// Function to preload images.
$.preloadImages = function()
{
  for(var i = 0; i<arguments.length; i++)
  {
    jQuery("<img>").attr("src", arguments[i]);
  }
}

jQuery(function(){
	$.preloadImages("images/people-1-alt.png", "images/people-2-alt.png", "images/people-3-alt.png", "images/people-4-alt.png", "images/people-5-alt.png", "images/people-6-alt.png", "images/people-7-alt.png");
});