var DHTML = (document.getElementById || document.all || document.layers);

function hideAll() 
{	
	if (!DHTML) return;
	try
	{
		var divs = document.getElementsByTagName('div');
		for (var i=0,len=divs.length;i<len;i++)
		{
			for (var j=1;j<=5;j++) 
			{
				if (divs.item(i).id == 'divFeature'+j+'_content') 
				{
					divs[i].className=divs[i].className.replace('featurecontentselected','featurecontent');
					var header = document.getElementById('divFeature'+j);
					header.className=header.className.replace('featureselected','feature');
				}
			}
		}
	}
	catch(e)
	{
	}
}

function prepFeatures()
{	
	if (!DHTML) return;
	try
	{
		var divs = document.getElementsByTagName('div');
		for (var i=0,len=divs.length;i<len;i++)
		{
			for (var j=2;j<=5;j++) 
			{
				if (divs.item(i).id == 'divFeature'+j+'_content') 
				{
					divs[i].className=divs[i].className.replace('featurecontentselected','featurecontent');
				}
			}
		}
		
		if (document.getElementById('divFeature1_content'))
		{
			selected = document.getElementById('divFeature1_content');
		}
		else
		if (document.getElementById('divFeature2_content'))
		{
			selected = document.getElementById('divFeature2_content');
		}
		else
		if (document.getElementById('divFeature3_content'))
		{
			selected = document.getElementById('divFeature3_content');
		}
		
		if (selected)
			selected.className = selected.className.replace('featurecontent','featurecontentselected');
	}
	catch(e)
	{
	}
}

function toggleFeature(whichid)
{
	if (!DHTML) return;
	try
	{
		hideAll();
		mainobject = document.getElementById(whichid);
		subobjectid = whichid + '_content';
		subobject = document.getElementById(subobjectid);
		if (subobject.className=='featurecontent')
		{
			subobject.className=subobject.className.replace('featurecontent','featurecontentselected');
			mainobject.className=mainobject.className.replace('feature','featureselected');
		}
		else if (subobject.className=='featurecontentselected') 
		{
			subobject.className=subobject.className.replace('featurecontentselected','featurecontent');
			mainobject.className=mainobject.className.replace('featureselected','feature');
		} 
		else 
		{
			window.alert(whichid+'_content className: '+subobject.className);
		}
	}
	catch(e)
	{
	}
}