//showHideMainRollOutSubMenu begin

var agt=navigator.userAgent.toLowerCase();
var is_major = parseInt(navigator.appVersion);
var is_minor = parseFloat(navigator.appVersion);
var is_nav = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1) && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1) && (agt.indexOf('webtv')==-1));

var is_nav4 = (is_nav && (is_major == 4));
var is_nav4up = (is_nav && (is_major >= 4));
var is_nav6 = (is_nav && (is_major == 5));
var is_nav6up = (is_nav && (is_major >= 5));
var is_ie = (agt.indexOf("msie") != -1);
var is_ie3 = (is_ie && (is_major < 4));
var is_ie4 = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")==-1));
var is_ie4up = (is_ie && (is_major >= 4));
var is_ie5 = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1));
var is_ie5up = (is_ie && !is_ie3 && !is_ie4);
var is_opera = (agt.indexOf("opera") != -1);
var is_opera4 = (is_opera && (is_major == 4));
var is_opera5 = (is_opera && (is_major == 5));
var is_opera5up = (is_opera && (is_major >= 5));

var is_domcom = ((is_nav6up)||(is_ie5up)||(is_opera5up))
var is_mac = (agt.indexOf("mac")!=-1);
var is_mac68k = (is_mac && ((agt.indexOf("68k")!=-1) || (agt.indexOf("68000")!=-1)));
var is_macppc = (is_mac && ((agt.indexOf("ppc")!=-1) || (agt.indexOf("powerpc")!=-1)));



var _timeout = 500;

function getElementByIds(_id) {

var _el;

if(is_domcom) {
_el = document.getElementById(_id);
} else if(is_ie4) {
_el = document.all[_id];
}

return _el;
}

function rollOut(_obj, n){

 //n = n + 10;
 n = n + 90;

 if(is_opera5up)
 //n = n + 20;
 n = n + 100;

 document.getElementById(_obj).style.clip = 'rect(auto 534px ' + n + 'px auto)';

 if(n < 400){
 setTimeout("rollOut('" + _obj + "', " + n +")", 0);
 }
}

function _showMenu(_objID) {
 var _obj = getElementByIds(_objID);
 if(_obj) {
 _obj.style.display = 'block';
 _obj.style.clip = 'rect(0 0 0 0)';
 rollOut(_objID, 0);
 }
}

function _hideMenu(_objID) {
 var _obj = getElementByIds(_objID);
 if(_obj) {
 _obj.style.display = 'none';
 _obj.style.clip = 'rect(auto auto auto auto)';
 }
}

//hide other submenus begin
function hideOther(_id){
 var myMenu = getElementByIds(_id);
 var sm1 = getElementByIds("submenuHlasenie");
 var sm2 = getElementByIds("submenuPocasie");
 var sm3 = getElementByIds("submenuAktualne");
 var sm4 = getElementByIds("submenuArchiv");
 var sm5 = getElementByIds("submenuNapiste");

 if(sm1 && sm1 != myMenu) {
 sm1.style.display = 'none';
 }
 if(sm2 && sm2 != myMenu) {
 sm2.style.display = 'none';
 }
 if(sm3 && sm3 != myMenu) {
 sm3.style.display = 'none';
 }
 if(sm4 && sm4 != myMenu) {
 sm4.style.display = 'none';
 }
 if(sm5 && sm5 != myMenu) {
 sm5.style.display = 'none';
 }
}
//hide other submenus end

/*************************************************
 * shows element with id passed as parameter
 *************************************************/
function doOver(_id) {

 var _el = getElementByIds(_id);
 hideOther(_id);
 if(_el) {
 if(_el.timer) {
 clearTimeout(_el.timer);
 }
 if(_el.style.display != 'block')
 _showMenu(_id);
 }
}

/*************************************************
 * hides element with id passed as parameter
 *************************************************/

var time

function doOut(_id) {

 var _el = getElementByIds(_id);

 if(_el) {
 var _timer = setTimeout("_hideMenu('" + _id + "')", _timeout);
 _el.timer = _timer;
 }
}
//showHideMainRollOutSubMenu end