function newImage( imgSrc ){

    var imgName = new Image();
    imgName.src = imgSrc;

    return imgName;

}

function change( imgName, imgLocation )
{
    document[imgName].src = imgLocation ;
}

var preloadFlag = false;
function loadImages()
{
    if (document.images)
    {
        //****Edit this list to include rollover state images ****
        //****Example: aboutus_over = newImage( "images/aboutus-over.gif" );
        property_over = newImage("/images/layout/search-but-on.gif");
        agents_over = newImage("/images/layout/agent-but-on.gif");
        relo_over = newImage("/images/layout/relo-but-on.gif");
        contact_over = newImage("/images/layout/contact-but-on.gif");
        franchising_over = newImage("/images/layout/fran-button-on.gif");
        buy_over = newImage("/images/layout/buy-button-on.gif");
        sell_over = newImage("/images/layout/sell-button-on.gif");

        preloadFlag = true;
    }
}