 	/**
 		:name:	alignFromTopRight
 	*/
-	public static func alignFromTopRight(parent: UIView, child: UIView, top: CGFloat, right: CGFloat) {
+	public static func alignFromTopRight(parent: UIView, child: UIView, top: CGFloat = 0, right: CGFloat = 0) {
 		let metrics: Dictionary<String, AnyObject> = ["top" : top, "right" : right]
 		let views: Dictionary<String, AnyObject> = ["child" : child]
 		parent.addConstraints(constraint("H:[child]-(right)-|", options: nil, metrics: metrics, views: views))

	/**
		:name:	expandToParentHorizontallyWithPad
	*/
	public static func expandToParentHorizontallyWithPad(parent: UIView, child: UIView, left: CGFloat, right: CGFloat) {
		parent.addConstraints(constraint("H:|-(left)-[child]-(right)-|", options: nil, metrics: ["left": left, "right": right], views: ["child" : child]))
	}
	
	/**
		:name:	expandToParentVerticallyWithPad
	*/
	public static func expandToParentVerticallyWithPad(parent: UIView, child: UIView, top: CGFloat, bottom: CGFloat) {
		parent.addConstraints(constraint("V:|-(top)-[child]-(bottom)-|", options: nil, metrics: ["bottom": bottom, "top": top], views: ["child" : child]))
	}
	
	/**
		:name:	expandToParentWithPad
	*/
	public static func expandToParentWithPad(parent: UIView, child: UIView, left: CGFloat, bottom: CGFloat, right: CGFloat, top: CGFloat) {
		let views: Dictionary<String, AnyObject> = ["child" : child]
		parent.addConstraints(constraint("H:|-(left)-[child]-(right)-|", options: nil, metrics: ["left": left, "right": right], views: views))
		parent.addConstraints(constraint("V:|-(top)-[child]-(bottom)-|", options: nil, metrics: ["bottom": bottom, "top": top], views: views))

	/**
		:name:	alignFromBottomLeft
	*/
	public static func alignFromBottomLeft(parent: UIView, child: UIView, bottom: CGFloat = 0, left: CGFloat = 0) {
		let metrics: Dictionary<String, AnyObject> = ["bottom" : bottom, "left" : left]
		let views: Dictionary<String, AnyObject> = ["child" : child]
		parent.addConstraints(constraint("H:|-(left)-[child]", options: nil, metrics: metrics, views: views))
