make a gradient back ground with multiple colors. I suggest just LINEAR gradient... but you can use other options if you like.
follow the instruction on http://www.tutorialboard.net/photoshop-glass-text-effect/ to complete your work. make sure you follow EVERYTHING, including the numbers in the figures.
Photoshop Glass Text Effect
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Hello and welcome to another free Adobe Phtotshop tutorial, today we are going to create a Photoshop Glass Text Effect. We are going to demonstrate how you can achieve in just a couple of steps a Photoshop Glass Text Effect only using layer styles, also the PSD file is available for download to copy and paste the effect.