function checkFormContact(){

  var formObj = document.forms['formContacts'];
  email = formObj.elements['data[email_from]'];
  
  errors = "";
  document.getElementById('errorContactFrom').innerHTML = "";
  
  var re = new RegExp("^[a-zA-Z]+[0-9a-zA-Z_]+@[0-9a-zA-Z]+[\.][a-zA-Z]+$");
  if(re.exec(email.value)==null){
    errors += 'Не правильно введен Email';
  }
	
  if (errors != ""){
    document.getElementById('errorContactFrom').innerHTML = errors;
    return false;
  }
  
  return true;
}