Transferring data to computer with broken screen

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http://forums.androidcentral.com – Sadly, I've only had my Galaxy S3 for half a year and it fell off a car yesterday, destroying the glass screen and the digitizer. I have a lot of pictures and videos of much sentimental value that I must get off my phone. The phone still works though, I can turn it on and off and still hear the sound effects. I also still get notifications and still receive calls. Simply put, the phone is still running but with a broken screen. It is not rooted, is running Android 4.1, and USB-debugging is NOT on. When I connect it via USB to my computer, it shows up as a Portable Media Player and I cannot (HowTos)