image_1 = new Image(); 
image_1.src = "/img/nav_01_.jpg"; 
image_2 = new Image(); 
image_2.src = "/img/nav_02_.jpg"; 
image_3 = new Image(); 
image_3.src = "/img/nav_03_.jpg"; 
image_4 = new Image(); 
image_4.src = "/img/nav_04_.jpg"; 
image_5 = new Image(); 
image_5.src = "/img/nav_05_.jpg"; 
image_6 = new Image(); 
image_6.src = "/img/nav_06_.jpg"; 
image_7 = new Image(); 
image_7.src = "/img/nav_07_.jpg"; 

function NewWindow(mypage, mytitle) { window.open(mypage, mytitle, 'toolbar=0,scrollbars=0,resizable=0,directories=0,location=0,menubar=0,status=1,width=600,height=400,left=150,top=200 ');}
function NewWindow2(mypage, mytitle) { window.open(mypage, mytitle, 'toolbar=0,scrollbars=0,resizable=0,directories=0,location=0,menubar=0,status=1,width=400,height=250,left=150,top=200 ');}