function check_mail(form_name)
	{
		reg = /[а-яА-Я]/g;
		document.forms[0].elements[form_name].value = document.forms[0].elements[form_name].value.replace(reg,'')

		var tdata = document.forms[0].elements[form_name].value;
		reg = /^.+\@.+\.(\W+|\D+)$/;
		
		if(reg.exec(tdata) || !tdata)
		{ return true } else { 
		//return false 
		alert ("Неправильно указан E-mail");
		document.forms[0].elements[form_name].focus();
		document.forms[0].elements[form_name].select();
		}
	}

var virt=1;

function CheckFI() {
			
		if ((document.forms['form'].what.value || document.forms['form'].action_selector[0].checked || document.forms['form'].action_selector[1].checked || document.forms['form'].action_selector[3].checked))
		    {
				
				return false;
			} else {
				alert(document.forms['form'].what.value)
				alert ("Вы не заполнили одно из обязательный полей");
				return true;
				//alert(document.forms['form'].what.value);
			}

		}
		
function loadpopunder(wa){
	win4 = window.open(wa, '123', 'resizable=no menubar=yes,scrollbars=yes,width=450,height=270');
}
	function gop(i) {
		if (i.className == 'viz') {
		i.className = 'hid';
		}
		else {
			i.className = 'viz';
		}
	}

	function viz(i) {
		if (i.className == 'viz') {
			i.className = 'hid';
		}
		else {
			i.className = 'viz';
		}
	}