/*************************
  Coppermine Photo Gallery
  ************************
  Copyright (c) 2003-2006 Coppermine Dev Team
  v1.1 originally written by Gregory DEMAR

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.
  ********************************************
  Coppermine version: 1.4.10
  $Source$
  $Revision: 3275 $
  $Author: gaugau $
  $Date: 2006-09-03 12:10:47 +0200 (So, 03 Sep 2006) $
**********************************************/

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function writeCookie(name, data, noDays){
  var cookieStr = name + "="+ data
  if (writeCookie.arguments.length > 2){
    cookieStr += "; expires=" + getCookieExpireDate(noDays)
    }
  document.cookie = cookieStr
}

function readCookie(cookieName){
   var searchName = cookieName + "="
   var cookies = document.cookie
   var start = cookies.indexOf(cookieName)
   if (start == -1){ // cookie not found
     return ""
     }
   start += searchName.length //start of the cookie data
   var end = cookies.indexOf(";", start)
   if (end == -1){
     end = cookies.length
     }
   return cookies.substring(start, end)
}

function blocking(nr, cookie, vis_state)
{
        if (document.layers)
        {
                current = (document.layers[nr].display == 'none') ? vis_state : 'none';
                if (cookie != '')
                        writeCookie(nr, current);
                document.layers[nr].display = current;
        }
        else if (document.all)
        {
                current = (document.all[nr].style.display == 'none') ? vis_state : 'none';
                if (cookie != '')
                        writeCookie(nr, current);
                document.all[nr].style.display = current;
        }
        else if (document.getElementById)
        {
                display = (document.getElementById(nr).style.display == 'none') ? vis_state : 'none';
                if (cookie != '')
                        writeCookie(nr, display);
                document.getElementById(nr).style.display = display;
        }
}


function fullscreenpopup()
{
	window.moveTo(0,0);
        window.resizeTo(screen.availWidth, screen.availHeight);
}


function adjust_popup()
{
        var w, h, fixedW, fixedH, diffW, diffH;
        if (document.documentElement && document.body.clientHeight==0) {     // Catches IE6 and FF in DOCMODE
                fixedW = document.documentElement.clientWidth;
                fixedH = document.documentElement.clientHeight;
                window.resizeTo(fixedW, fixedH);
                diffW = fixedW - document.documentElement.clientWidth;
                diffH = fixedH - document.documentElement.clientHeight;
                w = fixedW + diffW + 16; // Vert Scrollbar Always On in DOCMODE.
                h = fixedH + diffH;
                if (w >= screen.availWidth) h += 16;
        } else if (document.all) {
                fixedW = document.body.clientWidth;
                fixedH = document.body.clientHeight;
                window.resizeTo(fixedW, fixedH);
                diffW = fixedW - document.body.clientWidth;
                diffH = fixedH - document.body.clientHeight;
                w = fixedW + diffW;
                h = fixedH + diffH;
                if (h >= screen.availHeight) w += 16;
                if (w >= screen.availWidth)  h += 16;
        } else {
                fixedW = window.innerWidth;
                fixedH = window.innerHeight;
                window.resizeTo(fixedW, fixedH);
                diffW = fixedW - window.innerWidth;
                diffH = fixedH - window.innerHeight;
                w = fixedW + diffW;
                h = fixedH + diffH;
                if (w >= screen.availWidth)  h += 16;
                if (h >= screen.availHeight) w += 16;
        }
        w = Math.min(w,screen.availWidth);
        h = Math.min(h,screen.availHeight);
        window.resizeTo(w,h);
        window.moveTo((screen.availWidth-w)/2, (screen.availHeight-h)/2);
}

function show_section(e) {
    if (document.getElementById(e).style.display == 'none') {
        document.getElementById(e).style.display = 'block';
    } else {
        document.getElementById(e).style.display = 'none';
    }
}


function expand()
{
        var Nodes = document.getElementsByTagName("table")
        var max = Nodes.length
        for(var i = 0;i < max;i++) {
                var nodeObj = Nodes.item(i)
                var str = nodeObj.id
                if (str.match("section")) {
                        nodeObj.style.display = 'block';
                }
        }
}

function hideall()
{
        var Nodes = document.getElementsByTagName("table")
        var max = Nodes.length
        for(var i = 0;i < max;i++) {
                var nodeObj = Nodes.item(i)
                var str = nodeObj.id
                if (str.match("section")) {
                        nodeObj.style.display = 'none';
                }
        }
}


