function delete_allwals(interval){
function clear_msg(){var list = document.getElementsByClassName('post');for(var i = list.length - 1; 0 <= i; i--)if(list && list.parentElement)list.parentElement.removeChild(list);}
function del_walls(){var del = document.getElementsByClassName("post_delete_button");for(var i = 0;i<del.length;i++){var h = document.getElementsByClassName("post_delete_button");var fn_str = h.onclick.toString();var fn_arr_1 = fn_str.split("{");var fn_arr_2 = fn_arr_1[1].split(";");var click = fn_arr_2[0].replace("\n","").replace("  ","");eval(click);}}
function get_wall(){if (document.getElementsByClassName("post").length>0){ count +=  10; all -= 10; wall.showMore(count); del_walls(); clear_msg(); console.info('Всего: '+all);} else {clearInterval(int_id);console.warning('Готово! Записей не осталось :)');}};
var count = 0, all = parseInt(document.getElementById('page_wall_posts_count').innerHTML), int_id=setInterval(get_wall,interval);
}

delete_allwals(1000);