var imageFiles_qu_11 = new Array();
imageFiles_qu_11['0'] = new Array ('_images/qu_Willow.gif', '_images/qu_WillowMouseover.gif');
imageFiles_qu_11['1'] = new Array ('_images/qu_Oak.gif', '_images/qu_OakMouseover.gif');
imageFiles_qu_11['2'] = new Array ('_images/qu_Ivy.gif', '_images/qu_IvyMouseover.gif');
imageFiles_qu_11['3'] = new Array ('_images/qu_Ash.gif', '_images/qu_AshMouseover.gif');
imageFiles_qu_11['4'] = new Array ('_images/qu_Hazel.gif', '_images/qu_HazelMouseover.gif');
imageFiles_qu_11['5'] = new Array ('_images/qu_Alder.gif', '_images/qu_AlderMouseover.gif');

function image_on_qu_11 (position) {
   var doc = eval("document.imagequ_11" + position);
   doc.src = imageFiles_qu_11[position][1];
}

function image_off_qu_11 (position) {
   var doc = eval("document.imagequ_11" + position);
   doc.src = imageFiles_qu_11[position][0];
}