function swapImage (image_name,new_image_src)
{
	image_name.src = new_image_src;
}



function loadImages()
{

   var the_images = new Array('http://www.gsb.stanford.edu/exed/img/GSB_rollover.gif',
   		'http://www.gsb.stanford.edu/exed/img/execed_home_on.gif','http://www.gsb.stanford.edu/exed/img/execed_index_on.gif','http://www.gsb.stanford.edu/exed/img/execed_search_on.gif',
   		'http://www.gsb.stanford.edu/exed/img/about_on.gif','http://www.gsb.stanford.edu/exed/img/apply_on.gif','http://www.gsb.stanford.edu/exed/img/contact_on.gif','http://www.gsb.stanford.edu/exed/img/calendar_on.gif',
   		'http://www.gsb.stanford.edu/exed/img/programs_on.gif');
   preloadImages(the_images);
}

function preloadImages(images_array) {

   for(var loop = 0; loop < images_array.length; loop++)
	
   {
 	var an_image = new Image();
	an_image.src = images_array[loop];
   }
}