/* Duplicator
		
		By: Nathan Gambles
		January 30, 2009
		
	Created to quickly duplicate a selected layer by the value input at the prompt.
*/

{
app.beginUndoGroup("Duplicator");

	var target;
	var myComp;
	var numLayers;
	var dupName;
	var prMessage = "How many duplicates do you want?";
	var dupNum = 1;
	var proj = app.project;
	
function duplicate(){
		if(!proj){
			alert("You need a project, a selected comp and select layers to be duplicated.");
		}else{
			if(proj.numItems == 0){
				alert("You need a selected comp and select layers to be duplicated.");
			}else{
				myComp = proj.activeItem;
				if(!myComp){
					alert("You need a selected comp and select layers to be duplicated.");
				}else{
					target = myComp.selectedLayers;
					if(target[0] == null){
						alert("You need a selected comp and select layers to be duplicated.");
					}else{
						dupNum = prompt(prMessage, dupNum, "Duplicator");
						for(var i = 0 ; i < dupNum ; i++){		
							for( var j = 0 ; j < target.length ; j++){
								target[j].duplicate().moveAfter(myComp.layer( (target[j].index + i )));
							}
						}
					}
				}
			}
		}
}
duplicate();

app.endUndoGroup();
}