Square

- Square(x,y,size)

Draw a Square. 
- x : the x-coordinate of the square.
- y : the y-coordinate of the square. 
- size : the size of the square.

Example: 

this.setup = function()
{
   NCL = parent.NCL();
}
this.draw = function(scene)
{
   NCL.context.fillStyle = "red";
   NCL.square(10,10,30);
}