function sendData(params, to, oncomplete)
{
    if (typeof oncomplete == 'undefined')
    {
        oncomplete = function() {};
    }
    if (typeof window.ActiveXObject != 'undefined' ) {
        http = new ActiveXObject("Microsoft.XMLHTTP");
        http.onreadystatechange = oncomplete;
    }
    else {
        http = new XMLHttpRequest();
        http.onload = oncomplete;
    }
    http.open("POST", to, true)
    http.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
    http.setRequestHeader("Content-Length", params.length);
    http.setRequestHeader("Connection", "close");
    http.send(params);            
}