@Override
	public boolean isVar(String host, String var)
	{
		if(host.equalsIgnoreCase("*"))
		{
			String val=null;
			Hashtable H=null;
			String key=null;
			var=var.toUpperCase();
			for(final Iterator<String> k = resources._findResourceKeys("SCRIPTVAR-");k.hasNext();)
			{
				key=k.next();
				if(key.startsWith("SCRIPTVAR-"))
				{
					H=(Hashtable)resources._getResource(key);
					val=(String)H.get(var);
					if(val!=null)
						return true;
				}
			}
			return false;
		}
		final Hashtable H=(Hashtable)resources._getResource("SCRIPTVAR-"+host);
		String val=null;
		if(H!=null)
			val=(String)H.get(var.toUpperCase());
		return (val!=null);
	}