function calendar(cal_mode) {
		
	var cal=document.getElementById("calendarpanel");
	var btnimg=document.getElementById("calendarbutton");
	var status_now=cal.style.display;
		
	if (cal_mode=="-1") {
		status_now="block";
	}
	if (status_now=="block") {
		status_now='none'; 
		btnimg.src="http://www.tuningmag.net/images/common/pulldown_button.png";
	}
	else {
		status_now='block'; 
		btnimg.src="http://www.tuningmag.net/images/common/pullup_button.png";
	}
		
	cal.style.display=status_now;
}

function calendar_showevent(i) {
	window.open('http://www.tuningmag.net/publicapp/kalendar/kalendar.php?ukaz_udalost='+i,'Kalendár',"height=300,width=320,scrollbars=1,scrollbar=1,location=0,status=0,menubar=0,resizable=0,toolbar=0");
}

function calendar_eventlist(day) {
	
	document.getElementById("calendar_eventlist").innerHTML = document.getElementById("calendareventsday"+day).innerHTML;
}

function CheckQuery() {
	if (document.all.hladaj_text.value.length < 3) {
		
		alert('Vyhladávací reťazec musí mať aspoň 3 znaky!'); 
		
		return false;
	} 

	return true;
}

function calendar_addevent() {
	window.open("http://www.tuningmag.net/publicapp/kalendar/kalendar_pridaj.php","1","width=450,height=450,top=10,left=10"); 
}