function dcolor(id) {              
    l_bk = document.getElementById(id).style.background ;
    document.getElementById(id).style.background= '#FFFF80';
}

function dcolor_none(id) {
    document.getElementById(id).style.background= l_bk;
}

//open popup window
function winOpen(url, name, width, height)
{   
    var settings    = 'width=' + width + ',height=' + height + ',left=100,top=150,status=yes,toolbar=no,menubar=no,location=no,scrollbars=yes'; 
    window.open(url, name, settings);
}

//slide dowd
function slideDown(div, pos)
{
var div_left = document.getElementById(div).offsetHeight;
//alert (div_left);
if (div_left < pos){
document.getElementById(div).style.height = div_left + 10 + "px";
setTimeout("slideDown('"+div+"', '"+pos+"')",10)
}
}

function slideUp(div, pos)
{
var div_left = document.getElementById(div).offsetHeight;
if (div_left > pos){
document.getElementById(div).style.height = (div_left - 10) + "px";
setTimeout("slideUp('"+div+"', '"+pos+"')",10)
}
}

function setThumbScrool() {
   el = document.getElementById('t_box');
   if (el) {
      document.getElementById('thum_box').scrollTop = el.offsetTop;
   }
}