jQuery.fn.hint=function(blurClass){if(!blurClass){blurClass='blur';}
return this.each(function(){var $input=jQuery(this),title=$input.attr('title'),$form=jQuery(this.form),$win=jQuery(window);function remove(){if($input.val()===title&&$input.hasClass(blurClass)){$input.val('').removeClass(blurClass);}}
if(title){$input.blur(function(){if(this.value===''){$input.val(title).addClass(blurClass);}}).focus(remove).blur();$form.submit(remove);$win.unload(remove);}});};