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 sndReq(action) {
    http.open('get', '/tools/ajax_calendar.php?mydate='+action);
    http.onreadystatechange = handleResponse;
    http.send(null);
}

function handleResponse() {
    if(http.readyState == 4){
        var response = http.responseText;
        var update = new Array();
		var ddl = document.getElementById('calendar_lib_span');
		ddl.innerHTML = response;
    }
}

function pick(mydate) {
    alert(mydate);
}

function pick2(mydate) {
  document.all.date_input.value = mydate;
}

function show() {
		var ddl = document.getElementById('calendar_lib_span');

    if(ddl.style.visibility == "hidden")
        ddl.style.visibility = "visible";
    else
        ddl.style.visibility = "hidden"
}