function showMedia( url, w, h ) {
	if ( w == 'full') {
		if (window.screen) {		
			w = screen.availWidth;
			h = screen.availHeight - 45;
		} else {
			w = 640; h = 480;
		}
	}
	pad = window.open( url, 'show', 'status,resizable,top=0,left=0,screenX=0, screenY=0,width=' + w + ',height=' + h);
	if (window.focus) {pad.focus()}
}