// Test difference between number of bkms on server and on client.
// if difference > some threshold, ask user.
var threshold = YOONO_PREFS.get('bkm.ask.threshold') || 10;
if(Math.abs(serverLinks - clientLinks) > threshold && YOONO_PREFS.get('synchroask')) { // don't ask for unittest (there is no way to set this pref to false, except manually!)