Create a hidden form field and modify it's value onChange:
<form>
<input type="hidden" name="formfield" id="formfield" />
</form>

<script>
...
onChange: function(v){
    $('changed').innerHTML = 'Changed Value : '+v;
    $('formfield').value = v;
},
...
</script>

On Jul 27, 2:43 pm, autocat <jim.m...@gmail.com> wrote:
> js noob here... how do I pass aslider'schanged value into a
> querystring or form? I want to reload the page and use theslider's
> changed value to set image widths. This is thesliderscript I'm
> using:
>
> <script type="text/javascript">
>    window.onload = function() {
>        new Control.Slider('handle1' , 'track1',
>       {
>            range: $R(1,410),
>            sliderValue: 100,
>            onChange: function(v){
>                $('changed').innerHTML = 'Changed Value : '+v;
>            },
>            onSlide: function(v) {
>                $('sliding').innerHTML = 'Sliding Value: '+v;
>           }
>        } );
>       new Control.Slider('handle2' , 'track2',
>       {
>            range: $R(75,410),
>            axis:'vertical',
>            sliderValue: 410,
>            onChange: function(v){
>                  $('changed').innerHTML = 'Changed Value : '+v;
>            },
>            onSlide: function(v) {
>                  $('sliding').innerHTML = 'Sliding Value: '+v;
>           }
>        } );
>
> }
>
> </script>
>
> Thanks in advance.

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