try{
	if ( app.documents.length > 0 ) { // Make sure the is an open document
		var doc = activeDocument;  // capture the document's name so...
			if ( doc.layers.length >  1){ // ...if there's more than one layer...
				var idslct = charIDToTypeID( "slct" ); // ...select the top-most layer
					var desc18 = new ActionDescriptor();
					var idnull = charIDToTypeID( "null" );
						var ref3 = new ActionReference();
						var idLyr = charIDToTypeID( "Lyr " );
						var idOrdn = charIDToTypeID( "Ordn" );
						var idFrnt = charIDToTypeID( "Frnt" );
						ref3.putEnumerated( idLyr, idOrdn, idFrnt );
					desc18.putReference( idnull, ref3 );
					var idMkVs = charIDToTypeID( "MkVs" );
					desc18.putBoolean( idMkVs, false );
				executeAction( idslct, desc18, DialogModes.NO );
			}
		// ...Stamp Visible
		var idMrgV = charIDToTypeID( "MrgV" );
			var desc14 = new ActionDescriptor();
			var idDplc = charIDToTypeID( "Dplc" );
			desc14.putBoolean( idDplc, true );
		executeAction( idMrgV, desc14, DialogModes.NO );
	}
}catch(e){ //catch any errors
}