attachBitmap : comment supprimer l'image loadée pour éviter la superposition avec la suivante ?

oadMovie()

loadMovie()

attachBitmap()

loadMovie()

function loadFull(imgToLoad, desc){	
	import flash.display.*;
		
	var holder:MovieClip = transBG_mc.picBG_mc.empty_mc;
	holder._alpha = 0;
	
	function loadBitmapSmoothed(url:String, cible:MovieClip) { 
	var bmc:MovieClip = cible.createEmptyMovieClip("bmc", cible.getNextHighestDepth()); 

	var listener:Object = new Object(); 

	listener.tmc = cible; 

	listener.onLoadInit = function(mc:MovieClip) { 
	mc._visible = false; 

	var bitmap:BitmapData = new BitmapData(mc._width, mc._height, true); 

	this.tmc.attachBitmap(bitmap, this.tmc.getNextHighestDepth(),"auto",true); 
	bitmap.draw(mc); 
	}; 

	var loader:MovieClipLoader = new MovieClipLoader(); 
	loader.addListener(listener); 
	loader.loadClip(url, bmc); 
	}
	
	loadBitmapSmoothed(imageDir+imgToLoad, holder);
	
	var temp = holder._parent.createEmptyMovieClip("temp", holder._parent.getNextHighestDepth());
	
	temp.onEnterFrame = function() {
		var loaded = holder.getBytesLoaded();
		var total = holder.getBytesTotal();
		var perc = Math.round((loaded/total)*100);
		
		//trace(perc);
		
		if(perc == 100) {
			// hide the preloader
			transBG_mc.preloader_mc.alphaTo(0, 1, "linear", 0, function() { transBG_mc.preloader_mc.removeMovieClip(); });
			//trace(holder._width);
			checkImageWidth(holder, desc);
			
			delete this.onEnterFrame;
			temp.removeMovieClip();
		}
	}
}