function createRequestObject() {
    var ro;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        ro = new ActiveXObject("Microsoft.XMLHTTP");
    }else{
        ro = new XMLHttpRequest();
    }
    return ro;
}

 var http = createRequestObject();

function sendReq(sUrl, sId, sSearchString) {
	
	http.open('get', sUrl + '?sId=' + sId + '&sSearch=' + sSearchString);
    	http.onreadystatechange = handleResponse;
    	http.send(null);
}

function handleResponse() {

    if(http.readyState == 4){
        var response = http.responseText;
//        alert (encodeURIComponent);
        var update = new Array();

        if(response.indexOf('|' != -1)) {
            update = response.split('|');
            document.getElementById(update[0]).innerHTML = update[1];
        }
    }
}
function clearResult()
{
	e = document.getElementById("sSearch");
	if (e.value.length < 2)
		document.getElementById('foo').innerHTML = "";
}