function toggleDisplay( elId ) {
	var el = document.getElementById( elId );
	if ( el.style.display != 'block' ) {
		el.style.display = 'block';
	} else {
		el.style.display = 'none';
	}
}

function showAdvanced() {
  document.getElementById('adv_btn').style.display = 'none';
  document.getElementById('advancedoptions').style.display = 'block';
}

function highlight( elId ) {
	document.getElementById( 'urlbox_entry_id_' + elId ).style.cursor = 'pointer';
	document.getElementById( 'urlbox_entry_id_' + elId ).style.backgroundColor = '#e8ebf0';
}

function unhighlight( elId ) {
  document.getElementById( 'urlbox_entry_id_' + elId ).style.cursor = 'inherit';
  document.getElementById( 'urlbox_entry_id_' + elId ).style.backgroundColor = '';
}