if (document.images)
{
  pic1= new Image(250,195); 
  pic1.src="../images/frame/twitter.jpg"; 

  pic2= new Image(250,195); 
  pic2.src="../images/frame/twitterOver.jpg";
  
  pic3= new Image(250,195); 
  pic3.src="../images/frame/control.jpg"; 

  pic4= new Image(250,195); 
  pic4.src="../images/frame/controlOver.jpg";
  
  pic5= new Image(250,195); 
  pic5.src="../images/frame/printhifi.jpg"; 

  pic6= new Image(250,195); 
  pic6.src="../images/frame/printhifiOver.jpg";
  
  pic7= new Image(250,195); 
  pic7.src="../images/frame/hifimedia.png";  
  
}