var ext1p=document.getElementById("idext1"), timeinde1=0, timext1, stopicp=document.getElementById("idstopic"), extgo=true, 
extlp=document.getElementById("idextl"),timeindextl=0, timextl, extbp=document.getElementById("idextb"),timeindextb=0, timextb, extlbf=true,
extbbf=true;

function preloadImagesext() {
	if (document.images) {
		extlan = newImage("images/extlan.gif");
		extban = newImage("images/extban.gif");
		extr_after = newImage("images/extr-after.jpg");
		extfr_after = newImage("images/extfr-after.jpg");
		extl_after = newImage("images/extl-after.jpg");
		extb_after = newImage("images/extb-after.jpg");
		hyp_rep_over = newImage("images/hyp_rep-over.gif");
		hyp_ext_over = newImage("images/hyp_ext-over.gif");
		hyp_qa_over = newImage("images/hyp_qa-over.gif");
		hyp_tst_over = newImage("images/hyp_tst-over.gif");
		hyp_about_over = newImage("images/hyp_about-over.gif");
		hyp_con_over = newImage("images/hyp_con-over.gif");
		hyp_home_over = newImage("images/hyp_home-over.gif");
		preloadFlag = true;
	}
 set_pos();
 window.onresize=set_pos;
 ext1();
 extl();
 extb();
}
function ext1()
{
   if (timeinde1 == 0)
   {
      timext1=setTimeout("ext1()",4000);
      timeinde1 = 1;
   }
   else
   if (timeinde1 == 1)
   {
       ext1p.src= "images/extr-after.jpg";
       timext1=setTimeout("ext1()",4000);
       timeinde1 = 2;
   }
   else
   if (timeinde1 == 2)
   {
       ext1p.src= "images/extfr-after.jpg";
       timext1=setTimeout("ext1()",4000);
       timeinde1 = 3;
   }
   else
   if (timeinde1 == 3)
   {
       ext1p.src= "images/extfl-after.jpg";
       timext1=setTimeout("ext1()",4000);
       timeinde1 = 1;
   }
}
function stopex()
{
  if (extgo)
  {
     extgo = false;
     clearTimeout(timext1);
     stopicp.src = "images/startex.gif";
  }
  else
  {
     extgo = true;
     stopicp.src = "images/stopex.gif";
     ext1();
  }
}
function stopexov(ovind)
{
  if (ovind == 1)
  {
     if (extgo)
        changeImages('stopic', 'images/stopex-over.gif');
     else
        changeImages('stopic', 'images/startex-over.gif');
  }
  else
  {
     if (extgo)
        changeImages('stopic', 'images/stopex.gif');
     else
        changeImages('stopic', 'images/startex.gif');
  }
}
function extl()
{
   if (timeindextl == 0)
   {
      timextl=setTimeout("extl()",8000);
      timeindextl = 1;
   }
   else
   if (timeindextl == 1)
   {
      extlp.src= "images/extlan.gif";
      timextl=setTimeout("extl()",500);
      timeindextl = 2;
   }
   else
   if (timeindextl == 2)
   {
      extlp.src= "images/extl-after.jpg";
      clearTimeout(timextl);
      extlbf = false;
      timeindextl = 1;
   }
}
function extb()
{
   if (timeindextb == 0)
   {
      timextb=setTimeout("extb()",10000);
      timeindextb = 1;
   }
   else
   if (timeindextb == 1)
   {
      extbp.src= "images/extban.gif";
      timextb=setTimeout("extb()",500);
      timeindextb = 2;
   }
   else
   if (timeindextb == 2)
   {
      extbp.src= "images/extb-after.jpg";
      clearTimeout(timextb);
      extbbf = false;
      timeindextb = 1;
   }
}

function extlcl()
{
  if (extlbf)
  {
    changeImages('extlpic', 'images/extl-after.jpg');
    extlbf = false;
  }
  else
  {
    changeImages('extlpic', 'images/extl-before.jpg');
    extlbf = true;
  }
}
function extbcl()
{
  if (extbbf)
  {
    changeImages('extbpic', 'images/extb-after.jpg');
    extbbf = false;
  }
  else
  {
    changeImages('extbpic', 'images/extb-before.jpg');
    extbbf = true;
  }
}