function showHideArchivYear(id)
{
	if (document.all['arh' + id].style.display == 'block')
	{
		document.all['arh' + id].style.display = 'none';
	}
	else
		document.all['arh' + id].style.display = 'block';
}

function selectAll(form_name, elem_name, count)
{
	for (var i = 0; i < count; i++)
	{
		document.forms[form_name].elements[elem_name + i].checked = 1;
	}
}

function deselectAll(form_name, elem_name, count)
{
	for (var i = 0; i < count; i++)
	{
		document.forms[form_name].elements[elem_name + i].checked = 0;
	}
}

function isEmail(str, obj)
{
	if (str != "")
	{
		var supported = 0;
		if (window.RegExp)
		{
			var tempStr = "a";
			var tempReg = new RegExp(tempStr);
			if (tempReg.test(tempStr))
				supported = 1;
		}
		if (!supported)
			return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
		var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");
		var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$");
	//	var r3 = new RegExp("^[0-9\\-\\.\\+\\(\\)]+$");
		if (!r1.test(str) && r2.test(str))
			return true;
		else
		{
			alert("Неверный 'E-Mail'");
			obj.focus();
			return false;
		}
	}
	else
		return true;
}