function wait_init() {
	window.top.document.getElementById('wait').style.display="block";
}
function wait_finish() {
	window.top.document.getElementById('wait').style.display="none";
}
function load_page(page) {
	wait_init();
	if(page=='index.php') document.location.href=page;
	else document.getElementById('corpo').src=page;
}
function resize() {
	//Redimensiona iFrame para (tam.útil - tam.banner - tam.scroll)
	document.getElementById("corpo").style.height=document.body.clientHeight-25-4+"px";
}