pic1= new Image(125,28); 
pic1.src="images/nav_home_roll.gif";
pic2= new Image(125,28); 
pic2.src="images/nav_askdave_roll.gif"; 
pic3= new Image(125,28); 
pic3.src="images/nav_davesbio_roll.gif"; 
pic4= new Image(125,28); 
pic4.src="images/nav_tips4kids_roll.gif"; 
pic5= new Image(125,28); 
pic5.src="images/nav_books_roll.gif"; 
pic6= new Image(125,28); 
pic6.src="images/nav_seedave_roll.gif"; 
pic7= new Image(125,28); 
pic7.src="images/nav_contact_roll.gif";
pic8= new Image(125,28); 
pic8.src="images/nav_davesblog_roll.gif";
pic9= new Image(125,28); 
pic9.src="images/nav_twitter_roll.gif";