function ukazRO() {
		document.getElementById('rychle_odkazy').style.visibility='visible';
		document.getElementById('rychle_odkazy_1').style.visibility='hidden';
		document.getElementById('rychle_odkazy_2').style.visibility='hidden';
	}

	function skryjRO() {
		document.getElementById('rychle_odkazy').style.visibility='hidden';
		document.getElementById('rychle_odkazy_1').style.visibility='visible';
		document.getElementById('rychle_odkazy_2').style.visibility='visible';
	}

	function ukazNU() {
		document.getElementById('obsah-naposledy').style.display='block';
		document.getElementById('obsah-zpravodaj').style.display='none';
		document.getElementById('nadpis-uptodate').style.backgroundColor='#e9e9e9';
		document.getElementById('nadpis-lastmodified').style.backgroundColor='#f9f9f9';
		document.getElementById('nadpis-uptodate').style.borderTop='none';
		document.getElementById('nadpis-uptodate').style.borderLeft='none';
		document.getElementById('nadpis-uptodate').style.borderRight='none';
		document.getElementById('nadpis-uptodate').style.borderBottom='1px solid #c6c6c6';
		document.getElementById('nadpis-lastmodified').style.borderTop='1px solid #c6c6c6';
		document.getElementById('nadpis-lastmodified').style.borderLeft='1px solid #c6c6c6';
		document.getElementById('nadpis-lastmodified').style.borderRight='1px solid #c6c6c6';
		document.getElementById('nadpis-lastmodified').style.borderBottom='none';
	}

	function ukazZP() {
	if (document.getElementById('obsah-zpravodaj').style.display=='block' && location.pathname=='/cs/') {
		window.location.href="/zpravodaj/";
	} else {
		document.getElementById('obsah-zpravodaj').style.display='block';
		document.getElementById('obsah-naposledy').style.display='none';
		document.getElementById('nadpis-uptodate').style.backgroundColor='#f9f9f9';
		document.getElementById('nadpis-lastmodified').style.backgroundColor='#e9e9e9';
		document.getElementById('nadpis-lastmodified').style.borderTop='none';
		document.getElementById('nadpis-lastmodified').style.borderLeft='none';
		document.getElementById('nadpis-lastmodified').style.borderRight='none';
		document.getElementById('nadpis-lastmodified').style.borderBottom='1px solid #c6c6c6';
		document.getElementById('nadpis-uptodate').style.borderTop='1px solid #c6c6c6';
		document.getElementById('nadpis-uptodate').style.borderLeft='1px solid #c6c6c6';
		document.getElementById('nadpis-uptodate').style.borderRight='1px solid #c6c6c6';
		document.getElementById('nadpis-uptodate').style.borderBottom='none';
	}
	}

	function ukazSluzby(kdo) {
		document.getElementById(kdo).style.display='block';
	}

	function ukaz(co) {
		var bloky = ['zpravodaj', 'bulletin', 'kalendar', 'naposledy'];
		if (location.pathname=='/cs/') {
			if (co == 0 && document.getElementById('obsah-zpravodaj').style.display=='block') {
				window.location.href="/zpravodaj/";
			} else if (co == 1 && document.getElementById('obsah-bulletin').style.display=='block') {
				window.location.href="/bulletin/";
			} else if (co == 2 && document.getElementById('obsah-kalendar').style.display=='block') {
				window.location.href="/kalendar/";
			} else {
				for (b=0; b<=3; b++) {
					if (b != co) {
						document.getElementById('nadpis-'+bloky[b]).style.borderTop='none';
						document.getElementById('nadpis-'+bloky[b]).style.borderBottom='1px solid #c6c6c6';
						document.getElementById('nadpis-'+bloky[b]).style.backgroundColor='#e9e9e9';
						document.getElementById('obsah-'+bloky[b]).style.display='none';
					}
				}
				document.getElementById('nadpis-'+bloky[co]).style.borderTop='1px solid #c6c6c6';
				document.getElementById('nadpis-'+bloky[co]).style.borderBottom='none';
				document.getElementById('nadpis-'+bloky[co]).style.backgroundColor='#f9f9f9';
				document.getElementById('obsah-'+bloky[co]).style.display='block';
			}
		}
	}


