function editProperty()
{
	var selItems = fl.getDocumentDOM().library.getSelectedItems();

	if(!selItems.length)
	{
		alert("You must select library items");
		return;
	}
	
	// init ui
	var xui = fl.getDocumentDOM().xmlPanel(fl.configURI + "Commands/xml/MultiItemsLibraryTool.xml");
	
//	for(var v in xui)
//	{
//		fl.trace(v + "=" + xui[v]);
//	}
//	
//	compression=50
//	bitmaptype=Photo (JPEG)
//	doccompression=true
//	allow=false
//	firstframe=true
//	param1=true
//	param2=false
//	param3=false
//	param4=false
	
	var t;
	
	for (var i=0;i<selItems.length;i++)
	{
		s = selItems[i];
		t = s.itemType;
		
		if(t == "bitmap")
		{
			if(xui.param2 == "true")
			{
				s.allowSmoothing = (xui.allow == "true")
			}
			
			if(xui.param3 == "true")
			{
				if(xui.bitmaptype == "Photo (JPEG)")
				{
					s.compressionType = "photo";
				
				}else{
					
					s.compressionType = "lossless";
				}
			}
			
			if(xui.param4 == "true")
			{
				if(s.compressionType == "photo")
				{
					s.quality = Number(xui.compression);
					s.useImportedJPEGQuality = (xui.doccompression == "true");
				}
			}
			
		}else if(t == "movie clip" || t == "graphic" || t == "button" ){
			
			if(xui.param1 == "true")
			{
				s.linkageExportInFirstFrame = (xui.firstframe == "true")
			}
		}
	}
}

editProperty();