if (((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 3 ))|| ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 ))) {version = "supported";}else {version = "notsupported";}

if (version == "supported") 

{img1on = new Image();img1on.src = "gif/nav01on.gif"

img1off = new Image();img1off.src = "gif/nav01of.gif";}



if (version == "supported")

{img2on = new Image();img2on.src = "gif/nav02on.gif"

img2off = new Image();img2off.src = "gif/nav02of.gif";}



if (version == "supported") 

{img3on = new Image();img3on.src = "gif/nav03on.gif"

img3off = new Image();img3off.src = "gif/nav03of.gif";}



if (version == "supported") 

{img4on = new Image();img4on.src = "gif/nav04on.gif"

img4off = new Image();img4off.src = "gif/nav04of.gif";}



if (version == "supported") 

{img5on = new Image();img5on.src = "gif/nav05on.gif"

img5off = new Image();img5off.src = "gif/nav05of.gif";}



if (version == "supported") 

{img6on = new Image();img6on.src = "gif/navbroon.gif"

img6off = new Image();img6off.src = "gif/navbroof.gif";}



if (version == "supported") 

{img11on = new Image();img11on.src = "gif/nav11on.gif"

img11off = new Image();img11off.src = "gif/nav11of.gif";}



if (version == "supported") 

{img12on = new Image();img12on.src = "gif/nav12on.gif"

img12off = new Image();img12off.src = "gif/nav12of.gif";}



if (version == "supported") 

{img13on = new Image();img13on.src = "gif/nav13on.gif"

img13off = new Image();img13off.src = "gif/nav13of.gif";}



if (version == "supported") 

{img14on = new Image();img14on.src = "gif/nav14on.gif"

img14off = new Image();img14off.src = "gif/nav14of.gif";}



if (version == "supported") 

{img15on = new Image();img15on.src = "gif/nav15on.gif"

img15off = new Image();img15off.src = "gif/nav15of.gif";}


if (version == "supported") 

{img16on = new Image();img16on.src = "gif/nav16on.gif"

img16off = new Image();img16off.src = "gif/nav16of.gif";}


if (version == "supported") 

{img17on = new Image();img17on.src = "gif/nav17on.gif"

img17off = new Image();img17off.src = "gif/nav17of.gif";}


if (version == "supported") 

{img18on = new Image();img18on.src = "gif/nav18on.gif"

img18off = new Image();img18off.src = "gif/nav18of.gif";}


if (version == "supported") 

{img19on = new Image();img19on.src = "gif/nav19on.gif"

img19off = new Image();img19off.src = "gif/nav19of.gif";}


if (version == "supported") 

{img20on = new Image();img20on.src = "gif/nav20on.gif"

img20off = new Image();img20off.src = "gif/nav20of.gif";}


if (version == "supported") 

{img21on = new Image();img21on.src = "gif/nav21on.gif"

img21off = new Image();img21off.src = "gif/nav21of.gif";}


if (version == "supported") 

{img22on = new Image();img22on.src = "gif/nav22on.gif"

img22off = new Image();img22off.src = "gif/nav22of.gif";}


if (version == "supported") 

{img23on = new Image();img23on.src = "gif/nav23on.gif"

img23off = new Image();img23off.src = "gif/nav23of.gif";}


if (version == "supported") 

{img24on = new Image();img24on.src = "gif/nav24on.gif"

img24off = new Image();img24off.src = "gif/nav24of.gif";}


if (version == "supported") 

{img30on = new Image();img30on.src = "gif/rightnav01on.gif"

img30off = new Image();img30off.src = "gif/rightnav01of.gif";}


if (version == "supported") 

{img31on = new Image();img31on.src = "gif/rightnav02on.gif"

img31off = new Image();img31off.src = "gif/rightnav02of.gif";}


if (version == "supported") 

{img32on = new Image();img32on.src = "gif/rightnav03on.gif"

img32off = new Image();img32off.src = "gif/rightnav03of.gif";}


if (version == "supported") 

{img33on = new Image();img33on.src = "gif/rightnav04on.gif"

img33off = new Image();img33off.src = "gif/rightnav04of.gif";}


if (version == "supported") 

{img34on = new Image();img34on.src = "gif/rightnav05on.gif"

img34off = new Image();img34off.src = "gif/rightnav05of.gif";}


if (version == "supported") 

{img35on = new Image();img35on.src = "gif/rightnav06on.gif"

img35off = new Image();img35off.src = "gif/rightnav06of.gif";}


if (version == "supported") 

{img36on = new Image();img36on.src = "gif/rightnav07on.gif"

img36off = new Image();img36off.src = "gif/rightnav07of.gif";}


if (version == "supported") 

{img37on = new Image();img37on.src = "gif/rightnav08on.gif"

img37off = new Image();img37off.src = "gif/rightnav08of.gif";}


if (version == "supported") 

{img38on = new Image();img38on.src = "gif/rightnav09on.gif"

img38off = new Image();img38off.src = "gif/rightnav09of.gif";}


if (version == "supported") 

{img39on = new Image();img39on.src = "gif/rightnav10on.gif"

img39off = new Image();img39off.src = "gif/rightnav10of.gif";}



if (version == "supported") 

{img40on = new Image();img40on.src = "gif/nexton.gif"

img40off = new Image();img40off.src = "gif/nextof.gif";}


if (version == "supported") 

{img41on = new Image();img41on.src = "gif/backon.gif"

img41off = new Image();img41off.src = "gif/backof.gif";}


function img_on(imgName) 

{if (version == "supported") 

{imgOn = eval(imgName + "on.src");document [imgName].src = imgOn;}}function img_off(imgName) 

{if (version == "supported") 

{imgOff = eval(imgName + "off.src");document [imgName].src = imgOff;}}