function OnMouse (ImgName, name) {
 if (document.images) {
    document.images[ImgName].src = "pics/" + name + ".gif";
 }
}

function NoMouse (ImgName) {
 if (document.images) {
    document.images[ImgName].src = "pics/blank.gif";
 }
}

//Preload Some Images
dragonfly1 = new Image(20, 40);
dragonfly1.src = "pics/dragonfly1.gif";

dragonfly2 = new Image(20, 40);
dragonfly2.src = "pics/dragonfly2.gif";

dragonfly3 = new Image(20, 40);
dragonfly3.src = "pics/dragonfly3.gif";

dragonfly4 = new Image(20, 40);
dragonfly4.src = "pics/dragonfly4.gif";

dragonfly5 = new Image(20, 401);
dragonfly5.src = "pics/dragonfly5.gif";

dragonfly6 = new Image(20, 401);
dragonfly6.src = "pics/dragonfly6.gif";

dragonfly7 = new Image(20, 40);
dragonfly7.src = "pics/dragonfly7.gif";