<!--

function openWindow(URL,winName,features) { 
  window.open(URL,winName,features);
}

//reloads the window if Nav4 resized
function MM_reloadPage(init) {  
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

//moves layer to top
var top = 2;
function stacking (lname) {
  document.getElementById(lname).style.zIndex = top++;
}

// Shows indicated term layer, hides others; hilites term name
function show(layer,term){
  document.getElementById("spring").style.visibility="hidden";
  document.getElementById("summer").style.visibility="hidden";
  document.getElementById("fall").style.visibility="hidden";
  document.getElementById("winter").style.visibility="hidden";
  
  document.getElementById(layer).style.visibility="visible";
  
  
  document.getElementById("slink").style.backgroundColor='#FFFFFF';
  document.getElementById("rlink").style.backgroundColor='#FFFFFF';
  document.getElementById("flink").style.backgroundColor='#FFFFFF';
  document.getElementById("wlink").style.backgroundColor='#FFFFFF';
  
  /*
  document.getElementById("slink").style.fontWeight='normal';
  document.getElementById(term).style.fontWeight='bold';
  */
  document.getElementById(term).style.backgroundColor='#FF6666'; 

}


//-->