// store an interval in a variable
var pause2 = 4000;
var imgpath2 = "images/feature2/";

// create and initialize a counter                                    
var y2 = 0; 

// create an array of image file names                                         
var imgs2 = new Array ();

for(var n2=0; n2<(img_nums2); n2++){
	imgs2[n2] = "image"+n2+".jpg"
}

// preload all the images
var preload2 = new Array();                             

for( var x2 = 1; x2 < imgs2.length; x2++ )
{                                            
  preload2[x2] = new Image();           
  preload2[x2].src = imgs2[x2];                                     
}

// a function to display each image for the set interval
function rotatethis2()
{   
  document.getElementById("projects").src = imgpath2 + imgs2[y2];                   
  ( y2 == (imgs2.length - 1 )) ? y2 = 0 : y2++; 
  window.setTimeout( "rotatethis2()", pause2 );                              
}