var link1;
function ch_list( a )
{
  link1 = a;
  if(a == "list01"){
  list01.style.display = 'block';
  list02.style.display = 'none';
  list03.style.display = 'none';
  list04.style.display = 'none';
  list05.style.display = 'none';
  document.all['main01'].className='xiaoguo_bg1';
  document.all['main02'].className='xiaoguo_bg2';
  document.all['main03'].className='xiaoguo_bg2';
  document.all['main04'].className='xiaoguo_bg2';
  document.all['main05'].className='xiaoguo_bg2';
  }
  if(a == "list02"){
  list01.style.display = 'none';
  list02.style.display = 'block';
  list03.style.display = 'none';
  list04.style.display = 'none';
  list05.style.display = 'none';
  document.all['main01'].className='xiaoguo_bg2';
  document.all['main02'].className='xiaoguo_bg1';
  document.all['main03'].className='xiaoguo_bg2';
  document.all['main04'].className='xiaoguo_bg2';
  document.all['main05'].className='xiaoguo_bg2';
  }
  if(a == "list03"){
  list01.style.display = 'none';
  list02.style.display = 'none';
  list03.style.display = 'block';
  list04.style.display = 'none';
  list05.style.display = 'none';
  document.all['main01'].className='xiaoguo_bg2';
  document.all['main02'].className='xiaoguo_bg2';
  document.all['main03'].className='xiaoguo_bg1';
  document.all['main04'].className='xiaoguo_bg2';
  document.all['main05'].className='xiaoguo_bg2';
  }
  if(a == "list04"){
  list01.style.display = 'none';
  list02.style.display = 'none';
  list03.style.display = 'none';
  list04.style.display = 'block';
  list05.style.display = 'none';
  document.all['main01'].className='xiaoguo_bg2';
  document.all['main02'].className='xiaoguo_bg2';
  document.all['main03'].className='xiaoguo_bg2';
  document.all['main04'].className='xiaoguo_bg1';
  document.all['main05'].className='xiaoguo_bg2';
  }
  if(a == "list05"){
  list01.style.display = 'none';
  list02.style.display = 'none';
  list03.style.display = 'none';
  list04.style.display = 'none';
  list05.style.display = 'block';
  document.all['main01'].className='xiaoguo_bg2';
  document.all['main02'].className='xiaoguo_bg2';
  document.all['main03'].className='xiaoguo_bg2';
  document.all['main04'].className='xiaoguo_bg2';
  document.all['main05'].className='xiaoguo_bg1';
  }
}













var link2;
function ch_list01( b )
{
  link2 = b;
  if(b == "list001"){
  list001.style.display = 'block';
  list002.style.display = 'none';
  list003.style.display = 'none';
  list004.style.display = 'none';
  list005.style.display = 'none';
  document.all['main001'].className='xiaoguo_bg1';
  document.all['main002'].className='xiaoguo_bg2';
  document.all['main003'].className='xiaoguo_bg2';
  document.all['main004'].className='xiaoguo_bg2';
  document.all['main005'].className='xiaoguo_bg2';
  }
  if(b == "list002"){
  list001.style.display = 'none';
  list002.style.display = 'block';
  list003.style.display = 'none';
  list004.style.display = 'none';
  list005.style.display = 'none';
  document.all['main001'].className='xiaoguo_bg2';
  document.all['main002'].className='xiaoguo_bg1';
  document.all['main003'].className='xiaoguo_bg2';
  document.all['main004'].className='xiaoguo_bg2';
  document.all['main005'].className='xiaoguo_bg2';
  }
  if(b == "list003"){
  list001.style.display = 'none';
  list002.style.display = 'none';
  list003.style.display = 'block';
  list004.style.display = 'none';
  list005.style.display = 'none';
  document.all['main001'].className='xiaoguo_bg2';
  document.all['main002'].className='xiaoguo_bg2';
  document.all['main003'].className='xiaoguo_bg1';
  document.all['main004'].className='xiaoguo_bg2';
  document.all['main005'].className='xiaoguo_bg2';
  }
  if(b == "list004"){
  list001.style.display = 'none';
  list002.style.display = 'none';
  list003.style.display = 'none';
  list004.style.display = 'block';
  list005.style.display = 'none';
  document.all['main001'].className='xiaoguo_bg2';
  document.all['main002'].className='xiaoguo_bg2';
  document.all['main003'].className='xiaoguo_bg2';
  document.all['main004'].className='xiaoguo_bg1';
  document.all['main005'].className='xiaoguo_bg2';
  }
  if(b == "list005"){
  list001.style.display = 'none';
  list002.style.display = 'none';
  list003.style.display = 'none';
  list004.style.display = 'none';
  list005.style.display = 'block';
  document.all['main001'].className='xiaoguo_bg2';
  document.all['main002'].className='xiaoguo_bg2';
  document.all['main003'].className='xiaoguo_bg2';
  document.all['main004'].className='xiaoguo_bg2';
  document.all['main005'].className='xiaoguo_bg1';
  }
}