Code:
package com
{

	import flash.display.MovieClip;
	import flash.events.MouseEvent;
	import flash.geom.Point;
	
	

	public class dragitem1 extends MovieClip
	{
		protected var dropTarget1Full:Number = 0;
		protected var dropTarget2Full:Number = 0;
		protected var dropTarget3Full:Number = 0;
		protected var dropTarget4Full:Number = 0;
		protected var dropTarget5Full:Number = 0;
		protected var dropTarget6Full:Number = 0;
		protected var originalPosition:Point;
		
		
		public function dragitem1()
		{
			originalPosition = new Point(x,y);
			buttonMode = true;
			addEventListener(MouseEvent.MOUSE_DOWN, down);
		}

		protected function down(event:MouseEvent):void
		{
			startDrag();
			parent.addChild(this);
			
			stage.addEventListener(MouseEvent.MOUSE_UP, stageUp);
		}


		protected function stageUp(event:MouseEvent):void
		{
			stage.removeEventListener(MouseEvent.MOUSE_UP, stageUp);
			stopDrag();

			if (dropTarget)
			{

				if (dropTarget.parent.name == "dropTarget1" && dropTarget1Full==0)
				{
					 this.x = dropTarget.parent.x
   					 this.y = dropTarget.parent.y
					 dropTarget1Full = 1
					 //trace(dropTarget1Full)
				}else if(dropTarget.parent.name == "dropTarget2" && dropTarget2Full==0)
				{
					 this.x = dropTarget.parent.x
   					 this.y = dropTarget.parent.y
					 dropTarget2Full = 1
				}else if(dropTarget.parent.name == "dropTarget3" && dropTarget3Full==0)
				{
					 this.x = dropTarget.parent.x
   					 this.y = dropTarget.parent.y
					 dropTarget3Full = 1
				}else if(dropTarget.parent.name == "dropTarget4" && dropTarget4Full==0)
				{
					 this.x = dropTarget.parent.x
   					 this.y = dropTarget.parent.y
					 dropTarget4Full = 1
				}else if(dropTarget.parent.name == "dropTarget5" && dropTarget5Full==0)
				{
					 this.x = dropTarget.parent.x
   					 this.y = dropTarget.parent.y
					 dropTarget5Full = 1
				}else if(dropTarget.parent.name == "dropTarget6" && dropTarget5Full==0)
				{
					 this.x = dropTarget.parent.x
   					 this.y = dropTarget.parent.y
					 dropTarget6Full = 1
				}else if (dropTarget.parent.name == "BinMC")
				{
					scaleX = scaleY = 0.2;
					alpha = 0.2;
					x = stage.width + width + 10;
					MovieClip(root).BinMC.gotoAndPlay(2);
					buttonMode = false;
					removeEventListener(MouseEvent.MOUSE_DOWN, down);
				}
				else
				{

					returntoOriginalPosition();
				}


			}
			else
			{
				returntoOriginalPosition();
			}
		}

		protected function returntoOriginalPosition():void
		{
			x = originalPosition.x;
			y = originalPosition.y;
		}
		
		

	}

}