<!--
var tmpName
var dist
var i=0
var decre
var incre

function showDiv(divName,displace ){
 dist = displace
 tmpName=divName;

 clearInterval(decre);
  
 incre = setInterval('increment()',1 );
 
}


function increment( ){
 
 if (i>=dist){
  clearInterval(incre);
 }else{
  i+=10;
  var j = -dist + i;
  document.getElementById(tmpName).style.top = j+'px';
 }
}




function hideDiv(divName,displace){
 dist = displace
 clearInterval(incre);
 tmpName=divName;
 decre = setInterval('decrement()',1 );
 
}

function decrement(){
 

 if (i<=0){
  clearInterval(decre);
  
 }
 else {
  i-=10;
  var j = -dist + i;
  document.getElementById(tmpName).style.top =  j+'px';
 }
}


-->