text: $(document).ready(function() {
     
      $('#signUp').on("click", function() {
          $('#signInForm').fadeOut("fast");
          $('#signUpForm').delay("slow").fadeIn("fast");
          $('.whiteBox').css("left", "25%");
      });  
      
      $('#signIn').on("click", function() {
          $('#signUpForm').fadeOut("fast");
          $('#signInForm').delay("slow").fadeIn("fast");
          $('.whiteBox').css("left", "50%");
      });   
  
  });