Доп.поле бюджет

<input type="radio" name="group1" id="checkmoney" value="0" checked>Сравню предложения <input type="radio" name="group1" id="checkmoney" value="1"> Уточню бюджет
<script>
$(document).ready(function(){
    setInterval(function(){
        var cur = $('#checkmoney:checked').val();
        if (cur=='0'){
            $('#xfield_holder_money').css('display', 'none');    
        } else {
            $('#xfield_holder_money').css('display', 'block');    
        }
    },5)
});
</script>

<script type="text/javascript">
function Show(a) {
        obj=document.getElementById("mydiv");
        if (a) obj.style.display="block";
        else obj.style.display="none";
}
</script>
<input type="radio" name="1" checked onclick="Show(0);"><label>Сравню предложения</label>
<input type="radio" name="1" onclick="Show(1);"><label>Укажу сумму</label> 
 
<div id="mydiv" style="display:none;">
    <input type="text" size="40" placeholder="Ведите сумму"/>
</div> 

<script type="text/javascript">
function Show(a) {
        obj=document.getElementById("xfield_holder_money");
        if (a) obj.style.display="block";
        else obj.style.display="none";
}
</script>
<input type="radio" name="1" checked onclick="Show(0);"><label>Сравню предложения</label>
<input type="radio" name="1" onclick="Show(1);"><label>Укажу сумму</label>