/* JavaScript generated with CSS-Menu-Generator by Andy Tandler */

function initMenu()
{
	if ( browser.isDOM1
	&& !( browser.isMac && browser.isIE )
	&& !( browser.Opera && browser.versionMajor < 7 )
	&& !( browser.isIE && browser.versionMajor < 5 ) )
	{
		// get some element
		var menu = document.getElementById('menu');
		var lis = menu.getElementsByTagName('li');

		// change the style of the menu
		menu.className="menu";

		// i am searching for ul element in li element
		for ( var i=0; i<lis.length; i++ )
		{
			// is there a ul element ?
			if ( lis.item(i).getElementsByTagName('ul')[0] )
			{
				// improve keyboard navigation with IE
				if ( browser.isIE )
				{
					addAnEvent(lis.item(i),'keyup',visible);
				}

				// apply the method to DOM compliant browsers
				addAnEvent(lis.item(i),'mouseover',visible);
				addAnEvent(lis.item(i),'mouseout',hidden);
				addAnEvent(lis.item(i),'blur',hidden);
				addAnEvent(lis.item(i),'focus',visible);
			}
		}
	}
}

function addAnEvent( target, eventName, functionName )
{
	// apply the method to IE
	if ( browser.isIE )
	{
		//target.attachEvent( 'on'+eventName, functionName ); // dont work properly with this
		eval('target.on'+eventName+'=functionName');
	}
	// apply the method to DOM compliant browsers
	else
	{
		target.addEventListener( eventName , functionName , true ); // true is important for Opera7
	}
}

/* hide the first ul element of the current element */
function hidden()
{
	/* setAttribute dont work correctly with IE */
	this.getElementsByTagName('ul')[0].style.visibility = "hidden";
}

/* show the first ul element of the current element */
function visible()
{
	this.getElementsByTagName('ul')[0].style.visibility = "visible";
}

/* used to improve keyboard navigation with IE */
function hiddenUl( ul )
{
	if ( browser.isIE )
	{
		var uls = ul.getElementsByTagName('ul');
		for ( var i=0; i<uls.length; i++ )
		{
			uls.item(i).style.visibility = "hidden";
		}
		ul.style.visibility = "hidden";
	}
}

// not very clean but simple
// the function can be run in the HTML for faster display
window.onload=initMenu;

function hideload () {
if (document.getElementById('navi'))
{
 var div_obj = document.getElementById('navi') ;
div_obj.style.display = "block" ;
}
return true;
}
var Images = new Array;

function higImg(self){
	im = replaceCharacters(self.src, '.gif', '_hig.gif'); // vytvorim novej nazev
	img = inArray(Images, im);
	if (img == 'NaN') {
		img = new Image();
		img.src = im;
		Images = toArray(Images, im, img);
	}
	self.src = img.src; // replace
	//alert(self);
}
function unhigImg(self){
	im = replaceCharacters(self.src, '_hig.gif', '.gif'); // vytvorim novej nazev
	img = inArray(Images, im);
	if (img == 'NaN') {
		img = new Image();
		img.src = im;
		Images = toArray(Images, im, img);
	}
	self.src = img.src; // replace
	//alert(this.src);
}
function toArray(a, key, value){
	a.push(key, value);
	return a;
}
function inArray(a, key){
	for (i = 0; i<a.length; i+=2){
		if (a[i] == key){
			//alert('Found ' + key );
			 return a[i+1];
		} 
	}
	return 'NaN';
}
function replaceCharacters(conversionString,inChar,outChar)
{
  var convertedString = conversionString.split(inChar);
  convertedString = convertedString.join(outChar);
  return convertedString;
}