MediaWiki:Common.js/Nav.js

// set up the words in your language var NavigationBarHide = '[' + collapseCaption + ']'; var NavigationBarShow = '[' + expandCaption + ']'; // shows and hides content and picture (if available) of navigation bars // Parameters: //    indexNavigationBar: the index of navigation bar to be toggled function toggleNavigationBar(indexNavigationBar) {    var NavToggle = document.getElementById("NavToggle" + indexNavigationBar); var NavFrame = document.getElementById("NavFrame" + indexNavigationBar); if (!NavFrame || !NavToggle) { return false; }    // if shown now if (NavToggle.firstChild.data == NavigationBarHide) { for (                var NavChild = NavFrame.firstChild;                 NavChild != null;                 NavChild = NavChild.nextSibling             ) { if ( hasClass( NavChild, 'NavPic' ) ) { NavChild.style.display = 'none'; }            if ( hasClass( NavChild, 'NavContent') ) { NavChild.style.display = 'none'; }        }     NavToggle.firstChild.data = NavigationBarShow; // if hidden now } else if (NavToggle.firstChild.data == NavigationBarShow) { for (                var NavChild = NavFrame.firstChild;                 NavChild != null;                 NavChild = NavChild.nextSibling             ) { if (hasClass(NavChild, 'NavPic')) { NavChild.style.display = 'block'; }            if (hasClass(NavChild, 'NavContent')) { NavChild.style.display = 'block'; }        }     NavToggle.firstChild.data = NavigationBarHide; } }  // adds show/hide-button to navigation bars function createNavigationBarToggleButton {    var indexNavigationBar = 0; // iterate over all -elements var divs = document.getElementsByTagName("div"); for(            var i=0;              NavFrame = divs[i];              i++         ) { // if found a navigation bar if (hasClass(NavFrame, "NavFrame")) { indexNavigationBar++; var NavToggle = document.createElement("a"); NavToggle.className = 'NavToggle'; NavToggle.setAttribute('id', 'NavToggle' + indexNavigationBar); NavToggle.setAttribute('href', 'javascript:toggleNavigationBar(' + indexNavigationBar + ');'); var NavToggleText = document.createTextNode(NavigationBarHide); for (                 var NavChild = NavFrame.firstChild;                  NavChild != null;                  NavChild = NavChild.nextSibling                 ) { if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) { if (NavChild.style.display == 'none') { NavToggleText = document.createTextNode(NavigationBarShow); break; }                }             }             NavToggle.appendChild(NavToggleText); // Find the NavHead and attach the toggle link (Must be this complicated because Moz's firstChild handling is borked) for(              var j=0;                j < NavFrame.childNodes.length;                j++             ) { if (hasClass(NavFrame.childNodes[j], "NavHead")) { NavFrame.childNodes[j].appendChild(NavToggle); }            }             NavFrame.setAttribute('id', 'NavFrame' + indexNavigationBar); }    }  }  addOnloadHook( createNavigationBarToggleButton );