function checklogin(login){
//    login=login.replace(/(^\s+)|(\s+$)/g, "");
    if(login.match(/^[a-z0-9_\-\.]{4,15}$/))
  {
    document.getElementById('resultlogin').innerHTML="<span style='color:green'>Login is correct</span>";
    return true;
  }
  else
  {
    document.getElementById('resultlogin').innerHTML="<span style='color:#a00'>Login is incorrect</span>";
    return false;
  }
}
function checkpass(pass){
//    login=login.replace(/(^\s+)|(\s+$)/g, "");
    if(pass.match(/^[a-z0-9_\-\.]{4,15}$/))
  {
    document.getElementById('resultpass').innerHTML="<span style='color:green'>Password is correct</span>";
    return true;
  }
  else
  {
    document.getElementById('resultpass').innerHTML="<span style='color:#a00'>Password is incorrect</span>";
    return false;
  }
}
function checkmail(email){
  email=email.replace(/(^\s+)|(\s+$)/g, "");
  if(email.match(/^[a-z0-9_\-]+(\.[_a-z0-9\-]+)*@([_a-z0-9\-]+\.)+([a-z]{2}|aero|arpa|biz|com|coop|edu|gov|info|int|jobs|mil|museum|name|nato|net|org|pro|travel)$/))
  {
    // document.getElementById('resultmail').innerHTML="<span style='color:green'>E-mail is correct</span>";
    return true;
  }
  else
  {
    // document.getElementById('resultmail').innerHTML="<span style='color:#a00'>E-mail is incorrect</span>";
    return false;
  }
}
function checkbirth(birth){
//    login=login.replace(/(^\s+)|(\s+$)/g, "");
    if(birth.match(/^[0-9]{2}\.[0-9]{2}\.[0-9]{4}$/))
  {
    document.getElementById('resultbirth').innerHTML="<span style='color:green'>Birthday is correct</span>";
    return true;
  }
  else
  {
    document.getElementById('resultbirth').innerHTML="<span style='color:#a00'>Birthday is incorrect</span>";
    return false;
  }
}
function check(email)
{
  if(checkmail(email)){
      document.form.submit();
  }
  else{
      alert("Ââåä¸ííûé Email íå êîððåêòåí, ïîæàëóéñòà ïðîâåðüòå ïðàâèëüíîñòü ââåä¸ííîãî àäðåñà.");
  }
}