()
{	
exit=false;
}	
function cancelAllPopups()
{
var thisFrame = self;
while (window.top != thisFrame) {
thisFrame.cancelPopup();
thisFrame = thisFrame.parent;
}
// finally, cancel popup on the top frame
window.top.cancelPopup();	
}
function focusUserName(bNetscape) {
if (bNetscape)
{
if (document.layers["LoginForm"].document.forms[0])
{
if (document.layers["LoginForm"].document.forms[0].elements["USERNAME"].value=="")
{
document.layers["LoginForm"].document.forms[0].elements["USERNAME"].focus();
}
}
}
else
{
if ((document.formUserName) && (document.formUserName.USERNAME.value==""))
{
document.formUserName.USERNAME.focus();
}
}
}
function exitInterceptor() {
if (parent != self) {
if (parent.cancelAllPopups) {
parent.cancelAllPopups();
}
}
}