var hd;var hw;var w;var h;function screenInf() {hw = $(window).height();w = $(window).width();h = $(window).scrollTop();}$(document).ready(function(){screenInf();$('#menu_poziome').slicknav({prependTo:'#menu2'});var test = $('#share');if(test.length) hd = $("#share").offset().top;else hd = $(document).height();});$(window).resize(function() {screenInf();var test = $('#share');if(test.length) hd = $("#share").offset().top;else hd = $(document).height();});$(window).scroll(function() {screenInf();var test = $('#share');if(test.length) hd = $("#share").offset().top;else hd = $(document).height();if(h>250) $('#menu_float').stop().show("fast");else $('#menu_float').stop().hide("slow");var proc = (h/(hd-hw))*100;$('#menu_float #pb1').attr('value',proc);});