gistfile1.js

function getDivWidthHeight() {
    var divNumber = doc.pathItems.length;
    var divHeightWidth = [];
    for (i = 0; i < divNumber; i++){
        if ( app.documents.length > 0 ) {
            var itemWidth = doc.pathItems[i].width;
            var itemHeight = doc.pathItems[i].height;
            var currentLayerName = getLayerName(i);
            divHeightWidth.push(currentLayerName, itemWidth, itemHeight);
        }
    }
}

var allLayersIndex = layers.length;
for (i = 0; i < allLayersIndex; i++) { 
    var customName = "Layer 2";
    var myLayer = app.activeDocument.layers[i];
    var myLayer = myLayer.name;
    if (customName == myLayer) {
        //getDivWidthHeight();
        var currentLayerName = getLayerName(i);
        alert("match on:" + currentLayerName);
    }
    else { break; } 
}