// JavaScript Document

function displayCategory(id){
	document.getElementById(id).style.display="block";
	document.getElementById("img"+id).setAttribute("src","images/frecciaGiu.gif");
	document.getElementById("cont"+id).setAttribute("onclick","hideCategory('"+id+"')");
}

function hideCategory(id) {
	document.getElementById(id).style.display="none";
	document.getElementById("img"+id).setAttribute("src","images/freccia.gif");
	document.getElementById("cont"+id).setAttribute("onclick","displayCategory('"+id+"')");
}

function MM_effectAppearFade(targetElement, duration, from, to, toggle)
{
	Spry.Effect.DoFade(targetElement, {duration: duration, from: from, to: to, toggle: toggle });
}

function MM_effectBlind(targetElement, duration, from, to, toggle)
{
	Spry.Effect.DoBlind(targetElement, {duration: duration, from: from, to: to, toggle: toggle});
}

function displayCategoria(show,hide,numElements,hideElements){
	document.getElementById(show).setAttribute("class","blue");
	document.getElementById(hide).removeAttribute("class");
	
	var numero = numElements * 17;
	var numeroHide = hideElements * 17;
	
	MM_effectBlind(show+"CONT", 1000, 0, numero, false);
	MM_effectBlind(hide+"CONT", 1000, numeroHide, 0, false);

}