function unhide(divID) {
var item = document.getElementById(divID);
if (item) {
item.className=(item.className=='hidden')?'unhidden':'hidden';
}
}



function showPavlova(){
	document.images['europe-img'].src='http://www.artra.sk/images/mapa-europa/mapa_europa-paulova.gif';
}

function showClear(){
	document.images['europe-img'].src='http://www.artra.sk/images/mapa-europa/europa-clear.gif';
}

function showMichal(){
	document.images['europe-img'].src='http://www.artra.sk/images/mapa-europa/mapa_eu_cela3.gif';
}

function clearText(theField)
{
if (theField.defaultValue == theField.value)
theField.value = '';
}

function addText(theField)
{
if (theField.value == '')
theField.value = theField .defaultValue;
}