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//********************************************************************************
// Start "Hidden appearances section/interactive tree" script; by User:Bp
//********************************************************************************

function toggleAppearancesPane(eid) {e = document.getElementById(eid);	
if (e) { e.className = (e.className == "hiddenlist") ? "visiblelist" : "hiddenlist"; }
}

function showAppearancesPane(eid) {e = document.getElementById(eid); 
if (e) { e.className = "visiblelist"; }
}

function hideAppearancesPane(eid) {e = document.getElementById(eid); 
if (e) { e.className = "hiddenlist"; }
}

// -----
var tree = 0;
var pane = 0;
var paneListForThisTree = new Array();
var descriptionString = new String("This list contains %d items."); //%d is where the number of items is inserted


var smallTreeCount = 8; // less leaves than this, the tree will be open at first
var interactiveTrees = 1; // set this to 0 in user.js to turn this off

function button(text,onclick,cls) { var b = document.createElement('a'); 
	b.innerHTML = text;
	b.href="javascript:"+onclick;
	b.className = cls;
	return b;
}

function recursiveCountAndMark(e, depth, nocount) {
	var si = e.firstChild;
	var total = 0;
	while(si) {
		var tn = (si.tagName) ? si.tagName.toLowerCase() : ;
		if (tn == "li") { total++; }
		var subtotal = recursiveCountAndMark(si, depth+1, nocount);
		if (tn == "ul" || tn == "ol") {
			if (depth > 1) {
				si.id = "Pane" + pane++;
				paneListForThisTree.push(si.id);
				si.className = "hiddenlist";

				si.parentNode.insertBefore(document.createTextNode('('), si);
				si.parentNode.insertBefore(button( (nocount) ? "+/-" : subtotal, "toggleAppearancesPane(\""+si.id+"\")", "listexpand"), si);
				si.parentNode.insertBefore(document.createTextNode(')'), si);
				total--; // don't count the li that this ul/ol is in
			} else {
				// we are finished and this is the top ul/ol
				if (subtotal < smallTreeCount) { // this small enough they can be visible right away
					for (var i=0;i<paneListForThisTree.length;i++) {
						toggleAppearancesPane(paneListForThisTree[i]);
					}
				}
				var allonexec = '{';
				var alloffexec = '{';
				for (var i=0;i<paneListForThisTree.length;i++) {
					allonexec += "showAppearancesPane(\""+paneListForThisTree[i]+"\"); ";
					alloffexec += "hideAppearancesPane(\""+paneListForThisTree[i]+"\"); ";
				}
				allonexec += '}'; alloffexec += '}';

			        var ds = (nocount) ? "" : descriptionString.replace(/\%d/g, subtotal);
				si.parentNode.insertBefore(document.createTextNode(ds + ' ('), si);
				si.parentNode.insertBefore(button("show all", allonexec, "listexpand"), si);
				si.parentNode.insertBefore(document.createTextNode(' | '), si);
				si.parentNode.insertBefore(button("hide all", alloffexec, "listexpand"), si);
				si.parentNode.insertBefore(document.createTextNode(')'), si);
			}
		}
		total += subtotal;
		si = si.nextSibling;
	}
	return total;
}
 
function doAppearancesTrees() {
	if (!interactiveTrees) { return; }

	var divs = document.getElementsByTagName("div");
	for (var i = 0; i < divs.length; i++) {
		if (divs[i].className.match(/\bappear\b/)) {
			recursiveCountAndMark(divs[i], 0, (divs[i].className.match(/\bnocount\b/)) ? 1 : 0);
			paneListForThisTree = new Array();
			tree++;
		}
	}

	// fix a bug noticed by renegade54
	// jump to the named anchor again
	if (window.location.hash && tree > 0) {
		// still won't work 100% in safari and khtml
		if (navigator.userAgent.indexOf("MSIE") != -1) {
			window.location = window.location.hash; // -- causes Firefox to fire onload events
		} else {
			window.location.hash = window.location.hash;
		}
	}

}

hookEvent("load", doAppearancesTrees);


// ***************************************
// End "Hidden Appearances section" script
// ***************************************

