function changeImg(cImg,ref) {
document.images[cImg].src = ref.src
}

home_img = new Image(150,24)
home_img.src = "images/menu_home.jpg"
home_over_img = new Image(150,24)
home_over_img.src = "images/menu_home_mo.jpg"

about_us_img = new Image(150,24)
about_us_img.src = "images/menu_about_us.jpg"
about_us_over_img = new Image(150,24)
about_us_over_img.src = "images/menu_about_us_mo.jpg"

contact_us_img = new Image(150,24)
contact_us_img.src = "images/menu_contact_us.jpg"
contact_us_over_img = new Image(150,24)
contact_us_over_img.src = "images/menu_contact_us_mo.jpg"

download_img = new Image(150,24)
download_img.src = "images/menu_download.jpg"
download_over_img = new Image(150,24)
download_over_img.src = "images/menu_download_mo.jpg"

faq_img = new Image(150,24)
faq_img.src = "images/menu_faq.jpg"
faq_over_img = new Image(150,24)
faq_over_img.src = "images/menu_faq_mo.jpg"

features_img = new Image(150,24)
features_img.src = "images/menu_features.jpg"
features_over_img = new Image(150,24)
features_over_img.src = "images/menu_features_mo.jpg"

online_help_img = new Image(150,24)
online_help_img.src = "images/menu_online_help.jpg"
online_help_over_img = new Image(150,24)
online_help_over_img.src = "images/menu_online_help_mo.jpg"

register_img = new Image(150,24)
register_img.src = "images/menu_register.jpg"
register_over_img = new Image(150,24)
register_over_img.src = "images/menu_register_mo.jpg"