Save A Photoshop Timeline to Gifs

function savetimeline(layerNode) {
    try{
        var Path= activeDocument.path;
        }catch(e){var Path = "C:/desktop/gif";}
    var Name = decodeURI(app.activeDocument.name).replace(/\.[^\.]+$/, '');
    for (var i=0; i<layerNode.length; i++) {
        if(layerNode[i].layerSets>0 && layerNode[i].name != "MINE")
            savetimeline(layerNode[i].layerSets);
        for(var layerIndex=0; layerIndex < layerNode[i].artLayers.length; layerIndex++) {
            var savedState = app.activeDocument.activeHistoryState;
            var layer=layerNode[i].artLayers[layerIndex];
                var index=0;
                do {
                    if(index >= layerNode[i].artLayers.length){
                        index = 0;
                    }
                    if(layer.name == layerNode[i].artLayers[index].name){

                    } else {
                        if(layerNode[i].artLayers[index].length==undefined && layerNode[i].artLayers[index].name != "MINE")
                            layerNode[i].artLayers[index].remove();
                    }
                    index++;
                } while (layerNode[i].artLayers.length != 1);
                var layerName = layer.name.replace(/[:\/\\*\?\"\<\>\|]/g, "_");
                var saveFile= new File(Path + "/" + Name + "-" + layerName + ".gif");
                SaveForWeb(saveFile);
                app.activeDocument.activeHistoryState = savedState;
            }
    }
}

function SaveForWeb(file){

            var d = new ActionDescriptor()

            d.putEnumerated( charIDToTypeID( "Op  " ), charIDToTypeID( "SWOp" ), charIDToTypeID( "OpSa" ) ); // Save
            d.putPath( charIDToTypeID( "In  " ), file );
            d.putEnumerated( charIDToTypeID( "Fmt " ), charIDToTypeID( "IRFm" ), charIDToTypeID( "GIFf" ) ); // GIF format

            d.putBoolean( charIDToTypeID( "Intr" ), false ); // Interlaced

            d.putEnumerated( charIDToTypeID( "RedA" ), charIDToTypeID( "IRRd" ), charIDToTypeID( "Sltv" ) ); // Colors Rreduction Type

            d.putBoolean( charIDToTypeID( "RChT" ), false ); // colors reduction Use All Text Layers
            d.putBoolean( charIDToTypeID( "RChV" ), false ); // colors reduction Use All Vector Shape Layers
            d.putBoolean( charIDToTypeID( "AuRd" ), false ); // colors reduction Auto
            d.putInteger( charIDToTypeID( "NCol" ), 256 );

            // d.putEnumerated( charIDToTypeID( "Dthr" ), charIDToTypeID( "IRDt" ), charIDToTypeID( "None" ) ); // Dither type
            d.putData( charIDToTypeID( "Dthr" ), "DITHER.Diffusion" ); // Dither type
            d.putInteger( charIDToTypeID( "DthA" ), 100 ); // Dither amount

            d.putInteger( charIDToTypeID( "DChS" ), 0 );     // Diffusion Dither min if Use
            d.putInteger( charIDToTypeID( "DCUI" ), 100 );     // Diffusion Dither max if Use
            d.putBoolean( charIDToTypeID( "DChT" ), false ); // Diffusion Dither Use All Text Layers
            d.putBoolean( charIDToTypeID( "DChV" ), false ); // Diffusion Dither Use All Vector Shape Layers

            d.putInteger( charIDToTypeID( "WebS" ), 0 ); // Web Snap

            d.putEnumerated( charIDToTypeID( "TDth" ), charIDToTypeID( "IRDt" ), charIDToTypeID( "None" ) ); // Trancparency dither type
            d.putInteger( charIDToTypeID( "TDtA" ), 0 ); // Trancparency diffusion dither amount;

            d.putInteger( charIDToTypeID( "Loss" ), 0 ); // Lossy amount

            d.putInteger( charIDToTypeID( "LChS" ), 0   );   // lossiness min
            d.putInteger( charIDToTypeID( "LCUI" ), 100 );   // lossiness max
            d.putBoolean( charIDToTypeID( "LChT" ), false ); // lossiness Use All Text Layers
            d.putBoolean( charIDToTypeID( "LChV" ), false ); // lossiness Use All Vector Shape Layers

            d.putBoolean( charIDToTypeID( "Trns" ), true );  // Trancparency

            d.putBoolean( charIDToTypeID( "Mtt " ), true ); // Matte
            d.putInteger( charIDToTypeID( "MttR" ), 255 );   // Matte R
            d.putInteger( charIDToTypeID( "MttG" ), 255 );   // Matte G
            d.putInteger( charIDToTypeID( "MttB" ), 255 );   // Matte B

            var d0 = new ActionDescriptor();
            d0.putObject( charIDToTypeID( "Usng" ), stringIDToTypeID( "SaveForWeb" ), d );
            executeAction( charIDToTypeID( "Expr" ), d0, DialogModes.NO );

    }

    savetimeline(app.activeDocument.layerSets);