var imageFiles_df_1 = new Array();
imageFiles_df_1['0'] = new Array ('_images/df_BOISE__ID.gif', '_images/df_BOISE__IDMouseover.gif');

function image_on_df_1 (position) {
   var doc = eval("document.imagedf_1" + position);
   doc.src = imageFiles_df_1[position][1];
}

function image_off_df_1 (position) {
   var doc = eval("document.imagedf_1" + position);
   doc.src = imageFiles_df_1[position][0];
}