blob: 862d8b60ba74f4558112b127892111e8d657fa67 (
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/* some code to highlight the current trick and to switch between different tricks */
/* which trick is currently highlighted*/
var current=0;
/* do the higlighting */
function hl(num) {
if(document.getElementById){
var i;
for(i=0;i<14;i++){
if(document.getElementById("trick"+i))
document.getElementById("trick"+i).style.display = 'none';
}
document.getElementById("trick"+num).style.display = 'block';
current=num;
}
}
/* highlight the last trick, useful when a page is called the first time*/
function high_last(){
if(document.getElementById){
var i;
for(i=13;i>=0;i--) {
if(document.getElementById("trick"+i))
{
hl(i);
current=i;
break;
}
}
}
}
/* highlight the next trick */
function hl_next()
{
if(document.getElementById("trick"+(current+1)))
hl(current+1);
}
/* highlight the previous trick */
function hl_prev()
{
if(document.getElementById("trick"+(current-1)))
hl(current-1);
}
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