function validateEmail(email) {
//проверка введённого email
  var reg = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/
  if (!email.match(reg)) {
    return (false);
  }
  return(true);
}	

	
	function check_form()
	{
		var name = document.getElementById('text_name');
		var email = document.getElementById('text_email');
		var msg = document.getElementById('text_msg');
		
		var name_rez=false;
		var email_rez=false;
		var msg_rez=false;
		var correct_email=false;
		
		var name_error=document.getElementById('name_err');
		var email_error=document.getElementById('email_err');
		var text_error=document.getElementById('msg_err');
		var correct_error=document.getElementById('correct_error');

		if(name.value=="")
			{
				//alert('Заполните поле "Ваше имя"');
				name_error.style.display="block";
			}
			else
			{
				name_error.style.display="none";
				name_rez=true;
			}

			

			if(email.value=="")
			{
				//alert('Заполните поле "Ваш имейл"');
				email_error.style.display="block";
			}
			else
			{
				email_error.style.display="none";
				email_rez=true;
			}
						
			if(msg.value=="")
			{
				text_error.style.display="block";
				//alert('1111');
			}
			else
			{
				text_error.style.display="none";
				msg_rez=true;
			}

			if(msg_rez==true)
			{
				if(validateEmail(email.value))
				{
					correct_error.style.display="none";
					correct_email=true;
				}
				else
				{
					correct_error.style.display="block";
				}
			}

			if (email_rez==true&&name_rez==true&&msg_rez==true&&correct_email==true) return true;
			else return false;

}


function check_email()
	{
		var name = document.getElementById('name');
		var email = document.getElementById('email');
		var msg = document.getElementById('msg');
		
		var name_rez=false;
		var email_rez=false;
		var msg_rez=false;
		var correct_email=false;
		
		var name_error=document.getElementById('name_error');
		var email_error=document.getElementById('email_error');
		var text_error=document.getElementById('msg_error');
		var correct_error=document.getElementById('correct_error');

		if(name.value=="")
			{
				//alert('Заполните поле "Ваше имя"');
				name_error.style.display="block";
			}
			else
			{
				name_error.style.display="none";
				name_rez=true;
			}

			

			if(email.value=="")
			{
				//alert('Заполните поле "Ваш имейл"');
				email_error.style.display="block";
			}
			else
			{
				email_error.style.display="none";
				email_rez=true;
			}
						
			if(msg.value=="")
			{
				text_error.style.display="block";
				//alert('1111');
			}
			else
			{
				text_error.style.display="none";
				msg_rez=true;
			}

			if(msg_rez==true)
			{
				if(validateEmail(email.value))
				{
					correct_error.style.display="none";
					correct_email=true;
				}
				else
				{
					correct_error.style.display="block";
				}
			}

			if (email_rez==true&&name_rez==true&&msg_rez==true&&correct_email==true) return true;
			else return false;

}