(function() { 
    var gDoc = app.activeDocument; 
 
    if ((gDoc.allGraphics.length != 0) && (app.selection.length == 1)) { 
        switch (app.selection[0].constructor.name) { 
               case "Rectangle": 
               case "Oval": 
               case "Polygon": 
                    if (app.selection[0].graphics.length != 0){ 
                        var cLink = app.selection[0].graphics.item(0).itemLink; 
                    } 
                break; 
               case "Image": 
               case "EPS": 
               case "PDF": 
                    var cLink = app.selection[0].itemLink; 
                break; 
        } 
    } 
 
    dialog(cLink); 
 
    function dialog(cLink) { 
        var dialog = new Window("dialog", "Verknüpfung verwalten"); 
        var moveButton = dialog.add('button {text: "Datei zur indd verschieben..."}'); 
            moveButton.onClick = function () { dialog.close(); moveLink(cLink); } 
 
        dialog.show(); 
    } 
 
    function moveLink (cLink) { 
        if (cLink.status != LinkStatus.NORMAL) return; 
        if (gDoc.saved == true) var targetFolder = gDoc.filePath; 
        else { 
            var targetFolder = Folder(Folder.desktop).selectDlg(); 
            if (targetFolder == null) exit(); 
        } 
 
        var newFile = File(targetFolder.fsName+"/"+cLink.name); 
        if (!newFile.exists){ 
            var cFile = File(cLink.filePath); 
            var copyMe = cFile.copy(newFile); 
            if (copyMe == true) { 
                try { cLink.relink(newFile); } catch(e) { alert(e); } 
    //          cFile.remove(); 
            } 
        } else {  alert("Die Verknüpfung gibt es am Zielort bereits!\n-> keine Änderung"); } 
    } 
})(); 

function() { 
	var doc = app.activeDocument; 
	var clink = fetch_link( app.selection ); 
	 
	if( confirm( "Got Link\rWanna move the link?" ) ) { 
		move_link( clink ); 
	} 
	 
	function fetch_link( obj_array ) { 
		// do something to extract link from array 
		return link; 
	} 
	function move_link( link ) { 
		// move the link 
	} 
} 

moveButton.onClick = function() { dialog.close(true) } 
dontMoveButton.onClick = function() {dialog.close(false); } 
 
if ( dialog.show() ) move();