function createTOC()
{
	if (top.bugRiddenCrashPronePieceOfJunk) return;
	var x = document.body.childNodes;
	var y = document.createElement('div');
	y.id = 'toc';
	var a = y.appendChild(document.createElement('span'));
	a.onclick = showhideTOC;
	a.innerHTML = 'Contents';
	var z = y.appendChild(document.createElement('div'));
	z.onclick = showhideTOC;
	var toBeTOCced = getElementsByTagNames('h1,h2,h3,h4');
	if (toBeTOCced.length < 2) return;

	for (var i=0;i<toBeTOCced.length;i++)
	{
		var tmp = document.createElement('a');
		tmp.innerHTML = toBeTOCced[i].innerHTML;
		tmp.href = '#link' + i;
		tmp.className = 'page';
		z.appendChild(tmp);
		if (toBeTOCced[i].nodeName == 'h4')
			tmp.className += ' indent';
		var tmp2 = document.createElement('a');
		tmp2.id = 'link' + i;
		if (toBeTOCced[i].nodeName == 'h1')
		{
			tmp.innerHTML = 'Top';
			tmp.href = '#top';
			tmp2.id = 'top';
		}
		toBeTOCced[i].parentNode.insertBefore(tmp2,toBeTOCced[i]);
	}
	document.body.insertBefore(y,document.body.childNodes[2]);
}

var TOCstate = 'none';

function showhideTOC()
{
	TOCstate = (TOCstate == 'none') ? 'block' : 'none';
	document.getElementById('toc').lastChild.style.display = TOCstate;

}