document.onkeydown = NavigateThrough;
function NavigateThrough (event)
	{
	if (!document.getElementById) return;
	if (window.event) event = window.event;
	if (event.ctrlKey)
		{
		var link = null;
		var href = null;
		switch (event.keyCode ? event.keyCode : event.which ? event.which : null)
			{
			case 0x25:
				link = document.getElementById ('prev');
				break;
			case 0x27:
				link = document.getElementById ('next');
				break;
			case 0x24:
				link = document.getElementById ('home');
				break;
			}
		if (link && link.href) document.location = link.href;
		}
	}