(function(){jQuery.fn.emptyFieldValue=function(b){if(!b)throw Error("A value is not specified.");this.filter('input[type="text"], textarea').each(function(){var a=jQuery(this);a.focus(function(){if(a.val()==b){a.val("");a.removeClass("empty")}});a.blur(function(){if(jQuery.trim(a.val())==""){a.val(b);a.addClass("empty")}});a.blur()});return this}})();