/**
* @see org.olat.core.commons.fullWebApp.BaseFullWebappControllerParts#getSiteInstances(org.olat.core.gui.UserRequest, org.olat.core.gui.control.WindowControl)
*/
public List<SiteInstance> getSiteInstances(UserRequest ureq, WindowControl wControl) {
List<SiteInstance>sites = new ArrayList<SiteInstance>();
SiteDefinitions sitedefs = (SiteDefinitions) ExtensionManager.getInstance().getBean("olatsites");
List<SiteDefinition> sitedeflist = sitedefs.getSiteDefList();
for (Iterator<SiteDefinition> it_sites = sitedeflist.iterator(); it_sites.hasNext();) {
SiteDefinition sitedef = it_sites.next();
SiteInstance site = sitedef.createSite(ureq, wControl);
if (site != null) {