Focus Picture Rotation JS Code

function $ (ID) {return document.getElementById (ID);}

function Addloadevent (func) {
var oldonload = window.onload;
if (typeof window.onload!= ' function ') {
Window.onload = func;
} else {
Window.onload = function () {
Oldonload ();
Func ();
}
}
}

Function addbtn () {
 if (!$ (' Focus_turn ') | |! $ (' focus_pic ') | |! $ (' Focus_tx ') return;
 var focuslist = $ (' focus_pic '). getElementsByTagName (' Li ');
 if (!focuslist| | focuslist.length==0) return;
 var btnbox = document.createelement (' div ');
 btnbox.setattribute (' id ', ' focus_btn ');
 var spanbox = ';
 for (var i=1; i<=focuslist.length; i++) {
  var spanlist = ' <span class= ' normal ' > ' +i+ ' & Lt;/span> ';
  spanbox + = spanlist;
 }
 btnbox.innerhtml = Spanbox;
 $ (' Focus_turn '). appendchild (Btnbox);
 $ (' focus_btn '). getElementsByTagName (' span ') [0].classname = ' current ';
}

var autokey = false;
function Btnturn () {
if (!$ (' Focus_turn ') | |! $ (' focus_pic ') | |! $ (' focus_tx ') | | !$ (' focus_btn ')) return;
$ (' Focus_turn '). Onmouseo Tutorial ver = function () {AutoKey = true};
$ (' Focus_turn '). onmouseout = function () {AutoKey = false};
var focuslist = $ (' focus_pic '). getElementsByTagName (' Li ');
var btnlist = $ (' focus_btn '). getElementsByTagName (' span ');
var txlist = $ (' Focus_tx '). getElementsByTagName (' Li ');
for (var m=0; m<btnlist.length; m++) {
Btnlist[m].onmouseover = function () {
Classnormal ();
This.classname= ' current ';
var n=this.childnodes[0].nodevalue-1;
Focuslist[n].classname= ' current ';
Txlist[n].classname= ' current ';
}
}
}

Addloadevent (ADDBTN);
Addloadevent (Btnturn);
Addloadevent (Setautoturn);

function Setautoturn () {
SetInterval (' AutoTURN () ', 5000);
}

function AutoTURN () {
if (!$ (' Focus_turn ') | |! $ (' focus_pic ') | |! $ (' Focus_tx ') return;
if (AutoKey) return;
var focuslist = $ (' focus_pic '). getElementsByTagName (' Li ');
var btnlist = $ (' focus_btn '). getElementsByTagName (' span ');
var txlist = $ (' Focus_tx '). getElementsByTagName (' Li ');
for (var i=0; i<focuslist.length; i++) {
if (focuslist[i].classname = = ' current ') {
var currentnum = i;
}
}
if (currentnum==focuslist.length-1) {
Classnormal ();
Classcurrent (0);
} else {
Classnormal ();
Classcurrent (currentnum+1);
}

}
</script>
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