function preloader() 
{
     // counter
     var i = 0;

     // create object
     imageObj = new Image();

     // set image list
	  image_array[0] = path + "images/homeHover.gif";
	  image_array[1] = path + "images/homeUp.gif";
	  image_array[2] = path + "images/portfolioHover.gif";
	  image_array[3] = path + "images/portfolioUp.gif";
	  image_array[4] = path + "images/feesHover.gif";
	  image_array[5] = path + "images/feesUp.gif";
	  image_array[6] = path + "images/selectHover.gif";
	  image_array[7] = path + "images/selectUp.gif";
	  image_array[8] = path + "images/aboutHover.gif";
	  image_array[9] = path + "images/aboutUp.gif";
	  image_array[10] = path + "images/bioHover.gif";
	  image_array[11] = path + "images/bioUp.gif";
	  image_array[12] = path + "images/resumeHover.gif";
	  image_array[13] = path + "images/resumeUp.gif";
	  image_array[14] = path + "images/linksHover.gif";
	  image_array[15] = path + "images/linksUp.gif";
	  image_array[16] = path + "images/articlesHover.gif";
	  image_array[17] = path + "images/articlesUp.gif";
	  image_array[18] = path + "images/newsHover.gif";
	  image_array[19] = path + "images/newsUp.gif";
	  image_array[20] = path + "images/contactHover.gif";
	  image_array[21] = path + "images/contactUp.gif";  
     // start preloading
     for(i=0; i<=3; i++) 
     {
          imageObj.src=images[i];
     }

}