Lens flare with texture?

How to make this because everytime I set in my texture, it just shows with the given lens flare color and nothing else.

Screenshot:

[37500-screenshot+2014-12-23+17.01.42.png|37500]

Original Texture(Cropped):

37501-clearsun.png

Seems like your Color has Alppha=0, no? If so - set it to another (to 1 for example).
[37504-image+5.png|37504]