Step 1) Start by creating a new document: size and backgrounds don't matter.

Step 2) Type in what you want your text to say using the text tool. (See Image Below)

Step 3) Right-Click on your text later and click on blending options. Check the inner shadow box and use these settings.

Step 4) Duplicate your text layer. Right-click on the duplicated later and go to blending options. There, uncheck the inner shadow box.

Step 5) Create a layer mask by clicking on the button with a white circle in the layers palette. This is what you're supposed to be clicking on.

Step 6) Press 'D' to make your colors default. Get a brsuh with these settings:

Step 7) On the layer mask, randomly brush until you think it looks good.
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There is the tutorial.

Follow the pictures in the tutorial. I could fix thesmall images so that they were only white, but I don't really want to waste my time.

This is a nice tutorial.