var Timeout;
var Pause=250;
var Items = 4

function ShowItem(num) {
	HideAll();
	$('menu'+num).appear({ duration: 0.6 });
}

function HideAll() {
 for(var i = 1; i <= Items; i++)
  HideItem(i)
}

function HideItem(num) {
if (document.getElementById('menu'+num)!=null) { if (document.getElementById('menu'+num).style.display != 'none')  $('menu'+num).fade({ duration: 0.6 });
 }
}