ors = "";
                if (start != ':') errors += "Start byte must be ':'!<br/>";
                if (hexline.length < (bytecountDec * 2) + 9) errors += "Hex line too short! Some bytes are missing!<br/>";
                if (checksum.length < 2) errors += "Checksum too short!<br/>";
                if (checksumDec != checksumVerify) errors += "Checksum mismatch!<br/>";

                document.getElementById("calcresult").innerHTML = "<span id='start'>" + start + "<\/span><span id='bytecount'>" +