function switchImage(id, src, width, height, id_comment, comment) {
	var image = document.getElementById(id);
	var desc = document.getElementById(id_comment);

	image.src = src;
}

var visibility = new Array();
function switchContainer(id) {
	var objekt = document.getElementById(id);
	
	if (visibility[id] != 1) {
		objekt.style.display = "block";
		visibility[id] = 1;
	
	} else {
		objekt.style.display = "none";
		visibility[id] = 0;
	}
}


function kontrola(id, value) {
	var objekt = document.getElementById(id);
	objekt.value = value;
	
}


/**
 funkce pro zobrazeni inputu pro vstup textu, kdyz neni vybrana moznost 'kdykoliv'
 ve vyhledavacim formulari
*/
function displayTime() {
	var formDay = document.getElementById('form-hledani-den');
	var formTime = document.getElementById('form-hledani-cas');
	 
	if (formDay.value == 0) {
		formTime.style.visibility = "hidden";
	} else {
		formTime.style.visibility = "";
	}
}


/**
 funkce pro ochranu proti spamu v diskusich
*/
function protect_submit(form, protection) { 
        var protection = document.getElementById(protection); 
        protection.value = 1; 
    }