var expDays = 30; // number of days the cookie should last

function GetCookie (name) {
  var arg = name + "=";
  var alen = arg.length;
  var clen = document.cookie.length;
  var i = 0;
  while (i < clen) {
    var j = i + alen;
    if (document.cookie.substring(i, j) == arg)
    return getCookieVal (j);
    i = document.cookie.indexOf(" ", i) + 1;
    if (i == 0) break;
  }
  return null;
}

function SetCookie (name, value) {
  var argv = SetCookie.arguments;
  var argc = SetCookie.arguments.length;
  var expires = (argc > 2) ? argv[2] : null;
  var path = (argc > 3) ? argv[3] : null;
  var domain = (argc > 4) ? argv[4] : null;
  var secure = (argc > 5) ? argv[5] : false;
  document.cookie = name + "=" + escape (value) +
    ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
    ((path == null) ? "" : ("; path=" + path)) +
    ((domain == null) ? "" : ("; domain=" + domain)) +
    ((secure == true) ? "; secure" : "");
}

function DeleteCookie (name) {
  var exp = new Date();
  exp.setTime (exp.getTime() - 1);
  var cval = GetCookie (name);
  document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
}

var exp = new Date();
exp.setTime(exp.getTime() + (expDays*24*60*60*1000));

function amt(){
  var count = GetCookie('count')
  if(count == null) {
    SetCookie('count','1')
    return 1
  } else {
    var newcount = parseInt(count) + 1;
    DeleteCookie('count')
    SetCookie('count',newcount,exp)
    return count
  }
}

function getCookieVal(offset) {
  var endstr = document.cookie.indexOf (";", offset);
  if (endstr == -1)
  endstr = document.cookie.length;
  return unescape(document.cookie.substring(offset, endstr));
}

function checkCount() {
  var count = GetCookie('count');
  if (count == null) {
    count=1;
    SetCookie('count', count, exp);
    setTimeout('toggleOn()',wait);
  } else {
    count++;
    SetCookie('count', count, exp);
  }
}

var wait = 2000;
var step = 10;
var speed = 5;
var sit = 2000;

window.onload=checkCount;

hide = document.getElementById('inter');
cont = document.getElementById('intcontainer');
offset = findPos(cont);


function toggleOn() {
	document.getElementById('intclose').style.display = 'block';
	document.getElementById('intopen').style.display = 'none';
	offset = findPos(cont);
	pos = findPos(hide);
	pos = pos+step;
	hide.style.left = pos-offset;
	if (findPos(hide) < offset-step) setTimeout('toggleOn()',speed);
	else {
		hide.style.left = 0;
	//	setTimeout('toggleOff()',sit);
	}
}

function toggleOff() {
	offset = findPos(cont);
	pos = findPos(hide);
	pos = pos-step;
	hide.style.left = pos-offset;
	if (findPos(hide) > offset+step-325)	setTimeout('toggleOff()',speed);
	else {
		hide.style.left = -325;
		document.getElementById('intclose').style.display = 'none';
		document.getElementById('intopen').style.display = 'block';
	}
}

function findPos(obj) {
 var obj2 = obj;
 var curleft = 0;
 if (document.getElementById || document.all) {
  do  {
   curleft += obj.offsetLeft-obj.scrollLeft;
   obj = obj.offsetParent;
   obj2 = obj2.parentNode;
   while (obj2!=obj) {
    curleft -= obj2.scrollLeft;
    obj2 = obj2.parentNode;
   }
  } while (obj.offsetParent)
 } else if (document.layers) {
  curleft += obj.x;
 }
 return parseInt(curleft);
}