Pls help i don't know what to do?

okay for a long time about 5 years ive been afraid to go outside because i think every ones is looking at me and talking about me and laughing and sometimes ive caught ppl looking at me and then making jokes and some ppl have shouted calling me a ugly freak i also get called ugly freak from my mom and alot of other things i know i look weird but what should i do should i just kill myself and get life over with? im 19 and i dont act like other teenagers i dont go out and get drunk and when i do talk to ppl i usually talk about crap stuff like films or television, so i struggle to talk to ppl mainly girls, what should i do? this is what i look like i would like honest answers pls i don't want sympathy answers http://pulse.yahoo.com/_7DBCVLBSZH63VNDNRREJ25WXCQ/album/photos/501533