progress bar in as 2.0 for html loading using CS4

hi

i need to create a progress bar which will increment while the html page is loading in mobile web browser for flashlite 3.0.i need to load html into flashlite.

how can i create a progress bar which increments and disappears when the html page is loaded completely? i also need to add icons like reload , cancel etc in the go to address bar,where user enters URL.

is there any source code available?please help me