var images = new Array("staff-tom.jpg", "staff-eric.jpg", "staff-jenn.jpg", "staff-jo.jpg", "staff-pete.jpg", "staff-sandra.jpg");
var alts = new Array("Tom, Kenny Rogers Lookalike", "Eric, Marketing Officer", "Jenn, Customer Service", "Jo, Sales Manager", "Pete, Driver", "Sandra, Managing Director");

var arrayindex = 0;
var imagecount = images.length;

function rotateimg()
{
	arrayindex ++;
	if(arrayindex == imagecount)
	{
		arrayindex = 0;
	}
	document.getElementById("staffimg").src = "images/staff/"+images[arrayindex];
	document.getElementById("staffimg").alt = alts[arrayindex];
}