function CheckEmail(email) {
	//var email = document.getElementById('email').value; 		
	var emailTest = "^[_\\.0-9a-z-]+@([0-9a-z][0-9a-z_-]+\\.)+[a-z]{2,4}$"; 		
	var regex = new RegExp(emailTest); 

	if (!regex.test(email) || !(email.length > 0)) 
		return false;
	else 
		return true;
}		


function CheckField() {
	var usernames = document.getElementById("usernames").value; 		
	var name = document.getElementById("name").value; 			
	var name_organization = document.getElementById("name_organization").value; 			
	var phone = document.getElementById("phone").value; 			
	var email = document.getElementById("email").value; 				
	var secret_question = document.getElementById("secret_question").value; 				
	var answer = document.getElementById("answer").value; 				
	var EnterCode = document.getElementById("EnterCode").value; 				
	
	if (usernames == '' || name == '' || name_organization == '' || phone == '' || email == '' || secret_question == '' || answer == '' || EnterCode == '') 
	{		
		alert('Заполните поля с *'); 
		return false;	
	}	
	else 
	{
		if (!CheckEmail(email)) { 
			alert('Не правильный email.');
			return false;
		} else {                  			
			return true;                				
       	}		
	}
}