Javascript - How can i pass a variable via javascript!!!

<div id="wrapper">
<div id="content">
<form>
Select a Customer:
<select id="oneone" name="oneone" value="">
<option value="s_last">last</option>
<option value="s_first ">first</option>
<option value="c_city">cirty</option>
</select>
</form>

<div>
<form method="get" action="" class="asholder">
	<small style="float:right">Hidden ID Field: <input type="text" id="testid" value="" style="font-size: 10px; width: 20px;" disabled="disabled" /></small>
	<label for="testinput">Person</label>
	<input style="width: 200px" type="text" id="testinput" value="" /> 
	<input type="submit" value="submit" />
</form>
</div>
</div>

<script type="text/javascript">


	var options = {
		script:"test.php?json=true&limit=6&",
		varname:"input",
		json:true,
		shownoresults:false,
		maxresults:6,
		callback: function (obj) { document.getElementById('testid').value = obj.id; }
			};
	
	var as_json = new bsn.AutoSuggest('testinput', options);
	
		var optionsa = {
		script:"test.php?",
		varname:"one",
		json:false
		};
	var as_jsona = new bsn.AutoSuggest('oneone', optionsa);
</script>

$input =$_GET['input'];
$q =$_GET["one"];