var tableToExcel = (function () {
    var uri = 'data:application/vnd.ms-excel;base64,'
            , template = '<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns="http://www.w3.org/TR/REC-html40"><meta http-equiv="content-type" content="application/vnd.ms-excel; charset=UTF-8"><head><!--[if gte mso 9]><xml><x:ExcelWorkbook><x:ExcelWorksheets><x:ExcelWorksheet><x:Name>{worksheet}</x:Name><x:WorksheetOptions><x:DisplayGridlines/></x:WorksheetOptions></x:ExcelWorksheet></x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]--></head><body><table>{table}</table></body></html>'
            , base64 = function (s) {
                return window.btoa(unescape(encodeURIComponent(s)));
            }
    , format = function (s, c) {
        return s.replace(/{(\w+)}/g, function (m, p) {
            return c[p];
        });
    };
    return function (table, name, filename) {
        if (!table.nodeType)
            table = document.getElementById(table);
        var ctx = {worksheet: name || 'Worksheet', table: table.innerHTML};
        window.location.href = uri + base64(format(template, ctx));

        /*var link = document.createElement('a');
         link.download = filename;
         link.href = uri + base64(format(template, ctx));
         link.click();
         */
    };
})();



//function Exportar() {
//    var uri = 'data:application/vnd.ms-excel;base64,'
//            , template = '<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns="http://www.w3.org/TR/REC-html40"><meta http-equiv="content-type" content="application/vnd.ms-excel; charset=UTF-8"><head><!--[if gte mso 9]><xml><x:ExcelWorkbook><x:ExcelWorksheets><x:ExcelWorksheet><x:Name>{worksheet}</x:Name><x:WorksheetOptions><x:DisplayGridlines/></x:WorksheetOptions></x:ExcelWorksheet></x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]--></head><body><table>{table}</table></body></html>'
//            , base64 = function (s) {
//                return window.btoa(unescape(encodeURIComponent(s)));
//            }
//    , format = function (s, c) {
//        return s.replace(/{(\w+)}/g, function (m, p) {
//            return c[p];
//        });
//    };
//
//    return function (table, name) {
//        if (!table.nodeType)
//            table = document.getElementById(table);
//        var ctx = {worksheet: name || 'Worksheet', table: table.innerHTML};
//        window.location.href = uri + base64(format(template, ctx));
//    };
//}