function on20() 
{if (!document.images) return; document.aa.src = "images/butt_bott.gif"; document.label.src = "images/0.jpg"; document.labela.src = "images/labelbar_0.gif";} 
function on1() 
{if (!document.images) return; document.a.src = "images/butt_1.gif"; document.label.src = "images/1.jpg"; document.labelb.src = "images/labelbar_1.gif";} 
function on2() 
{if (!document.images) return; document.b.src = "images/butt_2.gif"; document.label.src = "images/2.jpg"; document.labelb.src = "images/labelbar_2.gif";}
function on3() 
{if (!document.images) return; document.c.src = "images/butt_3.gif"; document.label.src = "images/3.jpg"; document.labelb.src = "images/labelbar_3.gif";}
function on4() 
{if (!document.images) return; document.d.src = "images/butt_4.gif"; document.label.src = "images/4.jpg"; document.labelb.src = "images/labelbar_4.gif";}
function on5() 
{if (!document.images) return; document.e.src = "images/butt_5.gif"; document.label.src = "images/5.jpg"; document.labelb.src = "images/labelbar_5.gif";}
function on6() 
{if (!document.images) return; document.f.src = "images/butt_6.gif"; document.label.src = "images/6.jpg"; document.labelb.src = "images/labelbar_6.gif";}
function on7() 
{if (!document.images) return; document.g.src = "images/butt_7.gif"; document.label.src = "images/7.jpg"; document.labelb.src = "images/labelbar_7.gif";}
function on8() 
{if (!document.images) return; document.h.src = "images/butt_8.gif"; document.label.src = "images/8.jpg"; document.labelb.src = "images/labelbar_8.gif";}
function on9() 
{if (!document.images) return; document.i.src = "images/butt_9g.gif"; document.label.src = "images/9.jpg"; document.labela.src = "images/labelbar_9.gif";}
function on10() 
{if (!document.images) return; document.j.src = "images/butt_10g.gif"; document.label.src = "images/10.jpg"; document.labela.src = "images/labelbar_10.gif";}
function on11() 
{if (!document.images) return; document.k.src = "images/butt_11g.gif"; document.label.src = "images/11.jpg"; document.labela.src = "images/labelbar_11.gif";}
function on12() 
{if (!document.images) return; document.l.src = "images/butt_12g.gif"; document.label.src = "images/12.jpg"; document.labela.src = "images/labelbar_12.gif";}
function on13() 
{if (!document.images) return; document.m.src = "images/butt_13g.gif"; document.label.src = "images/13.jpg"; document.labela.src = "images/labelbar_13.gif";}
function on14() 
{if (!document.images) return; document.n.src = "images/butt_14g.gif"; document.label.src = "images/14.jpg"; document.labela.src = "images/labelbar_14.gif";}
function on15() 
{if (!document.images) return; document.o.src = "images/butt_15g.gif"; document.label.src = "images/15.jpg"; document.labela.src = "images/labelbar_15.gif";}
function on16() 
{if (!document.images) return; document.p.src = "images/butt_16g.gif"; document.label.src = "images/16.jpg"; document.labela.src = "images/labelbar_16.gif";}
function on17() 
{if (!document.images) return; document.r.src = "images/butt_17g.gif"; document.label.src = "images/17.jpg"; document.labela.src = "images/labelbar_17.gif";}

