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/* Provide the XMLHttpRequest constructor for Internet Explorer 5.x-6.x: Other browsers (including Internet Explorer 7.x-9.x) do not redefine XMLHttpRequest if it already exists. This example is based on findings at: http://blogs.msdn.com/xmlteam/archive/2006/10/23/using-the-right-version-of-msxml-in-internet-explorer.aspx */ if (typeof XMLHttpRequest === "undefined") { XMLHttpRequest = function () { try { return new ActiveXObject("Msxml2.XMLHTTP.6.0"); } catch (e) {} try { return new ActiveXObject("Msxml2.XMLHTTP.3.0"); } catch (e) {} try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch (e) {} throw new Error("This browser does not support XMLHttpRequest."); }; }