var oldy=0; var oldy_r=0;

function AreaHighlightOn( elt ) {
  elt.style.oldBackgroundColor = elt.style.backgroundColor;
  elt.style.backgroundColor = '#E4E4E4';
}

function AreaHighlightOff( elt ) {
  elt.style.backgroundColor = elt.style.oldBackgroundColor;
}

function mm(url){
    var img=new Image;
    img.src=url;
    return img;
}

var imgBkYes=mm('/imgs/note_yes.gif');
var imgBkNo=mm('/imgs/note_no.gif');

function doBk(iid) {
   var obj,img;
   if(document.all) { obj= document.all['my_note_i'];}
   else {obj=document.getElementById('my_note_i');}
    if(!isInBk(iid)) {
        addToBk(iid+'_0');
         var count=parseInt(cookieVal("noteCount"))+1;
         document.cookie ="noteCount="+count+"; path=/";
         img=imgBkYes;
    } else img=imgBkNo;
    if (img && img.complete) {
        obj.src=img.src;
        showBk(iid);
    }
return false;
}


function showBk(iid){
 var obj=document.getElementById("my_note");
 var obj1=document.getElementById("ti_"+iid);
 var ox,oy;
 for(ox=oy=0;obj1;obj1=obj1.offsetParent)ox+=obj1.offsetLeft, oy+=obj1.offsetTop;
 obj.style.top=oy-20; obj.style.left=ox;
 obj.style.display='block';
return false;
}

function dropBk(){
 var obj=document.getElementById("my_note");
 obj.style.display='none';

}

function cookieVal(cookieName) {
    thisCookie = document.cookie.split("; ")
        for (i = 0; i < thisCookie.length; i++) {
            if (cookieName == thisCookie[i].split("=")[0]) {
                return thisCookie[i].split("=")[1];
            }
        }
    return 0;
}


function isInBk(posNum){
    var p_cookie=document.cookie;
    var cookie;
    cookie=unescape(p_cookie.substr(p_cookie.indexOf('book=')+5,p_cookie.indexOf('-NSB')-p_cookie.indexOf('book=')-4));
    return cookie.indexOf('-'+posNum+'_')==-1?false:true;
}

function addToBk(code){
    var p_cookie=document.cookie;
    var cookie;
    cookie=unescape(p_cookie.substr(p_cookie.indexOf('book=')+5,p_cookie.indexOf('-NSB')-p_cookie.indexOf('book=')-5));
    p_cookie='book='+escape(cookie+'-'+code)+'-NSB; path=/';
    document.cookie=p_cookie;
}

function zoom(file)
{
  var p = window.open('/zoom.plx?file='+file,'preview_window',"width=10,height=10,top=0,left=0,location=0,toolbar=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,fullscreen=0");
  if(p) p.focus();
  return false;
}

function zoomR(file)
{
  var p = window.open('/zoomR.plx?id='+file,'preview_window',"width=10,height=10,top=0,left=0,location=0,toolbar=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,fullscreen=0");
  if(p) p.focus();
  return false;
}

function ScrollOn() {
  if (oldy!=document.body.scrollTop) {
    var ox,oy;
    var obj=document.getElementById('ww');
    var obj1=document.getElementById('SCROLLBAN');
    if(obj && obj1) {
			for(oy=0;obj;obj=obj.offsetParent) oy+=obj.offsetTop;      
			if(document.body.scrollTop < oy) obj1.style.top=0; 
			else if (document.body.scrollHeight-document.body.scrollTop-obj1.scrollHeight > 200) {
				(document.body.scrollTop > 0) ? obj1.style.top=document.body.scrollTop - 129 : obj1.style.top=document.body.scrollTop ;
				/* if (document.body.scrollTop >= (document.body.scrollHeight-scrollbanwidth-75)) obj1.style.top = document.body.scrollHeight-scrollbanwidth-205; */
			}
			oldy=document.body.scrollTop;
    }
  }	
}

function win_popup(name,w,h)
{
  var p=window.open(name,'pop_win',"width="+w+",height="+h+",top=0,left=0,location=0,toolbar=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,fullscreen=0");
  if(p)p.focus();
  return false;
}