// JavaScript Document
var divCount = 1;
function timeCount()
{
var t=setTimeout("timeCount()",4000);
changeDiv();
}

function changeDiv()
{
var div1 = this.document.getElementById("pop-up");

div1.style.display = "none";

switch (divCount)
{
case 1: div1.style.display = "block"; divCount = 2;break;
}
}