//*****************************************************************************
//Javascript for rotating images from photo collection
//Written by: Susan Stearns
//Date: May 26, 2006
//*****************************************************************************

		var photo= new Array(5);
		photo[0] = "images/coal.jpg";
		photo[1] = "images/construction.jpg";
		photo[2] = "images/house.jpg";
		photo[3] = "images/stripper.jpg";
		photo[4] = "images/miner.jpg";
		
		function rotateimage($currentnum) {
					var $firstnum=0;
					var $lastnum=4;
					$currentnum = $currentnum+1;
					if ($currentnum > $lastnum) {
						 $currentnum=$firstnum;
					}
          //alert ("next photo is #: " +  $currentnum);
					document.images['imgrotate'].src = photo[$currentnum]; 
					self.setTimeout("rotateimage("+$currentnum+")", 5000);
		 }