mamweb/seminar/static/seminar/treenode_editor.js

function showSelectedItemForm(sel,id){
	var option;
	var name;
	var div;
	Array.from(sel.options).forEach(function(option){
		console.log(option);
		name = 'pridat-'+option.value+'-'+id;
		div = document.getElementById(name);
		console.log(div);
		div.style.display = 'none';
	});
	name = sel.options[sel.selectedIndex].value;
	name = 'pridat-'+name+'-'+id;
	div = document.getElementById(name);
	console.log(div);
	div.style.display = 'block';

}