Block enter key

function stopRKey(evt) {
    var evt = (evt) ? evt : ((event) ? event : null);
    var node = (evt.target) ? evt.target : ((evt.srcElement) ? evt.srcElement : null);
    if ((evt.keyCode == 13) && (node.type == "text")) { return false; }
}

document.onkeypress = stopRKey;

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