/**
 * Function: onImageLoadError
 */
OpenLayers.Util.onImageLoadError = function() {
	// transparent layer, don't do anything.
};


var Yaina;
if (!Yaina) Yaina = OpenLayers.Class();
if (!Yaina.Layer) Yaina.Layer = OpenLayers.Class();

Yaina.Layer.Tracks = OpenLayers.Class(OpenLayers.Layer.XYZ, {
    initialize: function(name, url, options) {
        options = OpenLayers.Util.extend({
		numZoomLevels: 19,
		isBaseLayer: false,
		visibility: true,
		transitionEffect: "none",
		alpha: true}, options);
        var newArguments = [name, url, options];
        OpenLayers.Layer.OSM.prototype.initialize.apply(this, newArguments);
    },

    CLASS_NAME: "Yaina.Layer.Tracks"
});