browser2009 constructor

public function BrowserGallery(xmlString:String)
		{
			pictures = new MovieClip();
			addChild(pictures);
			
			imgContainer = new MovieClip();
			
			pictures.addChild(imgContainer);
			imgContainer.addChild(imgLoader);
			
			//CREATES ARROWS FOR EACH IMAGE ON THE GALLERY, TO MOVE TO THE NEXT OR THE PREVIOUS ONE
			arrowRight = new MovieClip();
			arrowRight.graphics.lineStyle(2, 0xFFFFFF, 1.0);
			arrowRight.graphics.moveTo(0, 0);
			arrowRight.graphics.lineTo(15, 15);
			arrowRight.graphics.lineTo(0, 30);
			
			arrowRightSquare = new MovieClip();
			arrowRightSquare.graphics.beginFill(0x000000, 0.8);
			arrowRightSquare.graphics.drawRect(0, 0, 40, 40);
			arrowRightSquare.graphics.endFill();
			arrowRightSquare.buttonMode = true;
			
			arrowLeft = new MovieClip();
			arrowLeft.graphics.lineStyle(2, 0xFFFFFF, 1.0);
			arrowLeft.graphics.moveTo(0, 0);
			arrowLeft.graphics.lineTo(15, 15);
			arrowLeft.graphics.lineTo(0, 30);
			arrowLeft.rotation = 180;
			
			arrowLeftSquare = new MovieClip();
			arrowLeftSquare.graphics.beginFill(0x000000, 0.8);
			arrowLeftSquare.graphics.drawRect(0, 0, 40, 40);
			arrowLeftSquare.graphics.endFill();
			arrowLeftSquare.buttonMode = true;
			
			//LOADS THE XML PASSED IN THE CONSTRUCTOR BROWSER GALLERY - BrowserGallery(xmlString:String)
			xml = new XML();
			xmlURL = new URLRequest(xmlString);
			xmlLoader = new URLLoader(xmlURL);
			
			//EVENT LISTENERS TO THE XML, PICTURES MOVIE CLIP AND THE ARROWS
			xmlLoader.addEventListener(Event.COMPLETE, loadXML);
			pictures.addEventListener(MouseEvent.ROLL_OVER, displayArrows);
			pictures.addEventListener(MouseEvent.ROLL_OUT, hideArrows);
			arrowLeftSquare.addEventListener(MouseEvent.CLICK, prevImage);
			arrowRightSquare.addEventListener(MouseEvent.CLICK, nextImage);
		}