// rwtag.js
// Version 0.9.6 2006-03-01
var rwSetup = new rwSetup();
var rwImage = new Image;
// Routine to pick up exisiting PPC parameters. Adapt and uncomment code as necessary.
// Regular expression matches http://www.mysite.com/landingpage/?source=PPCENGINENAME&keyword=SEARCHTERM
//var rwTagPrefix
//rwGrep = new RegExp("source=([^&]+)\&keyword=([^&]+)");
//if (rwGrep.test(location.href)) {
//	matches = location.href.match(rwGrep);
//	rwTagPrefix="rw.cm="+matches[1]+",PPC,"+matches[2];
//}
function rwSetup() {
this.rwVersion = "0.9.6";
this.rwProfile = "flybmi";
this.rwTagServerGIF = "www.sptag.com/rwtag.gif";
this.rwCheckMetaTags = true;
this.rwSendTitle = false;
this.rwSendURL = true;
this.rwSequence = false;
this.rwCookieName = "rwtag";
this.rwCookieCreate = true;
this.rwCookieDays = 3650;
this.rwCookieDomain = ".flybmi.com";
this.rwCookieEnabledCheck = true;
this.rwDebug = false;
}
function rwAddTag( rwPage, rwPrefix, rwPageTitle ) {
if (typeof rwPage =="string" && rwPage.length>0){
var rwString = "http"+(window.location.protocol.indexOf('https:')==0?'s':'') + "://" + rwSetup.rwTagServerGIF;
rwString = rwString + "?" + (typeof rwPrefix =="string" && rwPrefix.length>0 ? rwPrefix + "&" : "")  + rwParameters();
rwString = rwString + "&rw.ul=" + escape(location.href.substring(0, location.href.lastIndexOf("/")+1) + rwPage) + "&rw.rf=" + escape(location.href);
if (typeof rwPageTitle =="string" && rwPageTitle.length>0 && rwSetup.rwSendTitle){
rwString = rwString + "&rw.ti=" + escape(rwPageTitle);
}
return rwTagServer(rwString);
}
return null;
}
function rwCookieTag(){
var rwCookieName = rwSetup.rwCookieName
var rwCookiePath = "/";
var rwCookieDomain = rwSetup.rwCookieDomain;
var rwCookieDays = rwSetup.rwCookieDays;
var rwCookieString = "";
if (rwCookieName.length == 0){
return "";
}
rwCookieString = rwGetCookieLastValue( rwCookieName );
if (typeof rwCookieString =="string" && rwCookieString.length>0){
return "rw.ck=" + rwCookieString;
}
if (rwSetup.rwCookieCreate == false){
return "rw.ck=";
} else {
var rwNowString = new Date().getTime();
var rwCookieString = "rwtag." + location.href.length + "." + navigator.userAgent.length + "." + rwNowString;
var rwCookieExpiry = null;
if (rwCookieDays>0) {
rwCookieExpiry = new Date();
rwCookieExpiry.setDate(rwCookieExpiry.getDate() + parseInt(rwCookieDays))
rwCookieExpiry = rwCookieExpiry.toGMTString();
}
rwSetCookie( rwCookieName, rwCookieString, rwCookieExpiry, rwCookiePath, rwCookieDomain, null);
rwCookieString = "";
rwCookieString = rwGetCookieLastValue(rwCookieName);
if (typeof rwCookieString =="string"){
return "rw.ck=" + rwCookieString + "&rw.ckcreated=" +  rwNowString;
} else {
return "rw.ck=";
}
}
return "";
}
function rwMetaTags(){
var rwMT = "";
var rwMTags;
if (document.all){
rwMTags = document.all.tags("meta");
} else if (document.documentElement){
rwMTags = document.getElementsByTagName("meta");
}
if (typeof rwMTags !="undefined"){
for (var i=1;i<=rwMTags.length;i++){
var rwMTag=rwMTags.item(i-1);
if (rwMTag.name){
if (rwMTag.name.indexOf('rw.')==0){
rwMT=rwMT+"&"+rwMTag.name+"="+escape(rwMTag.content);
}
}
}
}
return rwMT;
}
function rwParameters(){
var rwNow = new Date();
