$(document).ready (function() {
    $("[placeholder]").focus(function() {
    var input = $(this);
    if (input.val() == input.attr("placeholder")) {
        input.val("");
        input.removeClass("placeholder");
    }
    }).blur(function() {
    var input = $(this);
    if (input.val() == "" || input.val() == input.attr("placeholder")) {
        input.addClass("placeholder");
        input.val(input.attr("placeholder"));
    }
    }).blur();
});