set abstand to 0 
set hoehe to 13.3 
 
tell application "Adobe InDesign CS2" 
	--activate 
	set myDoc to active document 
	set myOldYUnits to vertical measurement units of view preferences of myDoc 
	set vertical measurement units of view preferences of myDoc to millimeters 
	 
	try 
		set myselection to selection 
	on error 
		display dialog "Es muss schon was selektiert sein" 
	end try 
	 
	 
	repeat with aSelection in myselection 
		tell parent of aSelection 
			set theseBounds to geometric bounds of aSelection 
			set newFrame to make text frame 
			set geometric bounds of newFrame to {¬ 
				(item 3 of theseBounds) + abstand, ¬ 
				item 2 of theseBounds, ¬ 
				(item 3 of theseBounds) + abstand + hoehe, ¬ 
				item 4 of theseBounds} 
			set contents of newFrame to "Bildunterschrift" 
			set item layer of newFrame to item layer of aSelection 
		end tell 
	end repeat 
	set vertical measurement units of view preferences of myDoc to myOldYUnits 
	 
end tell 

set contents of newFrame to "Bildunterschrift" 

if (count of items of all graphics of aSelection) > 0 then 
    set contents of newFrame to name of item link of item 1 of all graphics of aSelection 
else 
    set contents of newFrame to "Bildunterschrift" 
end if 

// addCaption.js  
//  
var myDistance = 2; // Abstand zum Bild  
var myHeight = 10; // Höhe des Rahmens für die Bildunterschrift  
var myDoc = app.documents[0];  
var mySel = app.selection;  
  
for (oneObject = 0; oneObject < mySel.length; oneObject++){  
	if (mySel[oneObject].constructor.name == "Rectangle"){  
		var myBounds = mySel[oneObject].geometricBounds;  
		var myPage = mySel[oneObject].parent.documentOffset-1;   
		if (mySel[oneObject].graphics.length > 0){  
			var myContent = mySel[oneObject].graphics[0].itemLink.name;  
		}  
		else {  
			var myContent = "Abb. ";  
		}  
		var myFrame = myDoc.pages[myPage].textFrames.add(  
			undefined, undefined, undefined, {  
				geometricBounds:[myBounds[2], myBounds[1], myBounds[2] + myHeight, myBounds[3]],  
				contents:myContent  
			}   
		)  
		myFrame.textFramePreferences.insetSpacing = [myDistance, 0, 0, 0]  
	}  
} 

// addCaption_2.jsx  
// an InDesign CS2 JavaScript 
// 
var myObjectStyle = app.activeDocument.objectStyles.item("BU"); // Objektstil für Bildunterschrift  
var myDistance = 0; // Abstand zum Bild  
var myHeight = 3.923; // Höhe des Rahmens für die Bildunterschrift  
var myDoc = app.documents[0];  
var mySel = app.selection;  
 
// Wenn der oben genannte Objektstil ("BU") nicht vorhanden ist,  
// dann wird der Objekstil "[Einfacher Textrahmen]" zugewiesen. 
try{ 
	myObjectStyle.name; // Prüfung Objektstil  
} 
catch(e){ 
	var myObjectStyle = app.activeDocument.objectStyles.item("[Normal Text Frame]");  
} 
  
for (oneObject = 0; oneObject < mySel.length; oneObject++){  
	if (mySel[oneObject].constructor.name == "Rectangle"){  
		var myBounds = mySel[oneObject].geometricBounds;  
		var myPage = mySel[oneObject].parent.documentOffset-1;  
		if (mySel[oneObject].graphics.length > 0){  
			var myContent = mySel[oneObject].graphics[0].itemLink.name;  
		}  
		else {  
			var myContent = "Abb. ";  
		}  
		var myFrame = myDoc.pages[myPage].textFrames.add(  
			undefined, undefined, undefined, {  
				geometricBounds:[myBounds[2] + myDistance, myBounds[1], myBounds[2] + myHeight + myDistance, myBounds[3]],  
				contents:myContent 
			}   
		) 
	myFrame.applyObjectStyle(myObjectStyle);  
	}  
}