// Right click the movieclip you wish to use in the library and 
// change the linkage name to "Dot" or create your own custom class.
 
// TweenMax is used in this snippet, get it here: http://www.greensock.com/tweenmax/ 
// and thank Jack Doyle for being great by donating.
 
 
import com.greensock.TweenMax; 
import com.greensock.easing.*;
 
var dotLength : int = 870; 				// the length that you'd like the dot to be
createDotLine( dotLength, 50, 100 );  	// place this anywhere, this creates your dot, 
                                  		// it takes three parameters: length + x,y of line
 
function createDotLine( dL:int, sX:int, sY:int ) : void
{
	var dotSprite : Sprite = new Sprite();
	dotSprite.y = sY;
        dotSprite.x = sX;
	addChild(dotSprite);
 
	while ( dotSprite.width  <=  dL )
	{
		var w : int = dotSprite.width;
		var d : Sprite = new Dot();
		d.x = w;
		dotSprite.addChild( d );
	}
 
	for ( var i : int = 0; i < dotSprite.numChildren; i++)
	{
		var dS = dotSprite.getChildAt( i );
		var plusMinusY : int;
		if ( i % 2 == 0 )
		{
			plusMinusY = dS.y - 50;
		} else {
			plusMinusY = dS.y + 50;
		}
 
		TweenMax.from( dS, .7, { alpha:0, y:plusMinusY, x:dS.x - 40, delay:i * .01, ease:Expo.easeInOut });
	}
}