var IE
((window.navigator.appName == 'Microsoft Internet Explorer')&(!window.navigator.userAgent.match('Opera'))) ? IE = true : IE = false

window.onload = init;
window.onresize = reinit;

function init() {
  init_objects();
  height();
}

function reinit() {
	height()
}

var fl_1, fl_2, fl_3, docb, scrW, scrH, aplmenu 
var sitfl2, rightcolts, rightcolcontent, fixfl2, fixfl3
var titfl2, titfl3, titsekci
function init_objects() {
	fl_1=getElement('leftcolumn');
	fl_2=getElement('fl_2');
	fl_3=getElement('fl_3');
	sitfl2=getElement('sitfl2');
	rightcolts=getElement('rightcolts');
	rightcolcontent=getElement('rightcolcontent');
	fixfl2=getElement('fixfl2');
	fixfl3=getElement('fixfl3');
	aplmenu=getElement('aplikacnemenu');
	titfl2=getElement('titfl2');
	titfl3=getElement('titfl3');
	titsekci=getElement('titulkasekci');
	docb=document.body;
	scrW=screen.width;
	scrH=screen.height;
}

function auto() {
	fl_2.style.height = 'auto'
	fl_1.style.height = 'auto'
}

function getElement(id) {
if(document.getElementById) {
  if(document.getElementById(id)==null)return false; else return document.getElementById(id);
} else if(document.all) {
  if(eval('document.all.'+id)==null)return false; else  return eval('document.all.'+id);
}
}

var max=0	
function height() {
var leftH = ((fl_1)?fl_1.offsetHeight:0)
var middleH =((fl_2)?fl_2.offsetHeight:0)
var rightH = ((fl_3)?fl_3.offsetHeight:0)
var add=0
var add1=0
var add2=0
var mf, rf
//middleH=0
if(titsekci)add2=15
if(middleH==0) {
  middleH=((sitfl2)?sitfl2.offsetHeight:0);
  if(middleH!=0 && aplmenu)add1=-15
  mf=sitfl2;
}
if(middleH==0) {
  middleH =((fixfl2)?fixfl2.offsetHeight:0);
  if(middleH!=0 && aplmenu)add=(aplmenu.offsetHeight+15)
  mf=fixfl2;
}
if(middleH==0) {
  middleH =((titfl3)?titfl3.offsetHeight:0);
  if(middleH!=0 && aplmenu)add1=-15
  mf=titfl3;
}
if(rightH==0) {
  rightH=((rightcolts)?rightcolts.offsetHeight:0);
  if(rightH!=0 && aplmenu)add=aplmenu.offsetHeight+10
  rf=rightcolts;
}
if(rightH==0) {
  rightH=((rightcolcontent)?rightcolcontent.offsetHeight:0);
  rf=rightcolcontent;
}
if(rightH==0) {
  rightH=((fixfl3)?fixfl3.offsetHeight:0)
  rf=rightcolcontent;
}
var cmax, max1

  if (leftH > rightH) { max1 = leftH } else { max1 = rightH }
  if (middleH > max1) { cmax = middleH } else { cmax = max1 }

 if(leftH < middleH){
    fl_1.style.height = (cmax+add+add1+add2)+'px';
  }
 if(leftH < rightH){
    fl_1.style.height = (cmax+add+add1+add2)+'px';
  }
 if(leftH > middleH){
    if(mf)mf.style.height = (cmax-add+add1+add2)+'px';
  }
 if(middleH < rightH){
    if(mf)mf.style.height = (cmax-add+add1+add2)+'px';
  }
}

function getpageurl(adv){
var l=window.location
if(l.search){l=l.href+'&ADV='+adv}
else{l=l.href+'?ADV='+adv}
return l
}
function myAddFavorite(){
window.external.AddFavorite(getpageurl('fav'),document.title)
return false
}
function sethome(co){
if(co.style){
var l=getpageurl('home')
co.style.behavior='url(#default#homepage)'
co.setHomePage(l);
};
return false
}