<!-- button with scale9grid -->
<plugin name="button1" url="button.png"
align="center" edge="center" x="-25%"
scale9grid="12|9|74|71"
onhover="showtext(scale9grid button[br]click to toggle scale, hoverstyle);"
onclickA="tween(scale,3);set(onclick,call(onclickB));"
onclickB="tween(scale,1);set(onclick,call(onclickA));"
onclick="call(onclickA);"
/>