scr=screen.height;
scr1=screen.width;
window.resizeTo(screen.width,screen.height); 
window.moveTo(0,0);


function cha(N){N.style.backgroundColor="#6699FF";}
function re(N){N.style.backgroundColor="#3A4097";}

function chat(N){N.style.backgroundColor="white";}
function ret(N){N.style.backgroundColor="#B6DBFF";}