if (document.images)
{
  pic1= new Image(125,59); 
  pic1.src="higherground/images/nav/home_over.gif"; 
  
  pic2= new Image(125,59); 
  pic2.src="higherground/images/nav/bronze_over.gif"; 
  
  pic3= new Image(125,59); 
  pic3.src="higherground/images/nav/silver_over.gif"; 
  
  pic4= new Image(125,59); 
  pic4.src="higherground/images/nav/gold_over.gif"; 
  
  pic5= new Image(125,59); 
  pic5.src="higherground/images/nav/buynow_over.gif"; 
  
  pic6= new Image(125,59); 
  pic6.src="higherground/images/nav/helpdesk_over.gif"; 

}