// JavaScript Document

if (document.images) {            
img1on = new Image();           
img1on.src = "images/button1-on.gif"; 
img2on = new Image();
img2on.src = "images/button2-on.gif";  
img3on = new Image();
img3on.src = "images/button3-on.gif";
img4on = new Image();
img4on.src = "images/button4-on.gif";
img5on = new Image();
img5on.src = "images/button5-on.gif"; 
img6on = new Image();           
img6on.src = "images/s-button1-on.gif"; 
img7on = new Image();           
img7on.src = "images/s-button2-on.gif"; 
img8on = new Image();           
img8on.src = "images/s-button3-on.gif"; 
img9on = new Image();           
img9on.src = "images/s-button6-on.gif"; 
img10on = new Image();           
img10on.src = "images/s-button4-on.gif"; 
img11on = new Image();           
img11on.src = "images/s-button5-on.gif"; 


img1off = new Image();           
img1off.src = "images/button1-off.gif"; 
img2off = new Image();
img2off.src = "images/button2-off.gif";  
img3off = new Image();
img3off.src = "images/button3-off.gif";
img4off = new Image();
img4off.src = "images/button4-off.gif";
img5off = new Image();
img5off.src = "images/button5-off.gif";  
img6off = new Image();           
img6off.src = "images/s-button1-off.gif"; 
img7off = new Image();           
img7off.src = "images/s-button2-off.gif";
img8off = new Image();           
img8off.src = "images/s-button3-off.gif";
img9off = new Image();           
img9off.src = "images/s-button6-off.gif";
img10off = new Image();           
img10off.src = "images/s-button4-off.gif";
img11off = new Image();           
img11off.src = "images/s-button5-off.gif";


function imgOn(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "on.src");        }}
                        
function imgOff(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "off.src");        }}
}