//
// tjpzoom 2005.11.29 - 2005.12.02.
// details/usage: http://valid.tjp.hu/zoom/
//

var zoomw=160;
var zoomh=120;
var defzoomamount=4;

var zoomamountstep=1.2;
var zoomsizemin=1000;
var zoomsizemax=100000;
var zoomsizestep=1.2;
var zoomamountmin=1;
var zoomamountmax=12;

function zoom_set(evt) {
 var evt = evt?evt:window.event?window.event:null; if(!evt){ return;}
 if(zoomid=='' || parseInt(document.getElementById(zoomid+'_container').style.width) == 0) {return true;}
 if(evt.keyCode==37 || evt.keyCode==100) {zoomw/=zoomsizestep; zoomh/=zoomsizestep; if(zoomw*zoomh<zoomsizemin) {zoomh=Math.sqrt(zoomsizemin/zoomratio); zoomw=zoomh*zoomratio;} zoom_init(); zoom_move(); return;} //left
 if(evt.keyCode==39 || evt.keyCode==102) {
  zoomw*=zoomsizestep; zoomh*=zoomsizestep;
  if(zoomw*zoomh>zoomsizemax) {zoomh=Math.sqrt(zoomsizemax/zoomratio); zoomw=zoomh*zoomratio;}
  if(zoomw>objw) {zoomw=objw; zoomh=objw/zoomratio;}
  else if(zoomh>objh) {zoomh=objh; zoomw=objh*zoomratio}
  zoom_init(); zoom_move(); return;
 } //right
 if(evt.keyCode==40 || evt.keyCode==98)  {zoomamount/=zoomamountstep; if(zoomamount<zoomamountmin) {zoomamount=zoomamountmin;} zoom_init(); zoom_move(); return;} //down
 if(evt.keyCode==38 || evt.keyCode==104) {zoomamount*=zoomamountstep; if(zoomamount>zoomamountmax) {zoomamount=zoomamountmax;} zoom_init(); zoom_move(); return;} //up
 return;
}

function zoom_init() {
 document.getElementById(zoomid+'_clip').style.width=objw*zoomamount+'px';
 document.getElementById(zoomid+'_clip').style.height=objh*zoomamount+'px';
 setTimeout("document.getElementById('"+zoomid+"_trigger').focus();",0);
}

function zoom_move(evt) {
 if(typeof(evt) == 'object') {
  var evt = evt?evt:window.event?window.event:null; if(!evt){ return;}
  if(evt.pageX) {
   xx=evt.pageX - ffox;
   yy=evt.pageY - ffoy;
  } else {
   if(typeof(document.getElementById(zoomid)+1) == 'number') {return true;} //mert az ie egy ocska kurva
//   xx=evt.x - ieox;
//   yy=evt.y - ieoy;
   xx=evt.clientX - ieox;
   yy=evt.clientY - ieoy;
  }
 } else {
  xx=lastxx; yy=lastyy;
 }
 lastxx=xx; lastyy=yy;
 document.getElementById(zoomid+'_clip').style.margin=((yy-zoomh/2 > 0)?(zoomh/2-yy*zoomamount):(yy*(1-zoomamount)))+'px 0px 0px '+((xx-zoomw/2 > 0)?(zoomw/2-xx*zoomamount):(xx*(1-zoomamount)))+'px';
 document.getElementById(zoomid+'_container').style.margin=((yy-zoomh/2 > 0)?(yy-zoomh/2):(0))+'px 0px 0px '+((xx-zoomw/2 > 0)?(xx-zoomw/2):(0))+'px';

