$(document).ready(function(){
    $("#discount-details").css("display", "none");
    $("#discount").replaceWith("<h3 id=\"discount-button\"><img src=\"./returning_customers_button.png\" width=\"114\" height=\"40\" alt=\"Returning Customers\" /></h3>");
    
    $("#discount-button img").click(function(){
    	$("#discount-details").slideToggle("slow");
    });
});