1. if (document.images)  
   2. {  
   3.   pic1= new Image(198,34);  
   4.   pic1.src="images/AGRIA.jpg";  
   5.   pic2= new Image(198,34);  
   6.   pic2.src="images/IMPORTA.jpg";  
   7.   pic3= new Image(198,34);  
   8.   pic3.src="images/ESTATEA.jpg";  
   9.   pic4= new Image(198,34);  
  10.   pic4.src="images/MUSICA.jpg";    
  11. }