doc = app.activeDocument;
theSelect = doc.selection;
for (var i = 0; i < theSelect.length; i += 1) {
    x = theSelect[i].left;
    y = theSelect[i].top;
    w = theSelect[i].width;
    h = theSelect[i].height;
    s = 30;
    asize = 20;
    if (h < 50 || w < 50) {
        asize = 5;
    }
    tsize = 36;
    if (h < 60 || w < 60) {
        tsize = 12;
    }
    redColor = new CMYKColor();
    redColor.black = 1;
    redColor.cyan = 1;
    redColor.magenta = 100;
    redColor.yellow = 100;
    var g1 = doc.groupItems.add();
    var line2 = g1.pathItems.add();
    line2.setEntirePath(new Array(new Array(x, (y - h) - s), new Array(x + w, (y - h) - s)));
    line2.strokeColor = redColor;
    var line2 = g1.pathItems.add();
    line2.setEntirePath(new Array(new Array(x, ((y - h) - s) - (s / 2)), new Array(x, (y - h) - (s / 2))));
    line2.strokeColor = redColor;
    var line2 = g1.pathItems.add();
    line2.setEntirePath(new Array(new Array(x + w, ((y - h) - s) - (s / 2)), new Array(x + w, (y - h) - (s / 2))));
    line2.strokeColor = redColor;
    var ar1 = g1.pathItems.add();
    ar1.setEntirePath(new Array(new Array(x, (y - h) - s), new Array(x + asize, ((y - h) - s) - (asize / 2)), new Array(x + asize, ((y - h) - s) + (asize / 2))));
    ar1.strokeColor = NoColor;
    ar1.fillColor = redColor;
    ar1.closed = true;
    var ar1 = g1.pathItems.add();
    ar1.setEntirePath(new Array(new Array(x + w, (y - h) - s), new Array((x + w) - asize, ((y - h) - s) - (asize / 2)), new Array((x + w) - asize, ((y - h) - s) + (asize / 2))));
    ar1.strokeColor = NoColor;
    ar1.fillColor = redColor;
    ar1.closed = true;
    var t2 = g1.textFrames.add();
    t2.contents = (Math.round(w * 0.35277778 * 1000) / 1000) + " mm";
    t2.textRange.characterAttributes.size = tsize;
    t2.textRange.characterAttributes.fillColor = redColor;
    t2.left = (x + (w / 2)) - (t2.width / 2);
    t2.top = ((y - h) - s) - (s / 2);
}