function showPopup(url, width, height) {
	if (parseFloat(navigator.appVersion) >= 4.0) {
		pos_x = parseInt(screen.width / 2.0) - (width / 2.0);
		pos_y = parseInt(screen.height / 2.0) - (height / 2.0);
	}

	var win = window.open(url, "popup" + width + "x" + height, "width=" + width + ",height=" + height + ",left=" + pos_x + ",top=" + pos_y + ",resizable=no,scrollbars=yes");
	try {
		win.focus();
		win.moveTo(pos_x, pos_y);
	} catch (e) {
		// How unfortunate.
	}
}
function goFullscreen(page) {
	var URLen=page;
	var windowNamen="mainflashwindow";
	var browserName=navigator.appName;
	var operatingSystem=navigator.platform;
	var version = parseFloat(navigator.appVersion);

	// Netscape check version 4.0+ on Win
	if (browserName.indexOf("Netscape")!=-1 && version>=4.0 && operatingSystem.indexOf("Mac")!=-1) {
		window.open(URLen,windowNamen,'titlebar=no,top=0,left=0,width=' + window.screen.availWidth+',height='+window.screen.availWidth+',screenX=0,screenY=0,top=0,left=0')
	}

	// MSIE Mac check
	else if (browserName.indexOf("Microsoft Internet Explorer")!=-1 && operatingSystem.indexOf("Mac")!=-1) {
		window.open(URLen,windowNamen,'titlebar=no,top=0,left=0,width=' + window.screen.availWidth+',height='+window.screen.availWidth+',screenX=0,screenY=0,top=0,left=0')
	}

	// Netscape Mac check
	else if (browserName.indexOf("Netscape")!=-1 && operatingSystem.indexOf("Mac")!=-1) {
		window.open(URLen,windowNamen,'width='+screen.width+',height='+screen.height+',top=0,left=0');
	}

	// MSIE Windows
	else if (browserName.indexOf("Microsoft Internet Explorer")!=-1 && operatingSystem.indexOf("Win")!=-1) {
		//window.open(URLen,windowNamen,'fullscreen=yes')
		var win = window.open(URLen,windowNamen,'titlebar=0,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,top=0,left=0,width=' + window.screen.availWidth+',height='+window.screen.availHeight+',screenX=0,screenY=0,top=0,left=0')
		win.resizeTo(screen.width, screen.height);
		//win.moveTo(1, 1);
		//win.moveTo(0, 0);
		//win.resizeTo(screen.width, screen.height);
	}

	// Netscape Windows
	else if (browserName.indexOf("Netscape")!=-1 && operatingSystem.indexOf("Win")!=-1) {
		window.open(URLen,windowNamen,'width='+screen.width+',height='+screen.height+',top=0,left=0');
	} else {
		window.open(URLen,windowNamen);
	}
}

function scrola($sobe_ou_desce) {
    if($sobe_ou_desce=='sobe') {
        while(document.body.scrollTop>1) {
            window.scrollTo(0,document.body.scrollTop - 5);
        }
    } else {
        while(document.body.scrollTop<document.body.scrollHeight - document.body.clientHeight) {
            window.scrollTo(0,document.body.scrollTop + 5);
        }
    }
}