float distanceX = (entity2.x+entity2.velocityX) - (entity1.x+entity1.velocityX);
					float distanceY = (entity2.y+entity2.velocityY) - (entity1.y+entity1.velocityY);
					float minDistance = entity1.radius + entity2.radius;
					float distance = (float)Math.sqrt(distanceX * distanceX + distanceY * distanceY);

					float f = (minDistance - distance) / minDistance;

					if(distance < minDistance)
					{
						entity1.velocityX -= (f * f * distanceX * elasticity);
						entity1.velocityY -= (f * f * distanceY * elasticity);

						entity2.velocityX += (f * f * distanceX * elasticity);
						entity2.velocityY += (f * f * distanceY * elasticity);
					}