Untitled

DataGrid.prototype.exportToExcel = function () {
        var table = this._generateGridTable(true);
        var uri = 'data:application/vnd.ms-excel;base64,',
            template = '<html><head><meta http-equiv="content-type" content="text/plain; charset=UTF-8"/></head><body><table border="1" border-collapse="collapse">{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]; }) };

        var ctx = { table: table.html() }

        var link = document.createElement('a');
        link.href = uri + base64(format(template, ctx));
        link.download = this.definition.exportFilename + ".xls";
        document.body.appendChild(link); // needed for FF
        link.click();
        document.body.removeChild(link);
    }