BOOMR addVar guid

gistfile1.js

var guid;

if(!BOOMR.utils.getCookie(impl.cookieName)) {
	BOOMR.info("Could not find a cookie for " + impl.cookieName, "GUID");
	guid = impl.generate();
	if (!BOOMR.utils.setCookie(impl.cookieName,guid, impl.expires)) {
		BOOMR.subscribe("before_beacon", function() {
			BOOMR.utils.setCookie(impl.cookieName,guid, impl.expires);
		});
	}
	BOOMR.info("Setting GUID Cookie value to: " + guid + " expiring in: " + impl.expires + "s", "GUID");
} else {
	guid = BOOMR.utils.getCookie(impl.cookieName);
	BOOMR.info("Found a cookie named: " + impl.cookieName + " value: " +  guid, "GUID");
}
BOOMR.addVar({guid: guid});
return this;