function popup_window( url, id, width, height ) {
	popup = window.open( url, id, 'toolbar=no,scrollbars=no,location=no,statusbar=no,menubar=no,resizable=no,width=' + width + ',height=' + height + '' );
	popup.focus();
}

function popup_browser( url, id, width, height ) {
	popup = window.open( url, id, 'toolbar=yes,scrollbars=yes,location=yes,statusbar=yes,menubar=yes,resizable=yes,width=' + width + ',height=' + height + '' );
	popup.focus();
}