// JavaScript Document

function showSelect(show) 
{

	var arrSelect = document.getElementsByTagName("select")
	
	for (i = 0; i < arrSelect.length; i ++)
	{
		
		if (show)
		{
			
			arrSelect[i].style.visibility = "visible"
			
		}
		else
		{
		
			arrSelect[i].style.visibility = "hidden"
			
		}
		
	}
	

}

function showsub(objeto)
{
	
	if (navigator.appName == "Microsoft Internet Explorer")
	{
		
		showSelect(false)
		
	}
	
	for (i = 0; i < objeto.childNodes.length; i++)
	{
	
		if (objeto.childNodes[i].nodeName == "UL")
		{
			
			objeto.childNodes[i].style.display = "block"
		
		}
	
	}
	
}

function hidesub(objeto)
{
	
	if (navigator.appName == "Microsoft Internet Explorer")
	{
		
		showSelect(true)
		
	}
	
	for (i = 0; i < objeto.childNodes.length; i++)
	{
	
		if (objeto.childNodes[i].nodeName == "UL")
		{
			
			objeto.childNodes[i].style.display = "none"
		
		}
	
	}
	
}