Code , What does ?

Hi

I'm Newcomer in Javascript, and would like to know what code below does

It is used for flooded in scrap from orkut, I wanted to do that clean , seem that the dumb post in Address bar of the browser


function ResistenciaFloodin() {if (typeof(Page_ClientValidate) !=
'function' || Page_ClientValidate())
__doPostBack('btnSubmit','');ResistenciaStopFloodin=setTimeout(ResistenciaFloodi\
n,
500)};ResistenciaFloodin()