jQuery(document).ready(function () {

    jQuery('#author').val('Name');
    jQuery('#author').click(function() { if (this.value == 'Name') { this.value = ''; } });
    jQuery('#author').blur(function() { if (this.value == '') { this.value = 'Name'; } });

    jQuery('#email').val('Email Address');
    jQuery('#email').click(function() { if (this.value == 'Email Address') { this.value = ''; } });
    jQuery('#email').blur(function() { if (this.value == '') { this.value = 'Email Address'; } });

    jQuery('#url').val('Website');
    jQuery('#url').click(function() { if (this.value == 'Website') { this.value = ''; } });
    jQuery('#url').blur(function() { if (this.value == '') { this.value = 'Website'; } });

    jQuery('#comment').html('Write your review here');
    jQuery('#comment').click(function() { if (this.value == 'Write your review here') { this.value = ''; } });
    jQuery('#comment').blur(function() { if (this.value == '') { this.value = 'Write your review here'; } });

});