function updateRollover(arrNav)
{
	// get the location on the page to load the rivet bit
	var handle=document.getElementById("navRollover");
	
	// all the roll over text and images
	// arrNav = array ( 0:"Title", 1:"Content", 2:"image", 3:"href='link'" )
	
	if( handle && arrNav )
	{
		var content = "";
		
		// make sure that there is an image for this rivet bit
		if( arrNav[2] != "" )
		{
			content += '<div id="navRolloverImg"><img src="' + arrNav[2] + '" /></div>';
		}
		content += '<div id="navRolloverContent">'+arrNav[1]+'</div>';
		
		if( arrNav[3] != ""  )
		{
			content += '<div id="navRolloverLink"><a ' + arrNav[3] + '>Click Here</a></div>';
			
		}

		handle.innerHTML = content;

		/*
		var handle2 = document.getElementById("navRolloverImg");
		if( handle2 )
		{
			handle2.style.background = 'url('+arrNav[2]+');';
		}
		*/
		
	}
	
}	//end function