function writeNumber(number, length, empty) {

  tmp = Math.pow(10,length-1);

  if (tmp > number) 

    if (length > 1)

      return (empty)+writeNumber(number, length-1,empty)

    else

      return (number)

  else 

    return (number)

}



function myszOn(number,array)

{

  if (document.images) {

    document[array[0]+writeNumber(number,2,"0")].src = array[2*number].src;

  }

}



function myszOff(number,array)

{

  if (document.images) {

    document[array[0]+writeNumber(number,2,"0")].src = array[2*number-1].src;

  }

}



function createImages(number,nazwa,path,x,y)

{

  if (document.images) {

    this.length = 2*number

    this[0] = nazwa

    for (var i=1;i<this.length;i++)

    {

      this[2*i-1] = new Image(x,y)

      this[2*i-1].src = path+nazwa+writeNumber(i,2,"0")+"-1.gif"

      this[2*i] = new Image(x,y)

      this[2*i].src = path+nazwa+writeNumber(i,2,"0")+"-2.gif"

    }  

  }

}