// JavaScript Document
if (document.images) {            
img1on = new Image();           
img1on.src = "images/button_ashtanga_on.gif"; 
img2on = new Image();           
img2on.src = "images/button_teachers_on.gif";
img3on = new Image();           
img3on.src = "images/button_schedule_on.gif";
img4on = new Image();           
img4on.src = "images/button_auroville_on.gif";
img5on = new Image();           
img5on.src = "images/button_findus_on.gif";
img6on = new Image();           
img6on.src = "images/button_links_on.gif";


img1off = new Image();           
img1off.src = "images/button_ashtanga_off.gif"; 
img2off = new Image();           
img2off.src = "images/button_teachers_off.gif"; 
img3off = new Image();           
img3off.src = "images/button_schedule_off.gif"; 
img4off = new Image();           
img4off.src = "images/button_auroville_off.gif"; 
img5off = new Image();           
img5off.src = "images/button_findus_off.gif"; 
img6off = new Image();           
img6off.src = "images/button_links_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");        }}
}