window.onerror = null;
TimeToShow=500;
var aVis=0;
var buttona=0;
var tim;
var menu_a=0;
if (document.getElementById)
{
        NewVersion=true;
}


function DelayHiddenLayer(layername,button){
          eval(button).className="";
        aVis=layername;
        buttona=button;
        tim=setTimeout('HiddenLayer()',TimeToShow);
}


function HiddenLayer(){
        if (NewVersion)
        {
                if (aVis!=0)
                {
                        document.getElementById(aVis).style.display ='none';
                        if(buttona!=0 && buttona!=menu_a){
                                eval(buttona).className='';
                        }
                        
                }
                        clearTimeout(tim);
        }
}


function VisibleLayer(layername,button){

        HiddenLayer();

        eval(button).className="span";
        if (NewVersion)
        {
                document.getElementById(layername).style.display ='block';                        
        }
}