var imageFiles_bv_7 = new Array();
imageFiles_bv_7['0'] = new Array ('_images/bv_Melbourne.gif', '_images/bv_MelbourneMouseover.gif');

function image_on_bv_7 (position) {
   var doc = eval("document.imagebv_7" + position);
   doc.src = imageFiles_bv_7[position][1];
}

function image_off_bv_7 (position) {
   var doc = eval("document.imagebv_7" + position);
   doc.src = imageFiles_bv_7[position][0];
}