//start of left and right sticky animation
var timer;
var ie=document.all && !window.opera;
var sticky_offset_y=100;


function scroll_ban()
{
   var iebody = (document.compatMode=="CSS1Compat")? document.documentElement : document.body
   var window_height = (ie)?iebody.clientHeight: window.innerHeight;
   var window_top = (ie)?iebody.scrollTop: window.pageYOffset;
   document.getElementById('left_sticky').style.top=window_top+(window_height/2)-sticky_offset_y;
   document.getElementById('right_sticky').style.top=window_top+(window_height/2)-sticky_offset_y;
   timer=setTimeout("scroll_ban()",1);
}

function stoptimer()
{
  clearTimeout(timer);
}

//end of left and right sticky animation