tealiumIdsProjectJS.js

function getCookie(name){
    var match = document.cookie.match(name + '=([^;]*)');
    return match ? match[1] : undefined;
}
var tealium_cookie = getCookie('utag_main');

function setTealiumIds(tealium_cookie) {

if(!!tealium_cookie){
var tealium_vid = tealium_cookie.split('v_id:')[1].split('$')[0];

var tealium_sid = tealium_cookie.split('ses_id:')[1].split('%')[0];

window.optimizely = window.optimizely || [];
window.optimizely.push({
  "type": "user",
  "attributes": {
    "tealium_vid": tealium_vid
  }
});

window.optimizely = window.optimizely || [];
window.optimizely.push({
  "type": "user",
  "attributes": {
    "tealium_sid": tealium_sid
  }
});
}
}
setTealiumIds(tealium_cookie);