if(document.images){
       glo1=new Image;
       glo2=new Image;
       ofe1=new Image;
       ofe2=new Image;
       dla1=new Image;
       dla2=new Image;
       gal1=new Image;
       gal2=new Image;
       wsp1=new Image;
       wsp2=new Image;
       
       glo1.src='images/m01.jpg';
       glo2.src='images/n01.jpg';
       ofe1.src='images/m02.jpg';
       ofe2.src='images/n02.jpg';
       dla1.src='images/m03.jpg';
       dla2.src='images/n03.jpg';
       gal1.src='images/m04.jpg';
       gal2.src='images/n04.jpg';
       wsp1.src='images/m05.jpg';
       wsp2.src='images/n05.jpg';
}

function zmiana(polerys,nowyrys){
       if(document.i){
              document[polerys].src=eval(nowyrys+".src")
       }
}