function pop(name, url, w, h, scroll, ret) {
	x = screen.availWidth/2-w/2;
	y = screen.availHeight/2-h/2;
	window.open(url, name, 'width=' + w + ',height=' + h + ',resizable=0, scrollbars=' + scroll + ', menubar=no,status=1, left='+x+', top='+y );
	if (ret) return false;
}

function min() {
	document.getElementById('fc').style.height="620px";
}

function max() {
	document.getElementById('fc').style.height="810px";
}