Layer seek : Layer « HTML « JavaScript DHTML

Layer seek

// Seek nested NN4 layer from string name
function seekLayer(doc, name) {
    var theObj;
    for (var i = 0; i < doc.layers.length; i++) {
        if (doc.layers[i].name == name) {
            theObj = doc.layers[i];
        // dive into nested layers if necessary
        if (doc.layers[i].document.layers.length > 0) {
            theObj = seekLayer(document.layers[i].document, name);
    return theObj;

// Convert object name string or object reference
// into a valid element object reference
function getRawObject(obj) {
    var theObj;
    if (typeof obj == "string") {
        if (isW3C) {
            theObj = document.getElementById(obj);
        } else if (isIE4) {
            theObj = document.all(obj);
        } else if (isNN4) {
            theObj = seekLayer(document, obj);
    } else {
        // pass through object reference
        theObj = obj;
    return theObj;


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6.The layer while rolling over the link.
7.Accessing Layers with JavaScript
8.'layer' and 'ilayer' Tag Properties
9.Detecting Navigator and Internet Explorer
10. Adjusting Layer clip Properties (W3C)
11.Comparison of Layer and Clip Location Properties (W3C)
12. Testing Nested Layer Coordinate Systems (W3C)
13.Nested Layer Visibility Relationships (W3C)
14.Relationships Among zIndex Values (W3C)
15.Dragging a Layer (W3C)
16.Resizing a Layer (W3C)
17.Methods and Properties of the Layer Object