// JavaScript Document

bname = navigator.appName;
bversion = parseInt(navigator.appVersion);
version = "";
if (bname=="Netscape" && bversion>=3 ) version="ok";
if (bname=="Microsoft Internet Explorer" && bversion>=4 ) version="ok";

if (version == "ok")
{
  a1_on=new Image();	a1_on.src="graphics/button.about_on.gif";
  a1_off=new Image();		a1_off.src="graphics/button.about_off.gif";

  a2_on=new Image();	a2_on.src="graphics/button.staff_on.gif";
  a2_off=new Image();		a2_off.src="graphics/button.staff_off.gif";

  a3_on=new Image();	a3_on.src="graphics/button.marketing_on.gif";
  a3_off=new Image();		a3_off.src="graphics/button.marketing_off.gif";

  a4_on=new Image();	a4_on.src="graphics/button.clinical_on.gif";
  a4_off=new Image();		a4_off.src="graphics/button.clinical_off.gif";

  a5_on=new Image();	a5_on.src="graphics/button.risk_on.gif";
  a5_off=new Image();		a5_off.src="graphics/button.risk_off.gif";

  a6_on=new Image();	a6_on.src="graphics/button.human_on.gif";
  a6_off=new Image();		a6_off.src="graphics/button.human_off.gif";

  a7_on=new Image();	a7_on.src="graphics/button.info_on.gif";
  a7_off=new Image();		a7_off.src="graphics/button.info_off.gif";

  a8_on=new Image();	a8_on.src="graphics/button.nutrition_on.gif";
  a8_off=new Image();		a8_off.src="graphics/button.nutrition_off.gif";

  a9_on=new Image();	a9_on.src="graphics/button.contact_on.gif";
  a9_off=new Image();		a9_off.src="graphics/button.contact_off.gif";

  a10_on=new Image();	a10_on.src="graphics/button.home_on.gif";
  a10_off=new Image();		a10_off.src="graphics/button.home_off.gif";

}

function show(x)
{
 if (version == "ok")
  {
    if (x=="a1_on")		{  document.images["a1"].src=a1_on.src; }
    if (x=="a1_off")		{  document.images["a1"].src=a1_off.src; }

    if (x=="a2_on")		{  document.images["a2"].src=a2_on.src; }
    if (x=="a2_off")		{  document.images["a2"].src=a2_off.src; }

    if (x=="a3_on")		{  document.images["a3"].src=a3_on.src; }
    if (x=="a3_off")		{  document.images["a3"].src=a3_off.src; }

    if (x=="a4_on")		{  document.images["a4"].src=a4_on.src; }
    if (x=="a4_off")		{  document.images["a4"].src=a4_off.src; }

    if (x=="a5_on")		{  document.images["a5"].src=a5_on.src; }
    if (x=="a5_off")		{  document.images["a5"].src=a5_off.src; }

    if (x=="a6_on")		{  document.images["a6"].src=a6_on.src; }
    if (x=="a6_off")		{  document.images["a6"].src=a6_off.src; }

    if (x=="a7_on")		{  document.images["a7"].src=a7_on.src; }
    if (x=="a7_off")		{  document.images["a7"].src=a7_off.src; }

    if (x=="a8_on")		{  document.images["a8"].src=a8_on.src; }
    if (x=="a8_off")		{  document.images["a8"].src=a8_off.src; }

    if (x=="a9_on")		{  document.images["a9"].src=a9_on.src; }
    if (x=="a9_off")		{  document.images["a9"].src=a9_off.src; }

    if (x=="a10_on")		{  document.images["a10"].src=a10_on.src; }
    if (x=="a10_off")		{  document.images["a10"].src=a10_off.src; }

  }
}