Changeing Picture in Lync Client

By dedault URL Picture  on Your Lync Client 2013 are disabled.
With this simple script you can use Picture from URL.

$pe=New-CsClientPolicyEntry -Name EnablePresencePhotoOptions -Value True

$po=Get-CsClientPolicy -Identity Global

$po.PolicyEntry.Add($pe)

Set-CsClientPolicy -Instance $po

Run this from Management Shell on Your frontendserver but if you have more than Global Policy well then you must change Your Identity for Your policy.