acao para preenchar campos de um frame

imaginem 2 frames:

<frameset rows="90,*" frameborder="NO" border="0" framespacing="0" cols="*">
 <frame name="topFrame" scrolling="NO" noresize src="superior.htm" >
 <frame name="mainFrame" src="https://www.coelce.com.br/">
</frameset>

e na pagina superior.htm tem o codigo de preenchimento abaixo, mas ao clicar o botao os campos nao sao preenchidos...

onde esta o erro?

<script type="text/javascript">

var auto ={

ctl00_ctl00_ctl00_ContentPlaceHolderDefault_ContentPlaceHolderDefault_Login_3_LoginView1_CadastroLogin1_UserName: "user@hotmail.com", ctl00_ctl00_ctl00_ContentPlaceHolderDefault_ContentPlaceHolderDefault_Login_3_LoginView1_CadastroLogin1_Password: "senha",

 fillerup: function() {

 var all_inputs = document.getElementsByTagName('input');
 var all_selects = document.getElementsByTagName('select');
 var all_textareas = document.getElementsByTagName('textarea');

 // selects
 for (var i = 0, max = all_selects.length; i < max; i++) {
 var sel = all_selects[i]; // current element
 if (sel.selectedIndex != -1
 && sel.options[sel.selectedIndex].value) {
 continue; // has a default value, skip it
 }
 var howmany = 1; // how many options we'll select
 if (sel.type == 'select-multiple') { // multiple selects
 // random number of options will be selected
 var howmany = 1 + this.getRand(sel.options.length - 1);
 }
 for (var j = 0; j < howmany; j++) {
 var index = this.getRand(sel.options.length - 1);
 sel.options[index].selected = 'selected';
 // @todo - Check if the selected index actually
 // has a value otherwise try again
 }
 }

 // textareas
 for (var i = 0, max = all_textareas.length; i < max; i++) {
 var ta = all_textareas[i];
 if (!ta.value) {
 ta.value = this.getRandomString(10)
 + '\n\n'
 + this.getRandomString(10);
 }
 }

 // inputs
 for (var i = 0, max = all_inputs.length; i < max; i++) {
 var inp = all_inputs[i];
 var type = inp.getAttribute('type');
 if (!type) {
 type = 'text'; // default is 'text''
 }
 if (type == 'checkbox') {
 // check'em all
 // who knows which ones are required
 inp.setAttribute('checked', 'checked');
 /* ... ooor random check-off
 if (!inp.getAttribute('checked')) {
 if (Math.round(Math.random())) { // 0 or 1
 inp.setAttribute('checked', 'checked');
 }
 }
 */
 }

 if (type == 'radio') {

 var to_update = true;
 // we assume this radio needs to be checked
 // but in any event we'll check first

 var name = inp.name;
 var input_array = inp.form.elements[inp.name];
 for (var j = 0; j < input_array.length; j++) {
 if (input_array[j].checked) {
 // match! already has a value
 to_update = false;
 continue;
 }
 }

 if (to_update) {
 // ok, ok, checking the radio
 // only ... randomly
 var index = this.getRand(input_array.length - 1);
 input_array[index].setAttribute('checked', 'checked');
 }
 }

 if (type == 'password') {
 if (!inp.value) {
 inp.value = this.getPassword();
 }
 }
 if (type == 'text') {
 if (!inp.value) {
 // try to be smart about some stuff
 // like email and name
 if (inp.name.indexOf('name') != -1) { // name
 inp.value = this.getRandomName() + ' ' + this.getRandomName();
 } else if (inp.name.indexOf('email') != -1) { // email address
 inp.value = this.getRandomString(1) + '@example.org';
 } else {
 inp.value = this.getRandomString(1);
 }
 }
 }
 }

 },
 getRandomString: function (how_many_words) {
 if (!how_many_words) {
 how_many_words = 5;
 }
 if (!this.words) {
 this.words = this.blurb.split(' ');
 }
 var retval = '';
 for (var i = 0; i < how_many_words; i++) {
 retval += this.words[this.getRand(this.words.length) - 1];
 retval += (i < how_many_words - 1) ? ' ' : '';
 }
 return retval;
 },
 getRandomName: function () {
 if (!this.split_names) {
 this.split_names = this.names.split(' ');
 }
 return this.split_names[this.getRand(this.split_names.length) - 1];
 },
 getPassword: function () {
 // always use the same password
 // in case there is a password confirmation
 if (!this.password) {
 this.password = 'secret';
 }
 return this.password;
 },
 getRand: function (count) {
 return Math.round(count * Math.random());
 }
}
 </script>

</head>
<body bgcolor="#FFFFFF" text="#000000">

<center>

CLIQUE PARA PRENCHER OS CAMPOS

<form action="" onsubmit="return false;">
<button onclick="auto.fillerup()">
 "CLICAR PARA PREENCHER"
</button>
</form>

</body>
</html>