function off20() 
{if (!document.images) return; document.aa.src = "images/butt_bott.gif"; document.label.src = "images/spacer.gif"; document.labela.src = "images/spacer.gif";}
function off1() 
{if (!document.images) return; document.a.src = "images/butt_1.gif"; document.label.src = "images/spacer.gif"; document.labelb.src = "images/spacer.gif";}
function off2() 
{if (!document.images) return; document.b.src = "images/butt_2.gif"; document.label.src = "images/spacer.gif"; document.labelb.src = "images/spacer.gif";}
function off3() 
{if (!document.images) return; document.c.src = "images/butt_3.gif"; document.label.src = "images/spacer.gif"; document.labelb.src = "images/spacer.gif";}
function off4() 
{if (!document.images) return; document.d.src = "images/butt_4.gif"; document.label.src = "images/spacer.gif"; document.labelb.src = "images/spacer.gif";}
function off5() 
{if (!document.images) return; document.e.src = "images/butt_5.gif"; document.label.src = "images/spacer.gif"; document.labelb.src = "images/spacer.gif";}
function off6() 
{if (!document.images) return; document.f.src = "images/butt_6.gif"; document.label.src = "images/spacer.gif"; document.labelb.src = "images/spacer.gif";}
function off7() 
{if (!document.images) return; document.g.src = "images/butt_7.gif"; document.label.src = "images/spacer.gif"; document.labelb.src = "images/spacer.gif";}
function off8() 
{if (!document.images) return; document.h.src = "images/butt_8.gif"; document.label.src = "images/spacer.gif"; document.labelb.src = "images/spacer.gif";}
function off9() 
{if (!document.images) return; document.i.src = "images/butt_9g.gif"; document.label.src = "images/spacer.gif"; document.labela.src = "images/spacer.gif";}
function off10() 
{if (!document.images) return; document.j.src = "images/butt_10g.gif"; document.label.src = "images/spacer.gif"; document.labela.src = "images/spacer.gif";}
function off11() 
{if (!document.images) return; document.k.src = "images/butt_11g.gif"; document.label.src = "images/spacer.gif"; document.labela.src = "images/spacer.gif";}
function off12() 
{if (!document.images) return; document.l.src = "images/butt_12g.gif"; document.label.src = "images/spacer.gif"; document.labela.src = "images/spacer.gif";}
function off13() 
{if (!document.images) return; document.m.src = "images/butt_13g.gif"; document.label.src = "images/spacer.gif"; document.labela.src = "images/spacer.gif";}
function off14() 
{if (!document.images) return; document.n.src = "images/butt_14g.gif"; document.label.src = "images/spacer.gif"; document.labela.src = "images/spacer.gif";}
function off15() 
{if (!document.images) return; document.o.src = "images/butt_15g.gif"; document.label.src = "images/spacer.gif"; document.labela.src = "images/spacer.gif";}
function off16() 
{if (!document.images) return; document.p.src = "images/butt_16g.gif"; document.label.src = "images/spacer.gif"; document.labela.src = "images/spacer.gif";}
function off17() 
{if (!document.images) return; document.r.src = "images/butt_17g.gif"; document.label.src = "images/spacer.gif"; document.labela.src = "images/spacer.gif";}

var imgslist = new Array(
"images/0.jpg",
"images/1.jpg",
"images/2.jpg",
"images/3.jpg",
"images/4.jpg",
"images/5.jpg",
"images/6.jpg",
"images/7.jpg",
"images/8.jpg",
"images/9.jpg",
"images/10.jpg",
"images/11.jpg",
"images/12.jpg",
"images/13.jpg",
"images/14.jpg",
"images/15.jpg",
"images/16.jpg",
"images/17.jpg",
"images/labelbar_0.gif",
"images/labelbar_1.gif",
"images/labelbar_2.gif",
"images/labelbar_3.gif",
"images/labelbar_4.gif",
"images/labelbar_5.gif",
"images/labelbar_6.gif",
"images/labelbar_7.gif",
"images/labelbar_8.gif",
"images/labelbar_9.gif",
"images/labelbar_10.gif",
"images/labelbar_11.gif",
"images/labelbar_12.gif",
"images/labelbar_13.gif",
"images/labelbar_14.gif",
"images/labelbar_15.gif",
"images/labelbar_16.gif", 
"images/labelbar_17.gif"); 

var imgs=new Array(); 
for (x=0; x<imgslist.length; x++) 
 if (document.images) 
  {imgs[x]=new Image(); imgs[x].src = imgslist[x];}