Cross Platform Application

view story

http://ubuntuforums.org – I want to create a web browser as my project in college ..I use ubuntu 10.10 in PC for more than 1 yr..So i am quite easy with it but now When i want to develop a application that also run on windows platform I would require to install Windows Os on my pc and use C /VB ...But i don't want to do this ..So please tell me which language / software package should i use to create that application ... Don't tell me to use JAVA please...I need some another option.. (Hardware)