function startmenu()
{
	document.getElementById('CategoriaProd_1').style.display = "none";
	document.getElementById('CategoriaProd_2').style.display = "none";
}

function menufunc(IdMenu)
{
	if(document.getElementById(IdMenu).style.display == "none")
	{
		startmenu();
		document.getElementById(IdMenu).style.display = "block";
	}
	else
	{
		startmenu();
	}
}