[monolithed]

<script type="text/javascript">
window.onload = function(){
    document.forms[0].onsubmit = function(){
        var input = this.elements, i = input.length-1, array = [];
        while(i--){
            array.push(input[i].value);
        }
        alert(array.reverse().join());
    };
};
</script>

<form action="" method="">
    <input type="text" name="input" />
    <input type="text" name="input" />
    <input type="text" name="input" />
    <input type="submit" name="input" />
</form>