//
/* Prerequisitos: var NavigationBarHide = 'Plegar'; var NavigationBarShow = 'Desplegar'; var NavigationBarShowDefault = 0; */ 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 (NavChild.className == 'NavPic') { NavChild.style.display = 'none'; } if (NavChild.className == 'NavContent') { NavChild.style.display = 'none'; } if (NavChild.className == 'NavToggle') { NavChild.firstChild.data = NavigationBarShow; } } // if hidden now } else if (NavToggle.firstChild.data == NavigationBarShow) { for ( var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling ) { if (NavChild.className == 'NavPic') { NavChild.style.display = 'block'; } if (NavChild.className == 'NavContent') { NavChild.style.display = 'block'; } if (NavChild.className == 'NavToggle') { NavChild.firstChild.data = NavigationBarHide; } } } } // adds show/hide-button to navigation bars function createNavigationBarToggleButton() { var indexNavigationBar = 0; // iterate over all-elements for( var i=0; NavFrame = document.getElementsByTagName("div")[i]; i++ ) { // if found a navigation bar if (NavFrame.className == "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((document.getElementById('DontHideNavigationBars')) ? NavigationBarHide : NavigationBarShow ); NavToggle.appendChild(NavToggleText); // add NavToggle-Button as first div-element // inNavFrame.insertBefore( NavToggle, NavFrame.firstChild ); NavFrame.setAttribute('id', 'NavFrame' + indexNavigationBar); } } //Por defecto están todas desplegadas: plegar a menos que la página sea una excepción, incluyendo un elemento con Id 'DontHideNavigationBars'. if (document.getElementById('DontHideNavigationBars')) return; for( var i=1; i<=indexNavigationBar; i++ ) { toggleNavigationBar(i); toggleNavigationBar(i); } // if less o equal Navigation Bars found than Default: show all if (NavigationBarShowDefault >= indexNavigationBar) { for( var i=1; i<=indexNavigationBar; i++ ) { toggleNavigationBar(i); } } } if (window.addEventListener) window.addEventListener("load",createNavigationBarToggleButton,false); else if (window.attachEvent) window.attachEvent("onload",createNavigationBarToggleButton); //