function changetopheader(a)
{
	a.style.background="#738BB9";

}
function restoretopheader(a)
{
	a.style.background="#384C70";
}

function changeleftlink(a)
{
	a.style.background="#ACBEEE";

}
function restoreleftlink(a)
{
	a.style.background="#D8E0F8";
}
function Show()
{
        x = (screen.width-460)/2;
        y = 120;
        Popup.style.display="block";
        Popup.style.left = x;
        Popup.style.top = y;
}
function Hide()
{
  Popup.style.display="none";
}