<!--

// this script is for 3 rollover image links, add if you want more

if (document.images) {
img1on = new Image();      
img1on.src = "/images/dg/menu_books_active.gif"; // the mouse over image #1
img2on = new Image();      
img2on.src = "/images/dg/menu_articles_active.gif"; // the mouse over image #2
img3on = new Image();      
img3on.src = "/images/dg/menu_speaking_active.gif"; // the mouse over image #3
img4on = new Image();      
img4on.src = "/images/dg/menu_media_active.gif"; // the mouse over image #4
img5on = new Image();      
img5on.src = "/images/dg/menu_sites_active.gif"; // the mouse over image #5
img6on = new Image();      
img6on.src = "/images/dg/menu_contact_active.gif"; // the mouse over image #6
img7on = new Image();      
img7on.src = "/images/dg/menu_home_active.gif"; // the mouse over image #7

img1off = new Image();      
img1off.src = "/images/dg/menu_books_inactive.gif"; // the default image #1
img2off = new Image();      
img2off.src = "/images/dg/menu_articles_inactive.gif"; // the default image #2
img3off = new Image();      
img3off.src = "/images/dg/menu_speaking_inactive.gif"; // the default image #3
img4off = new Image();      
img4off.src = "/images/dg/menu_media_inactive.gif"; // the default image #4
img5off = new Image();      
img5off.src = "/images/dg/menu_sites_inactive.gif"; // the default image #5
img6off = new Image();      
img6off.src = "/images/dg/menu_contact_inactive.gif"; // the default image #6
img7off = new Image();      
img7off.src = "/images/dg/menu_home_inactive.gif"; // the default image #7
}

function imgOn(imgName) {
if (document.images) {
document[imgName].src = eval(imgName + "on.src");
}
}

function imgOff(imgName) {
if (document.images) {
document[imgName].src = eval(imgName + "off.src");
}
}

// -->