// Global Variables
var preloadFlag = false;


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) {
        secwf_home_02_over = newImage("images/secwf_home_02-over.gif");
        secwf_home_03_over = newImage("images/secwf_home_03-over.gif");
        secwf_home_04_over = newImage("images/secwf_home_04-over.gif");
        secwf_home_05_over = newImage("images/secwf_home_05-over.gif");
        secwf_home_06_over = newImage("images/secwf_home_06-over.gif");
        secwf_home_16_over = newImage("images/secwf_home_16-over.gif");
        secwf_home_17_over = newImage("images/secwf_home_17-over.gif");
        secwf_home_18_over = newImage("images/secwf_home_18-over.gif");
        secwf_home_19_secwf_home_18_over = newImage("images/secwf_home_19-secwf_home_18.gif");
        preloadFlag = true;
    }
}