function menuchk()
{
	var curLocation = new String(location);

	if (curLocation.indexOf('order') > 0)
		document.getElementById('zakaz').className = 'active';
	else if (curLocation.indexOf('service') > 0)
		document.getElementById('tematiki').className = 'active';
	else if (curLocation.indexOf('price') > 0)
		document.getElementById('price').className = 'active';
	else if (curLocation.indexOf('clients') > 0)
		document.getElementById('klienti').className = 'active';
	else if (curLocation.indexOf('contact') > 0)
		document.getElementById('contact').className = 'active';
	else if (curLocation == 'http://www.translate-studio.ru/')
		document.getElementById('main').className = 'active';
}