I user tickerfactory.com, just select the image you want, the slider, then plug in the dates. Copy the code in the bbCode.
Go to your User CP on the DIS site, upper left hand corner, click that, then click edit signature. Paste it into your signature. You just need the part from
1 create the ticker
2 copy the BB code for forums
3 come back to the dis
4 click USER CP
5 click edit signature
6 paste code into your signature
7 click save signature