function JS(menu,image)
  {
   nameDiv=eval("document.getElementById(menu)");
   myimage=eval("document.getElementById(image)");
   if(nameDiv.style.display=='none')
   {
   nameDiv.style.display='block';
   myimage.src='';
   }
   else
   {
   nameDiv.style.display='none';
   myimage.src='';
   }
}
function hide(z)
  {
for(c=1;c<=z;c++){
eval('menu' + c + '.style.display="none"');
/*eval('image' + c + '.src="jscript/plus.gif"');*/
}
}
function show(c){
eval('menu' + c + '.style.display="block"');
/*eval('image' + c + '.src="jscript/minus.gif"');*/
}