[JavaScript] Email 체크

  1 function email_chk(mail){ 
  2  var t = escape(mail); 
  3  if(t.match(/^(\w+)@(\w+)[.](\w+)$/ig) == null && t.match(/^(\w+)@(\w+)[.](\w+)[.](\w+)$/ig) == null){ 
  4   return false;
  5  } else { 
  6   return true;
  7  } 
  8 }