function showFullScreen(url) {
	if (window.screen) {		
		w = screen.availWidth;
		h = screen.availHeight - 45;
	} else {
		w = 640; 
		h = 480;
	}

	bigshow = window.open( url, 'ext', 'status,resizable,top=0,left=0,screenX=0, screenY=0,scrollbars=no,width=' + w + ',height=' + h);
	if (window.focus) {bigshow.focus()}
}

function showWin(url, w, h) {
	theshow = window.open( url, 'ext', 'status,resizable,width=' + w + ',height=' + h);
	if (window.focus) {theshow.focus()}
}