function configureEffect(){
}
function executeEffect(){
	var curr_eff = fl.activeEffect;
	var curr_doc = fl.getDocumentDOM();
	var curr_tl = curr_doc.getTimeline();
	var theFrame = curr_tl.currentFrame;
	curr_tl.insertFrames(curr_eff.duration - 1);
	curr_doc.enterEditMode();
	curr_tl = curr_doc.getTimeline();
	curr_tl.insertFrames(curr_eff.duration - 1);
	curr_tl.convertToKeyframes(0, curr_eff.duration);
	for(var i = 0; i < curr_eff.duration; i++){
		var angle = Math.PI * 2 / curr_eff.duration * i;
		if(curr_eff.direction == "Counterclockwise"){
			angle = -angle;
		}
		var xDist = Math.cos(angle)*curr_eff.radius;
		var yDist = Math.sin(angle)*curr_eff.radius;
		curr_tl.currentFrame = i;
		curr_doc.selectAll();
		curr_doc.moveSelectionBy( {x:xDist, y:yDist} );
		if(curr_eff.alignPath){
			curr_doc.rotateSelection(angle*180/Math.PI+90);
		}
	}
	curr_doc.exitEditMode();
	if(curr_eff.alignPath){
		var curr_elem = curr_doc.selection[0];
		curr_elem.setPersistentData("aligned", "string", "true");
	}
	curr_tl = curr_doc.getTimeline();
	curr_tl.currentFrame = theFrame;
}
function removeEffect(){
	var curr_doc = fl.getDocumentDOM();
	var curr_elem = curr_doc.selection[0];
	if(curr_elem.hasPersistentData("aligned")){
		if(curr_elem.getPersistentData("aligned") == "true"){
			var aligned = true;
		}
	}
	curr_doc.enterEditMode();
	var curr_tl = curr_doc.getTimeline();	
	var numFrames = curr_tl.layers[0].frameCount;
	curr_tl.removeFrames(1, numFrames);
	curr_tl.currentFrame = 0;
	curr_doc.selectAll();
	curr_doc.group();
	curr_doc.align("horizontal center", true);
	curr_doc.align("vertical center", true);
	if(aligned){
		curr_doc.rotateSelection(-90);
	}
	curr_doc.unGroup();
    curr_doc.exitEditMode();
	curr_tl = curr_doc.getTimeline();
	var selFrames = curr_tl.getSelectedFrames();
	curr_tl.removeFrames(selFrames[1]+1, selFrames[2]);
	curr_tl.setSelectedFrames(selFrames[1], selFrames[1]);		
}