i=0
movi=7
function mover(){
setTimeout("mover1()",50);
}
function mover1(){
if (i<5){
window.moveBy(-movi,-movi);
setTimeout("mover2()",50)
}
else {
setTimeout("espera()",8000)
}
}
function mover2(){
window.moveBy(+movi,+movi);
setTimeout("mover3()",50)
}
function mover3(){
window.moveBy(+movi,-movi);
setTimeout("mover4()",50)
}
function mover4(){
window.moveBy(-movi,+movi);
i++
setTimeout("mover1()",50)
}
function espera(){
i=0;
mover();
}
mover();