set_evt(window,'load',function(){
	var array_full_of_zineh = dd.call(d('page_content'),'input','zineh');
	if (array_full_of_zineh.length){
		for (var i=0;i<array_full_of_zineh.length;i++){
			array_full_of_zineh[i].style.display = 'none';
			array_full_of_zineh[i].value = navigator.userAgent;
		}
	}
});