//=======================================================================================================
//-------------------------------------------------------------------------------------------------------
//	Homepage Javascript functions
//-------------------------------------------------------------------------------------------------------
//=======================================================================================================
var sidebarCurrent;
var resourceCurrent;
var newsCurrent;
var currentItem;
var totalItems;
var newItem;

function prevItem( boxname )
{
	currentItem = eval(boxname + 'Current');
		
	if (!currentItem || currentItem == 'undefined')
	{
		currentItem = 1;
	}
	
	totalItems = eval(boxname + 'Count');

	newItem = currentItem - 1;
	
	if (newItem < 1)
	{
		newItem = totalItems;
	}
	
	document.getElementById(boxname+currentItem).style.display	= 'none';
	document.getElementById(boxname+newItem).style.display	    = 'block';

//	document.getElementById(boxname+'-circle-'+currentItem).src	= '/images/home-box-circle-empty.gif';
//	document.getElementById(boxname+'-circle-'+newItem).src			= '/images/home-box-circle.gif';

	eval(boxname + 'Current = ' + newItem);

	resizeBody();
}

function nextItem( boxname )
{
	currentItem = eval(boxname + 'Current');
		
	if (!currentItem || currentItem == 'undefined')
	{
		currentItem = 1;
	}
	
	totalItems = eval(boxname + 'Count');

	newItem = currentItem + 1;
	
	if (newItem > totalItems)
	{
		newItem = 1;
	}
	
	document.getElementById(boxname+currentItem).style.display	= 'none';
	document.getElementById(boxname+newItem).style.display	    = 'block';

//	document.getElementById(boxname+'-circle-'+currentItem).src	= '/images/home-box-circle-empty.gif';
//	document.getElementById(boxname+'-circle-'+newItem).src			= '/images/home-box-circle.gif';

	eval(boxname + 'Current = ' + newItem);

	resizeBody();
}

function gotoItem( boxname, id )
{
	
	currentItem = eval(boxname + 'Current');
		
	if (!currentItem || currentItem == 'undefined')
	{
		currentItem = 1;
	}
	
	document.getElementById(boxname+currentItem).style.display	= 'none';
	document.getElementById(boxname+id).style.display	    = 'block';

	document.getElementById(boxname+'-circle-'+currentItem).src	= '/images/home-box-circle-empty.gif';
	document.getElementById(boxname+'-circle-'+id).src			= '/images/home-box-circle.gif';

	eval(boxname + 'Current = ' + id);

	resizeBody();
}

prevProdServ = 1;
function changeProdServ( idx )
{
	if ( prevProdServ )
	{
		document.getElementById('prod-serv'+prevProdServ).style.display = 'none';
		document.getElementById('tablenav'+prevProdServ).className		= '';
	}
	
	document.getElementById('prod-serv'+idx).style.display = 'block';
	document.getElementById('tablenav'+idx).className      = 'active';
	prevProdServ = idx;
}

function resizeBody()
{
	var sidebarHeight = document.getElementById('homecontainer-side').offsetHeight + 100;
	document.getElementById( 'homecontainer-main' ).style.height = sidebarHeight + 'px';
}