<!--
if (document.images) {
    donatebuttonup       = new Image();
    donatebuttonup.src   = "http://www.blackhillsparrotwelfare.org/images/donate_off.gif" ;
    donatebuttondown     = new Image() ;
    donatebuttondown.src = "http://www.blackhillsparrotwelfare.org/images/donate.gif" ;
}
function buttondown( buttonname )
{
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "down.src" );
    }
}
function buttonup ( buttonname )
{
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "up.src" );
    }
}
// -->