function zamena_mest() {
      r1 = document.list_element_.le_filter_vyber_hodnotu_mesto_odkud_select.options[document.list_element_.le_filter_vyber_hodnotu_mesto_odkud_select.selectedIndex].value;
      r2 = document.list_element_.le_filter_vyber_hodnotu_mesto_kam_select.options[document.list_element_.le_filter_vyber_hodnotu_mesto_kam_select.selectedIndex].value;
      with(document.list_element_) {
        le_filter_vyber_hodnotu_mesto_odkud_select.value = r2;
        le_filter_vyber_hodnotu_mesto_kam_select.value = r1;
      }
}

function rozbal(id) {		
	document.getElementById(id).style.display = 'block';
	document.getElementById(id + 'img').src = 'skins/default/index/minus.png';
	document.getElementById(id + 'img').setAttribute('onclick', 'zbal("' + id + '")');
	document.getElementById(id + 'img').title = 'skryj fakulty';		
}

function zbal(id) {
	document.getElementById(id).style.display = 'none';
	document.getElementById(id + 'img').src = 'skins/default/index/plus.png';
	document.getElementById(id + 'img').setAttribute('onclick', 'rozbal("' + id + '")');
	document.getElementById(id + 'img').title = 'rozbal fakulty';
}