function openwin(link, scroll, width, height)
{
  str = '"menubar=no, resizable=yes, ';
  if (scroll == 'yes') str += 'scrollbars=yes, ';
  str += 'width=' + width + ', height=' + height + '"';
  win = window.open(link, "", str);
}

function emailCheck ()
{
  var el = document.form1;
  if (el.fio.value == '' || el.fio.value == 'Ваше имя')
  {
    alert("Введите Ваше имя!");
    el.fio.focus();
    return false;
  }

  emailStr = el.email.value;
  var emailPat = /^(.+)@(.+)$/
  var specialChars = "\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
  var validChars = "\[^\\s" + specialChars + "\]"
  var quotedUser = "(\"[^\"]*\")"
  var ipDomainPat = /^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
  var atom = validChars + '+'
  var word = "(" + atom + "|" + quotedUser + ")"
  var userPat = new RegExp("^" + word + "(\\." + word + ")*$")
  var domainPat = new RegExp("^" + atom + "(\\." + atom +")*$")
  var matchArray = emailStr.match(emailPat)
  if (matchArray == null)
  {
    alert("Email адрес неверный (проверьте @ и . )!");
    document.form1.email.focus();
    return false;
  }
}