var callFunctions = function()
{
  showWelcome;
  showRecentImg;
  showRecentNotes;
}

$(document).ready(function(){
  $('#mainDiv').fadeIn(1000, callFunctions);
});

var showWelcome = function() { $('#welcomeDiv').fadeIn(1000); };
var showRecentImg = function() { $('#recentImages').fadeIn(1000); };
var showRecentNotes = function() { $('#recentNotes').fadeIn(1000); };