indent=5;//set here the left indent in pixels 
iup='blueup.gif'//set here the up arrow relative location 
idrop='bluedrop.gif'//set here the drop arrow relative location 
//No need to modify below 
function coll(){ 
var dd=document.getElementById('quiz').getElementsByTagName('div'); 
var aa=document.getElementById('quiz').getElementsByTagName('img'); 
for (var i=1;i<dd.length;i=i+2){ 
dd[i].style.position='relative'; 
dd[i].style.display='none'; 
} 
for (var j=0;j<aa.length;j++){ 
im=aa[j].getAttribute('src'); 
if(im==idrop){ 
aa[j].setAttribute('src',iup);break 
} 
} 
} 
function activ(w){ 
var d=w.parentNode.getElementsByTagName('div')[0]; 
var a=w.firstChild; 
if(d.style.display=='none'){ 
coll(); 
d.style.display='inline'; 
a.setAttribute('src',idrop); 
} 
else{ 
d.style.display='none'; 
a.setAttribute('src',iup); 
} 
} 
onload=coll;