function createRequestObject() {
    var tmpXmlHttpObject;
    if (window.XMLHttpRequest) { 
        tmpXmlHttpObject = new XMLHttpRequest();
    } else if (window.ActiveXObject) { 
        tmpXmlHttpObject = new ActiveXObject("Microsoft.XMLHTTP");
    }
    return tmpXmlHttpObject;
}

var http = createRequestObject();

function makeGetRequest(pid, soc, page, uid) {
    http.open('get', '/suggestify.php?pid=' + pid + '&soc=' + soc  + '&page=' + page + '&uid=' + uid);
    http.onreadystatechange = processResponse;
    http.send(null);
}

function processResponse() {
    if(http.readyState == 4){
        var response = http.responseText;
        document.getElementById('suggestions').innerHTML = response;
    }
}