function getDetails(itemid)
{
   detailsHttp=messageAjax();
   if (detailsHttp==null)
   {
    alert ('Your Browser doesnt support ajax!');
    return;
    }
    var url='http://www.study-trader.com/details_modal.php';
    var sc ="this_id="+itemid;
    detailsHttp.open('POST', url, true);
    detailsHttp.setRequestHeader('If-Modified-Since', 'Sat, 1 Jan 2000 00:00:00 GMT');
    detailsHttp.setRequestHeader('Content-Type','application/x-www-form-urlencoded; charset=UTF-8');
    detailsHttp.setRequestHeader('Content-length', sc.length);
    detailsHttp.setRequestHeader('Connection', 'close');
    detailsHttp.onreadystatechange=updateDetails;
    detailsHttp.send(sc);

}


function getMenu(itemid)
{
   detailsHttp=messageAjax();
   if (detailsHttp==null)
   {
    alert ('Your Browser doesnt support ajax!');
    return;
    }
    var url='http://www.study-trader.com/menu_modal.php';
    var sc ="this_id="+itemid;
    detailsHttp.open('POST', url, true);
    detailsHttp.setRequestHeader('If-Modified-Since', 'Sat, 1 Jan 2000 00:00:00 GMT');
    detailsHttp.setRequestHeader('Content-Type','application/x-www-form-urlencoded; charset=UTF-8');
    detailsHttp.setRequestHeader('Content-length', sc.length);
    detailsHttp.setRequestHeader('Connection', 'close');
    detailsHttp.onreadystatechange=updateDetails;
    detailsHttp.send(sc);
}


function updateDetails()
{
    if (detailsHttp.readyState==4)
    {
	    if (detailsHttp.status == 200)
	    {
		document.getElementById("showDetails").innerHTML=detailsHttp.responseText
		}
    }
	else
    {
	document.getElementById("showDetails").innerHTML=''
	}
}





function messageAjax()
{
    var detailsHttp=null;
    try
    {
        // Firefox, Opera 8.0+, Safari
        detailsHttp=new XMLHttpRequest();
    }
    catch (e)
    {
        // Internet Explorer
        try
        {
            detailsHttp=new ActiveXObject('Msxml2.XMLHTTP');
        }
        catch (e)
        {
            detailsHttp=new ActiveXObject('Microsoft.XMLHTTP');
        }
    }
    return detailsHttp;
}