function onSample()
{
var rootBox = scene.rootBox;
if (rootBox)
{
var styleVar = rootBox.getStyle("margin");
if (styleVar && !styleVar.isNull)
{
var rectValue = styleVar.rectValue;
if (rectValue)
{
var right = rectValue.right;
if (right && !right.isNull)
{
shell.print("right = " + right.intValue);
}
}
}
}
}