Use from labels as fields hints

labels.js

/**
 * Label as hints magick.
 */
$.fn.labelHint = function() {
    return this.each(function() {
        var current = $(this);
        var id = current.attr("id");
        var label = $("label[for='" + id + "']:not(.error)");
        var currentPosition = current.position();
        if (current.val() == label.html() || current.val() == '') {
            label.show();
        } else {
            label.hide();
        }
        // Events
        label.click(function(){
            label.hide();
        });
        current.click(function(){
            label.hide();
        });
        current.focus(function(){
            label.hide();
        });

        current.blur(function(){
            if(current.val() == label.html() || current.val() == '') {
                label.show();
            }
        });
    });
};