active= new Object()

function dovis(id)
{
    lay = document.getElementById("plate"+id)
	lay.style.display=""; 
	lay.opened="true"
	active.old=lay.id
}
function closevis(id)
{
    //alert(id)
    lay = document.getElementById("plate"+id)
	lay.style.display="none"; 
    active.old=lay
	lay.opened="false";

}