function ajaxFunction(url)
{

    var xmlHttpReq = false;
    var self = this;
    // Mozilla/Safari
    if (window.XMLHttpRequest) {
        self.xmlHttpReq = new XMLHttpRequest();
    }
    // IE
    else if (window.ActiveXObject) {
        self.xmlHttpReq = new ActiveXObject("Microsoft.XMLHTTP");
    }
    
    self.xmlHttpReq.open('POST', url, true);
    self.xmlHttpReq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    self.xmlHttpReq.onreadystatechange = function() {
        if (self.xmlHttpReq.readyState == 4) {
            updatepage(self.xmlHttpReq.responseText);
            //alert(self.xmlHttpReq.responseText);
        }
    }
    self.xmlHttpReq.send(null);
}


function updatepage(str){
    document.getElementById("photoContent2").innerHTML = str;
}