var visibleVar="null",layerRef="null",styleSwitch="null",visibleVar="null";
seek0 = new Image(85,65);
seek1 = new Image(85,65);
seek0.src= "/pics/seekout.gif";
seek1.src= "/pics/seekover.gif";
e_seek0 = new Image(85,65);
e_seek1 = new Image(85,65);
e_seek0.src= "/pics/e_seekout.gif";
e_seek1.src= "/pics/e_seekover.gif";
menu0 = new Image(18,13);
menu1 = new Image(18,13);
menu0.src= "/pics/mfirstout.gif";
menu1.src= "/pics/mfirstover.gif";
up0 = new Image(24,29);
up1 = new Image(24,29);
up0.src= "/pics/uparrowout.gif";
up1.src= "/pics/uparrowover.gif";
time1='';
time2='';

function r(imgID, imgName) {
  document.images[imgID].src = eval(imgName + ".src");
}

function init() {
  if (navigator.appName == "Netscape") {
    layerRef="document.layers";
    styleSwitch="";
    visibleVar="show";
  } else {
    layerRef="document.all";
    styleSwitch=".style";
    visibleVar="visible";
  }
}

function hall(a,b) {
  if ((obj=document.getElementById('t1'))!=null) alert('time');
  l = new Array('abc','about','liter','news','acad','oboz','club','conf');
  m = new Array('lit1','lit2','lit3','lit4');
  for (i=0; i<(l.length); i++) 
    if ((obj=document.getElementById(l[i]))!=null) { 
      if (obj.style) {
        obj=obj.style;
        v='hidden';
        if (a==l[i]) v='visible'; 
      }
      obj.visibility=v; 
    }
  clearTimeout(time1);
  clearTimeout(time2);
  time1=setTimeout("hall('')",15000);
  for (i=0; i<(m.length); i++) 
    if ((obj=document.getElementById(m[i]))!=null) { 
      if (obj.style) {
        obj=obj.style;
        v='hidden';
        if (b==m[i]) v='visible';
      }
      obj.visibility=v; 
    }
  if(b) {
    clearTimeout(time2);
    time2=setTimeout("hall('"+a+"')",5000);
  }
}
 
function NW(theURL,winName,features) {
  window.open(theURL,winName,features);
}