// JavaScript Document
// Original idea by Adam Mark Finlayson
// This particular implementation by Przemek Krydka
function update()
{	
	var tableElement = document.getElementById("topnavigation");
	var count = tableElement.rows[0].cells.length;

	for (i = 0; i < count; i++)
	{
		if (tableElement.rows[0].cells[i].innerHTML.search(/href="(..\/)*index.html"/gi) != -1)
		{
			tableElement.rows[0].cells[i].className = "topnavigationcurrent";
		}
	}
	
	var listElements = document.getElementById("leftnavigation").getElementsByTagName('li');
	count = listElements.length;
	
	for (i = 0; i < count; i++)
	{
		if (listElements[i].innerHTML.search(/href="(..\/)*index.html"/gi) != -1)
		{
			listElements[i].className = "leftnavigationcurrent";	
		}
	}
}