if (document.images){
   home_on = new Image
   whatis4h_on = new Image
   join4h_on = new Image
   events_on = new Image
   clubs_on = new Image
   projects_on = new Image
   newsletter_on = new Image
   teacherresources_on = new Image
   volunteerresources_on = new Image
   urbanoutreach_on = new Image
   prairieview_on = new Image
   links_on = new Image
   
   home_on.src = "4hhome.gif"
   whatis4h_on.src = "whatis4h.gif"
   join4h_on.src = "join4h.gif"
   events_on.src = "events.gif"
   clubs_on.src = "clubs.gif"
   projects_on.src = "projects.gif"
   newsletter_on.src = "newsletter.gif"
   teacherresources_on.src = "teacherresources.gif"
   volunteerresources_on.src = "volunteerresources.gif"
   urbanoutreach_on.src = "urbanoutreach.gif"
   prairieview_on.src = "prairieview.gif"
   links_on.src = "links.gif"
   
   home_off = new Image
   whatis4h_off = new Image
   join4h_off = new Image
   events_off = new Image
   clubs_off = new Image
   projects_off = new Image
   newsletter_off = new Image
   teacherresources_off = new Image
   volunteerresources_off = new Image
   urbanoutreach_off = new Image
   prairieview_off = new Image
   links_off = new Image
   
   home_off.src = "4hhome-b.gif"
   whatis4h_off.src = "whatis4h-b.gif"
   join4h_off.src = "join4h-b.gif"
   events_off.src = "events-b.gif"
   clubs_off.src = "clubs-b.gif"
   projects_off.src = "projects-b.gif"
   newsletter_off.src = "newsletter-b.gif"
   teacherresources_off.src = "teacherresources-b.gif"
   volunteerresources_off.src = "volunteerresources-b.gif"
   urbanoutreach_off.src = "urbanoutreach-b.gif"
   prairieview_off.src = "prairieview-b.gif"
   links_off.src = "links-b.gif"
}

function chgImg(imgField, newImg) {
   if (document.images) {
      document[imgField].src=eval(newImg+".src")
   }
}

function doButton(hrefTag, imgField, imgOn, imgOff, imgSrc) {
   document.write('<A HREF='+hrefTag);
   document.write(' onMouseover="chgImg(\''+imgField+'\',\''+imgOn+'\')"');
   document.write(' onMouseout="chgImg(\''+imgField+'\',\''+imgOff+'\')">');
   document.write('<IMG SRC='+imgSrc+' VSPACE=3 WIDTH=150 HEIGHT=38 BORDER=0 NAME='+imgField+'>');
   document.write('</A><BR>');
}

doButton('index.htm','home','home_on','home_off','4hhome-b.gif');
doButton('whatis4h.htm','whatis','whatis4h_on','whatis4h_off','whatis4h-b.gif');
doButton('join4h.htm','join','join4h_on','join4h_off','join4h-b.gif');
doButton('events.htm','events','events_on','events_off','events-b.gif');
doButton('4hclubs.htm','clubs','clubs_on','clubs_off','clubs-b.gif');
doButton('projects.htm','projects','projects_on','projects_off','projects-b.gif');
doButton('newsletter.htm','newsletter','newsletter_on','newsletter_off','newsletter-b.gif');
doButton('teacherresources.htm','teacherresources','teacherresources_on','teacherresources_off','teacherresources-b.gif');
doButton('adultresources.htm','volunteerresources','volunteerresources_on','volunteerresources_off','volunteerresources-b.gif');
doButton('urbanoutreach.htm','urbanoutreach','urbanoutreach_on','urbanoutreach_off','urbanoutreach-b.gif');
doButton('prairieview.htm','prairieview','prairieview_on','prairieview_off','prairieview-b.gif');
doButton('links.htm','links','links_on','links_off','links-b.gif');