Government office to close before Eid holiday?

Good day guys! anybody knows when will be the exact date jawazat offices will close this month before the eid holiday? i will be renewing my wifes visit visa and it will fall on july 28, im worried it will be already close during that time. i will be travelling from al khobar to riyadh and if i go there and it is close it will be for nothing. i hope you can help.

thank you and best regards!

http://www.qppstudio.net/publicholidays2014/saudi_arabia.htm