// JavaScript Document

function newImage(arg) {
        if (document.images) {
                rslt = new Image();
                rslt.src = arg;
                return rslt;
        }
}

function changeImages() {
        if (document.images && (preloadFlag == true)) {
                for (var i=0; i<changeImages.arguments.length; i+=2) {
                        document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
                }
        }
}

var preloadFlag = false;
function preloadImages() {
        if (document.images) {
                training_over = newImage("images/training-over.gif");
                job_over = newImage("images/job-over.gif");
                employers_over = newImage("images/employers-over.gif");
                career_over = newImage("images/career-over.gif");
                staff_over = newImage("images/staff-over.gif");
                calendar_over = newImage("images/calendar-over.gif");
                navbarmain_training_over = newImage("images/navbarmain-training_over.gif");
                navbarmain_job_over = newImage("images/navbarmain-job_over.gif");
                navbarmain_employers_over = newImage("images/navbarmain-employers_over.gif");
                navbarmain_career_over = newImage("images/navbarmain-career_over.gif");
                navbarmain_staff_over = newImage("images/navbarmain-staff_over.gif");
                navbarmain_calendar_over = newImage("images/navbarmain-calendar_over.gif");
                preloadFlag = true;
        }
}