#target bridge 
 
getXMPText(); 
 
function getXMPText() { 
var bt = new BridgeTalk(); 
bt.target = "InDesign"; 
bt.body = "var myDescription = app.activeDocument.pages[0].textFrames[0].contents; var myPic = app.activeDocument.pages[0].allGraphics[0].itemLink.filePath;[myDescription, myPic]" 
bt.onResult = function(theRes) { 
var myResult = theRes.body; 
letBridgeWork( myResult ); 
} 
bt.send(); 
} 
 
letBridgeWork = function( myResString) { 
	var myResultArray = myResString.split(",") 
    var thumb= new Thumbnail (File (myResultArray[1])); 
 var md = thumb.metadata;  
   md.synchronousMetadata; 
  var nameSpaces = new Array ("http://iptc.org/std/Iptc4xmpCore/1.0/xmlns/", "http://ns.adobe.com/exif/1.0/", "http://iptc.org/std/Iptc4xmpCore/1.0/xmlns/", "http://purl.org/dc/elements/1.1/", "http://ns.adobe.com/tiff/1.0/", "http://ns.adobe.com/xap/1.0/", "http://ns.adobe.com/xap/1.0/mm/", "http://ns.adobe.com/xap/1.0/bj/", "http://ns.adobe.com/xap/1.0/t/pg/", "http://ns.adobe.com/photoshop/1.0/"); 
for (var i = 0; i < nameSpaces.length; i++)  { 
  md.namespace = nameSpaces[i] 
   md.Description = myResultArray[0]; 
   thumb.refresh() 
   } 
}