	function skryjNU() {
		document.getElementById('naposledy_upravovano').style.visibility='hidden';
	}

	function ukazInfoBox() {
		entries();
		last_actualize();
		var box = document.getElementById('pageinfo');
		if (box.style.visibility=='visible') {
			box.style.visibility='hidden';
		} else {
			box.style.visibility='visible';
		}
	}

	function zmenSirku() {
		var hodnota = '';
		var dnu = 60;
		var datum= new Date();
		datum.setTime(datum.getTime() + 1000 * 60 * 60 * 24 * dnu);

		if (document.cookie.indexOf("sirka") != -1) { // existujici
			var the_cookie = document.cookie;
			var cut = the_cookie.indexOf("sirka="); 
			var sirka = the_cookie.substring(cut+6, cut+14);
			if (sirka == 'variable') {
				document.cookie = 'sirka=fixed; expires=' + datum.toGMTString() + '; path=/';
				hodnota = '760px';
			} else {
				document.cookie = 'sirka=variable; expires=' + datum.toGMTString() + '; path=/';
				hodnota = '96%';
			}
		} else { // vytvor novou
			document.cookie = 'sirka=variable; expires=' + datum.toGMTString() + '; path=/';
			hodnota = '96%';
		}
		document.getElementById('stranka-vnitrni').style.width = hodnota;
	}

	function last_actualize() {
		if( typeof XMLHttpRequest != 'undefined' ) {
			var httpRequest = new XMLHttpRequest();
			httpRequest.open( 'GET', '/scripts/last_actualize.php?query='+page_id, false );
			httpRequest.send( null );
			document.getElementById( 'last_actualize' ).innerHTML = httpRequest.responseText;
		}
	}

	function counter() {
		if( typeof XMLHttpRequest != 'undefined' ) {
			var httpRequest = new XMLHttpRequest();

			httpRequest.open( 'GET', '/scripts/counter.php?query='+entries_id+'&lang_id_set='+lang_id, false );
			httpRequest.send( null );
		}
	}

	function entries() {
		if( typeof XMLHttpRequest != 'undefined' ) {
			var httpRequest = new XMLHttpRequest();
			httpRequest.open( 'GET', '/scripts/get_entries.php?query='+entries_id, false );
			httpRequest.send( null );
			document.getElementById( 'entries' ).innerHTML = httpRequest.responseText;
		}
	}
	
	function validuj( that ) {
		if( that.dotaz.value.length < 3 ) {
			alert( "Vyhledávané slovo musí mít alespoň tři znaky." );
			return 0;
		}
		return 1;
	}


	function mesicrok(that) {
		window.location = 'http://www.econ.muni.cz/kalendar/' + that.year.value + '/' + that.month.value + '/';
	}

	function mesicrokZ(that) {
		window.location = 'http://www.econ.muni.cz/zpravodaj/' + that.year.value + '/' + that.month.value + '/';
	}


	function bodyOnLoad() {
		counter();
		// google analytics //
		var pageTracker = _gat._getTracker("UA-4012580-1");
		pageTracker._initData();
		pageTracker._trackPageview();
		
		if (document.cookie.indexOf("sirka") != -1) {
			var the_cookie = document.cookie;
			var cut = the_cookie.indexOf("sirka="); 
			var sirka = the_cookie.substring(cut+6, cut+14);
			if (sirka == 'variable') {
				hodnota = '96%';
			} else {
				hodnota = '760px';
			}
		} else {
			hodnota = '760px';
		}
		
		if (document.getElementById('stranka-vnitrni')) document.getElementById('stranka-vnitrni').style.width = hodnota;
		else document.getElementById('obsah-zpravodaj').style.display='block';
		onload_other();
	}
	
	function onload_other() {}