var rwString = "rw.pf=" + rwSetup.rwProfile + "&rw.nw="+ rwNow.getTime();
if (rwSetup.rwCookieName.length>0){
rwString = rwString + "&" + rwCookieTag();
}
if (rwSetup.rwCookieEnabledCheck == true && rwIsCookieEnabled()==false) {
rwString = rwString + "&rw.ckstatus=disabled";
}
if (rwSetup.rwSequence == true ){
var rwSequence = rwGetCookieLastValue("rwsequence");
if (typeof rwSequence=="string" && rwSequence.length>0){
rwSequence = "" + (parseInt(rwSequence)+1);
rwTagHTML = rwString + "&rw.sq=" + rwSequence;
rwSetCookie("rwsequence",rwSequence,null,"/",rwSetup.rwCookieDomain,null);
} else {
rwSequence = "1";
rwSetCookie("rwsequence",rwSequence,null,"/",rwSetup.rwCookieDomain,null);
rwTagHTML = rwString + "&rw.sq=" + rwSequence;
}
}
return rwString;
}
function rwTag( rwPrefix ){
return rwTagServer( rwURL( rwPrefix ));
}
function rwTagServer( rwURLString ){
var rwTagHTML = rwURLString;
if (rwTagHTML.length>2048&&navigator.userAgent.indexOf('MSIE')>=0){
rwTagHTML=rwTagHTML.substring(0,2040)+"&rw.End=1";
}
if (document.images){
rwImage.src = rwTagHTML;
} else {
rwTagHTML = '<I' + 'MG BORDER=\"0\" NAME=\"rwtag\" WIDTH=\"1\" HEIGHT=\"1\" SRC=\"' + rwTagHTML + ' \" >' ;
document.write( rwTagHTML );
}
if (rwSetup.rwDebug == true) {
document.write("<br/><b>"+rwTagHTML+"</b>");
}
return rwTagHTML;
}
function rwURL( rwPrefix ){
var rwURLString = "";
if (typeof rwTagPrefix== "string" && rwTagPrefix.length>0) {
rwURLString = rwTagPrefix;
}
if (typeof rwPrefix == "string" && rwPrefix.length>0){
rwURLString = (rwURLString.length>0 ? rwURLString + "&" : "") + rwPrefix;
}
rwURLString = "?" + (rwURLString.length>0 ? rwURLString + "&" : "") + rwParameters();
rwURLString = "http"+(window.location.protocol.indexOf('https:')==0?'s':'')+"://" + rwSetup.rwTagServerGIF + rwURLString;
if (rwSetup.rwSendURL == true){
rwURLString = rwURLString + "&rw.ul=" + escape(location.href);
}
rwURLString = rwURLString + "&rw.rf=" + escape(window.document.referrer);
if (rwSetup.rwCheckMetaTags == true){
rwURLString = rwURLString + rwMetaTags();
}
if (rwSetup.rwSendTitle == true) {
rwURLString = rwURLString + "&rw.ti=" + escape(document.title);
}
return rwURLString;
}
function rwIsCookieEnabled() {
var rwEnabled = (typeof document.cookie == "string" && document.cookie.length>0 ? true : false);
if ( rwEnabled == false && typeof document.cookie == "string"){
document.cookie = "rwCheckCookie=testing";
if (document.cookie == "rwCheckCookie=testing"){
rwEnabled = true;
}
}
return rwEnabled;
}
function rwGetCookieLastValue( rwCookieName ) {
if (typeof rwCookieName=="string" && rwCookieName.length>0){
var rwString = "; " + rwCookieName + "=";
var rwCookie = "; " + document.cookie;
var rwStartPos = rwCookie.lastIndexOf( rwString );
if (rwStartPos>-1){
rwStartPos = rwStartPos + rwString.length;
var rwEndPos = rwCookie.indexOf( ";", rwStartPos );
rwString = rwCookie.substring( rwStartPos, (rwEndPos<0 ? rwCookie.length : rwEndPos ));
return unescape(rwString);
}
}
return "";
}
function rwSetCookie(name, value, expires, path, domain, secure) {
document.cookie = name + "=" + escape (value) +
((expires) ? "; expires=" + expires : "") +
((path) ? "; path=" + path : "") +
((domain) ? "; domain=" + domain : "") +
((secure) ? "; secure" : "");
}