var assets_folder = "~/Desktop/_PRINT"; 
if (assets_folder.exists || assets_folder.create()) { 
    var i, in_file, out_file; 
    var coll_images = []; // Array mit Namen der bereits gesammelten Bilder  
    for (i=0;i<doc.placedItems.length;i++) { 
		in_file = doc.placedItems[i].file; 
		out_file = File(assets_folder+"/"+in_file.name); 
         in_file.copy(out_file) 
         coll_images[i] = out_file.name; // Name des platzierten Bildes ins Array 
		doc.placedItems[i].file = out_file; 
    	} 
	for (i=0;i<doc.rasterItems.length;i++) { 
		if (doc.rasterItems[i].embedded) continue; 
		in_file = doc.rasterItems[i].file; 
		out_file = File(assets_folder+"/"+in_file.name); 
		in_file.copy(out_file); 
		doc.rasterItems[i].file = out_file; 
     } 
} 

var nameArray = ["Müller", "Maier", "Müller", "Müller", "Maier"]; 
var aArray = []; 
 
for(var n=0;n<nameArray.length;n++) 
{ 
	aArray[nameArray[n]] = nameArray[n]+" : "+n; 
}; 
 
for(x in aArray) 
{ 
	$.writeln(x+"\t"+aArray[x]); 
}; 
 
$.writeln(aArray["Berger"]); // Result: undefined 

//www.selfhtml.org... doppelte Listeneinträge entfernen  
function unique(ain) {   
  var seen = {}   
  var aout = []   
   
  for (var i = 0; i < ain.length; i++) {   
    var elt = ain[i]   
    if (!seen[elt]) {   
      aout.push(elt)   
      seen[elt] = true   
    }   
  }   
   
  return aout   
}