var http = fpv_createRequestObject();

function fpv_createRequestObject() {
    var req;
    if (window.XMLHttpRequest){
        // Firefox, Safari, Opera...
        req = new XMLHttpRequest();
    }
    else if (window.ActiveXObject) {
        // Internet Explorer 5+
        req = new ActiveXObject("Microsoft.XMLHTTP");
    }
    else {
        alert('Problem creating the XMLHttpRequest object');
    }
    return req;
} 

function fpv_LoadComments(page,theobject) {
    commentsCurrentPage = page ? page : 1;
    var myDate = new Date();
    myurl = 'fancomments/loadcomments.php?page='+commentsCurrentPage+'&refresh='+String(myDate.getTime())+'&theid='+theobject;
//alert(myurl);
   http.open('get', myurl);
    http.onreadystatechange = fpv_LoadComments_callback;
    http.send(null);
}

function fpv_LoadComments_callback() {
    if (http.readyState == 4 && http.status == 200) {
        var response = http.responseText;
	
	//alert(response);
		//do not display not found if no file exists
		if (response.indexOf("<h1>Not Found</h1>") != -1) {
			response = '';
		} 
        if (response) {
            document.getElementById('sg1_comments').innerHTML = '<font color=#000000>'+response+'</font>';
        }
        else {
            document.getElementById('sg1_comments').innerHTML = "<font color=#000000>No Comments</font>";
        }
        // get number of pages out of HTML comment <!--cNM(5)-->
		var regexpCP = /<!--cNM\((\d+)\)-->/;
		var aryMatches = regexpCP.exec(response);
		if (!aryMatches) {
			// not found...
		}
		else {
			if (!isNaN(aryMatches[1])) {
				commentsNumPages = parseInt(aryMatches[1]);
			}
		}

		fpv_BuildCommentPaging(commentsNumPages, commentsCurrentPage);

    }
}