function initHelpBox() {
        var oContent = $("helpBox_content");
        
        var title    = "helpBox_title";
        var popup    = "helpBox_div";
        
        // make sure the given popup exists
        if(popup && oContent) {
            // load the help box form using AJAX
            sURL = $("helpFile").value;
            var oRequest = new Ajax.Request(sURL, {
                onComplete : function(p_oRequest)
                {
                    oContent.innerHTML = p_oRequest.responseText;
                    showPopup(popup);
                    
                    initPopup(popup, title);
                }, 
                onException : function(p_oRequest, p_oException)
                {
                    throw p_oException;
                },
                onLoaded : function()
                {
                }
            });
        }
    }
    
    function showHelpBox() {
        if(showHelpBox.first) {
            initHelpBox();
            showHelpBox.first = false;
        }
        else {
            showPopup("helpBox_div");
        }
    }
    showHelpBox.first = true;