// Browser windows size collector window.onresize = function (event) { SetWidthHeight(); } function SetWidthHeight() { var height = $(window).height(); var width = $(window).width(); $.ajax({ url: "./windowSize.ashx", data: { 'Height': height, 'Width': width }, contentType: "application/json; charset=utf-8", dataType: "json" }).done(function (data) { if (data.isFirst) { window.location.reload(); }; }).fail(function (xhr) { //alert("Problem to retrieve browser size."); }); } $(function () { SetWidthHeight(); });