function InitializePage()
{
	InitFrontFeatures();
}

var rotFeatCounter, rotCurrFeat;

function InitFrontFeatures()
{
	rotCurrFeat = 1;
	setInterval('RotateFrontFeatures()', 10000);
}

function SetLayerVisibility(layerID, visible)
{
	document.getElementById(layerID).style.display = (visible ? "" : "none");
}

function RotateFrontFeatures()
{
	var i;

	for(i = 0; i < rotFeatCounter; i++)
	{
		SetLayerVisibility("front_feature_" + (i + 1),
			(rotCurrFeat == i ? true : false));
	}

	rotCurrFeat++;
	if(rotCurrFeat >= rotFeatCounter)
		rotCurrFeat = 0;
}