// *******************************************************************************
// Begin Collapsable tables from  http://en.wikipedia.org/wiki/MediaWiki:Common.js
// *******************************************************************************

/** Collapsible tables *********************************************************
 *
 *  Description: Allows tables to be collapsed, showing only the header. See
 *               Wikipedia:NavFrame.
 *  Maintainers: User:R. Koot
 */

var autoCollapse = 2;
var collapseCaption = "hide";
var expandCaption = "show";

function collapseTable( tableIndex )
{
    var Button = document.getElementById( "collapseButton" + tableIndex );
    var Table = document.getElementById( "collapsibleTable" + tableIndex );

    if ( !Table || !Button ) {
        return false;
    }

    var Rows = Table.getElementsByTagName( "tr" ); 

    if ( Button.firstChild.data == collapseCaption ) {
        for ( var i = 1; i < Rows.length; i++ ) {
            Rows[i].style.display = "none";
        }
        Button.firstChild.data = expandCaption;
    } else {
        for ( var i = 1; i < Rows.length; i++ ) {
            Rows[i].style.display = Rows[0].style.display;
        }
        Button.firstChild.data = collapseCaption;
    }
}

function createCollapseButtons()
{
    var tableIndex = 0;
    var NavigationBoxes = new Object();
    var Tables = document.getElementsByTagName( "table" );

    for ( var i = 0; i < Tables.length; i++ ) {
        if ( hasClass( Tables[i], "collapsible" ) ) {
            NavigationBoxes[ tableIndex ] = Tables[i];
            Tables[i].setAttribute( "id", "collapsibleTable" + tableIndex );

            var Button     = document.createElement( "span" );
            var ButtonLink = document.createElement( "a" );
            var ButtonText = document.createTextNode( collapseCaption );

            Button.style.styleFloat = "right";
            Button.style.cssFloat = "right";
            Button.style.fontWeight = "normal";
            Button.style.textAlign = "right";
            Button.style.width = "6em";

            ButtonLink.setAttribute( "id", "collapseButton" + tableIndex );
            ButtonLink.setAttribute( "href", "javascript:collapseTable(" + tableIndex + ");" );
            ButtonLink.appendChild( ButtonText );

            Button.appendChild( document.createTextNode( "[" ) );
            Button.appendChild( ButtonLink );
            Button.appendChild( document.createTextNode( "]" ) );

            var Header = Tables[i].getElementsByTagName( "tr" )[0].getElementsByTagName( "th" )[0];
            /* only add button and increment count if there is a header row to work with */
            if (Header) {
                Header.insertBefore( Button, Header.childNodes[0] );
                tableIndex++;
            }
        }
    }

    for ( var i = 0;  i < tableIndex; i++ ) {
        if ( hasClass( NavigationBoxes[i], "collapsed" ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], "autocollapse" ) ) ) {
            collapseTable( i );
        }
    }
}

addOnloadHook( createCollapseButtons );

/** Dynamic Navigation Bars (experimental) *************************************
 *
 *  Description: See Wikipedia:NavFrame.
 *  Maintainers: UNMAINTAINED
 */

 // set up the words in your language
 var NavigationBarHide = '[' + collapseCaption + ']';
 var NavigationBarShow = '[' + expandCaption + ']';

 // set up max count of Navigation Bars on page,
 // if there are more, all will be hidden
 // NavigationBarShowDefault = 0; // all bars will be hidden
 // NavigationBarShowDefault = 1; // on pages with more than 1 bar all bars will be hidden
 var NavigationBarShowDefault = autoCollapse;


 // 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 < div >-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);
            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);
        }
    }
    // if more Navigation Bars found than Default: hide all
    if (NavigationBarShowDefault < indexNavigationBar) {
        for(
                var i=1; 
                i<=indexNavigationBar; 
                i++
        ) {
            toggleNavigationBar(i);
        }
    }

 }

 addOnloadHook( createNavigationBarToggleButton );

// *****************************************************************************
// End Collapsable tables from  http://en.wikipedia.org/wiki/MediaWiki:Common.js
// *****************************************************************************
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