function togglePanel( which, number ) {
	if (which.className.indexOf('toggle_close')!=-1) {
		which.className = 'toggle_open big';
		document.getElementById('switcher_'+number).style.display = 'block';
	} else {
		which.className = 'toggle_close big';
		document.getElementById('switcher_'+number).style.display = 'none';
	}
}