var content, navigation, activeButton, activeMenu;

function buttonOnRollOver (button,sub) {

	var submenu = sub;
	if (submenu != null) {
		submenu.show();
		if ((activeMenu != null) && (activeButton != button))
			activeMenu.hide();
		if ((activeButton != null) && (activeButton != button))
			activeButton.rollOut();
		activeButton = button;
		submenu.addEventListener("onRollOver",this,"menuOnRollOver");
		content.addEventListener("onRollOver",this,"contentOnRollOver");
	}
	navigation.addEventListener("onRollOver",this,"navigationOnRollOver");
	navigation.addEventListener("onRollOut",this,"navigationOnRollOut");
	activeMenu = submenu;
}

function headerOnRollOver (layer) {

	activeMenu = null;
}

function navigationOnRollOver (layer) {

	if (activeButton != null)
		activeButton.rollOver();
	if (activeMenu != null)
		activeMenu.show();
}

function navigationOnRollOut (layer) {

	if (activeButton != null)
		activeButton.rollOut();
	if (activeMenu != null)
		activeMenu.hide();
}

function menuOnRollOver (submenu) {

	if (activeButton != null)
		activeButton.rollOver();
	submenu.show();
	navigation.removeEventListener("onRollOver",this);
}

function contentOnRollOver (layer) {

	if (activeButton != null)
		activeButton.rollOut();
	if (activeMenu != null)
		activeMenu.hide();
}

function escramble (u,i,l,c,s) {

	var a,b,d,e,f,g = "";
	var d = new Array();
	d[1] = "snpholding.nl";
	d[2] = "pvtv.nl";
	d[3] = "tvbv.nl";
	d[4] = "625tv.nl";
	d[5] = "snpmedia.nl";
	d[6] = "snpdenhaag.nl";
	d[7] = "haagsebluf.tv";

	a = "<a href=\"mai";
	b = u;
	e = "\"";
	if (typeof(c) != "undefined")
	  e += " class=\""+c+"\"";
	if (typeof(s) != "undefined")
	  e += " style=\""+s+"\"";
	e += ">";
	a += "lto:";
	b += "@";
	f = (typeof(l) != "undefined") ? l : u+"@"+d[i];
	g = "</a>";
	b += d[i];

	document.write(a+b+e+f+g);
}