AND-3136 - Fixed Issue with setTimeOut of 1 second - onload function for iFrame content being completely loaded triggering a callback would be ideal solution in case of slow connections as the getMpuPosCallback would only pass the Ad coordinates once the iFrame content has loaded, however I've not got this to work at this point and this bug is now on hold whilst a decision is made over Ad positioning, so I'm commiting this setTimeOut solution, now it only applies to Articles with an iFrame