 w2=((xx+zoomw/2<objw)?((zoomw/2<xx)?(zoomw):(zoomw/2+xx)):(zoomw/2+objw-xx)); if(w2<0) {w2=0;} document.getElementById(zoomid+'_container').style.width=w2+'px';
 h2=((yy+zoomh/2<objh)?((zoomh/2<yy)?(zoomh):(zoomh/2+yy)):(zoomh/2+objh-yy)); if(h2<0) {h2=0;} document.getElementById(zoomid+'_container').style.height=h2+'px';
 return false;
}

function zoom_off() {
 if(zoomid != '') {
  document.getElementById(zoomid+'_container').style.width='0px';
  document.getElementById(zoomid+'_container').style.height='0px';
 }
 zoomid='';
}

function countoffset() {
 ieox=0;ieoy=0;
 for(zmi=0;zmi<50;zmi++) {
  zme='document.getElementById(zoomid)';
  for(zmj=1;zmj<=zmi;zmj++) {
   zme+='.offsetParent';
  }
  if(eval(zme)+1 == 1) {zmi=100} else {ieox+=eval(zme+'.offsetLeft'); ieoy+=eval(zme+'.offsetTop');}
 }
 ffox=ieox;
 ffoy=ieoy;
 ieox-=document.body.scrollLeft;
 ieoy-=document.body.scrollTop;
}

function zoom_on(evt,ow,oh,lowres,highres) {
 thisid=lowres+highres+ow+oh;
 thisid='zoom_'+thisid.replace(/[^a-z0-9]/ig,'')
 if(zoomid==thisid) {return;}
 if(typeof(highres) == typeof(nemistudom)) {highres=lowres;}
 var evt = evt?evt:window.event?window.event:null; if(!evt){ return;}
 zoomamount=defzoomamount;
 objw=ow;
 objh=oh;
 zoomid=thisid;
 if(evt.pageX) {
  evt.target.parentNode.id=thisid;
  countoffset();
  lastxx=evt.pageX - ffox; //mert a ff egy ocska kurva
  lastyy=evt.pageY - ffoy;
 } else {
  evt.srcElement.parentNode.id=thisid;
  countoffset();
//  lastxx=evt.x - ieox; //mert az ie egy ocska kurva
//  lastyy=evt.y - ieoy;
  lastxx=evt.clientX - ieox;
  lastyy=evt.clientY - ieoy; 
 }
 document.getElementById(thisid).style.width=ow+'px';
 document.getElementById(thisid).style.height=oh+'px';
 document.getElementById(thisid).style.overflow='hidden';
 document.getElementById(thisid).innerHTML='<div style="position:absolute; overflow:hidden; width:0; height:0;" id="'+thisid+'_container" onmousemove="zoom_move(event);" onmouseout="zoom_off()"><img src="'+highres+'" alt="" id="'+thisid+'_clip" style="padding:0;margin:0;border:0;" /></div><img src="'+lowres+'" id="'+thisid+'_pic" alt="" style="padding:0;margin:0;border:0;width:'+ow+'px; height: '+oh+'px"/><input type="text" id="'+thisid+'_trigger"  style="width:0;height:0;border:0;margin:0; padding:0;overflow:hidden;"/>';
 if(zoomw>objw) {zoomw=objw; zoomh=objw/zoomratio;}
 else if(zoomh>objh) {zoomh=objh; zoomw=objh*zoomratio}
 zoom_init();
 zoom_move('');
 if(document.all) {
  document.onkeydown=zoom_set;
 } else {
  window.captureEvents(Event.KEYDOWN);
  window.onkeydown = zoom_set;
 }
 return false;
}

var zoomamount=defzoomamount; var objw;var objh;var zoomid=''; var zoomratio=zoomw/zoomh; var ieox=0; var ieoy=0; var ffox=0; var ffoy=0;