//DCNR BIT, Aaron Deaton// 

//Right tab area begin//


var mouseovertabsmenu={

disappeardelay: 250, //set delay in miliseconds before sub menu disappears onmouseout
ajaxloadingmsg: 'Loading Sub Menu Contents...', //Message to show inside sub menu while fetching contents

///////No need to edit beyond here//////////////////////

tabsmenutree:{},

initializetabs:function(tabsmenuid, submenuid, tabcontentsLength, disappearBool){
	var tabmenu=document.getElementById(tabsmenuid)
	var tablinks=tabmenu.getElementsByTagName("a")
	var submenu=document.getElementById(submenuid)
	var selected=null, tablinks_count=0
	for (var i=0; i<tablinks.length; i++){
		tablinks[i]._parentid=tabsmenuid
		var relattr=tablinks[i].getAttribute("rel")
		if (/^gotsubmenu/i.test(relattr) && tablinks_count<tabcontentsLength){ //if "rel" attribute starts with="gotsubmenu" and a tab content exists for this tab based on its order
			tablinks[i]._pos=tablinks_count //remember position of this tab relative to its active peers
			if (relattr.indexOf("[selected]")!=-1){
				selected=tablinks_count
			}
			this.addEvent(tablinks[i], function(){
				var tabsmenutree=mouseovertabsmenu.tabsmenutree[this._parentid]
				mouseovertabsmenu.clearhidetimer(tabsmenutree.submenu.hidetimer)
				mouseovertabsmenu.showsubmenu(this)
			}, "mouseover")
			tablinks_count++
			this.tabsmenutree[tabsmenuid].tabs.push(tablinks[i]) //add this tab to tab collection
		}
		else{ //else for regular tab links (with no "rel" attribute)
			this.addEvent(tablinks[i], function(){
				mouseovertabsmenu.hidesubmenu(this._parentid)
			}, "mouseover")
		}
	}
	this.addEvent(submenu, function(e){
		mouseovertabsmenu.clearhidetimer(this.hidetimer)
	}, "mouseover")
	if (disappearBool==false){
		this.addEvent(submenu, function(e){ //hide submenu contents when mouse rolls out of submenu DIV
			if (!mouseovertabsmenu.isContained(this, e)){
				var cursubmenuobj=this
				this.hidetimer=setTimeout(function(){mouseovertabsmenu.hidesubmenu(cursubmenuobj._parentid)}, mouseovertabsmenu.disappeardelay)
			}
		}, "mouseout")
	}
	var urlselected=this.urlparamselect(tabsmenuid)
	//return position of selected tab (relative to its peers), or null
	return typeof urlselected=="number"? urlselected : document.getElementById(urlselected)? document.getElementById(urlselected)._pos : selected
},

ajaxload:function(tabsmenuid, submenuid, disappearBool, url){
	var page_request = false
	if (window.ActiveXObject){ //Test for support for ActiveXObject in IE first (as XMLHttpRequest in IE7 is broken)
		try {
		page_request = new ActiveXObject("Msxml2.XMLHTTP")
		} 
		catch (e){
			try{
			page_request = new ActiveXObject("Microsoft.XMLHTTP")
			}
			catch (e){}
		}
	}
	else if (window.XMLHttpRequest) // if Mozilla, Safari etc
		page_request = new XMLHttpRequest()
	else
		return false
	var tabsmenutree=this.tabsmenutree[tabsmenuid]
	tabsmenutree.submenu.innerHTML=this.ajaxloadingmsg
	var ajaxfriendlyurl=url.replace(/^http:\/\/[^\/]+\//i, "http://"+window.location.hostname+"/") 
	page_request.onreadystatechange=function(){
		mouseovertabsmenu.ajaxpopulate(page_request, tabsmenuid, submenuid, disappearBool, ajaxfriendlyurl)
	}
	var bustcache=(ajaxfriendlyurl.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()
	page_request.open('GET', ajaxfriendlyurl+bustcache, true)
	page_request.send(null)
},

ajaxpopulate:function(page_request, tabsmenuid, submenuid, disappearBool, url){
	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1)){
		var tabsmenutree=this.tabsmenutree[tabsmenuid]
		tabsmenutree.submenu.innerHTML=page_request.responseText
		var innerdivs=tabsmenutree.submenu.getElementsByTagName("div")
		for (var i=0; i<innerdivs.length; i++){
			if (/tabsmenucontent/i.test(innerdivs[i].className)){
				tabsmenutree.submenu_divs.push(innerdivs[i])
			}
		}
		var selected=this.initializetabs(tabsmenuid, submenuid, tabsmenutree.submenu_divs.length, disappearBool)
		if (selected!=null && selected<tabsmenutree.submenu_divs.length){
			innerdivs[selected].style.display="block"
			this.css(tabsmenutree.tabs[selected], "selected", "add")
			tabsmenutree.submenu._prevselected=selected
		}
	}
},

showsubmenu:function(linkobj){
	var tabsmenutree=this.tabsmenutree[linkobj._parentid]
	this.hidesubmenu(linkobj._parentid)
	var selected=parseInt(linkobj._pos)
	tabsmenutree.submenu_divs[selected].style.display="block"
	this.css(tabsmenutree.tabs[selected], "selected", "add")
	tabsmenutree.submenu._prevselected=selected
},

hidesubmenu:function(tabsmenuid){
	var tabsmenutree=this.tabsmenutree[tabsmenuid]
	var prevselectedindex=tabsmenutree.submenu._prevselected
	if (typeof prevselectedindex!="undefined"){
		tabsmenutree.submenu_divs[prevselectedindex].style.display="none"
		this.css(tabsmenutree.tabs[prevselectedindex], "selected", "remove")
	}
},

clearhidetimer:function(timerid){
	if (timerid)
		clearTimeout(timerid)
},

css:function(el, targetclass, action){
	var needle=new RegExp("(^|\\s+)"+targetclass+"($|\\s+)", "ig")
	if (action=="check")
		return needle.test(el.className)
	else if (action=="remove")
		el.className=el.className.replace(needle, "")
	else if (action=="add" && !needle.test(el.className))
		el.className+=" "+targetclass
},

isContained:function(m, e){
	var e=window.event || e
	var c=e.relatedTarget || ((e.type=="mouseover")? e.fromElement : e.toElement)
	while (c && c!=m)try {c=c.parentNode} catch(e){c=m}
	if (c==m)
		return true
	else
		return false
},

urlparamselect:function(tabsmenuid){
	var result=window.location.search.match(new RegExp(tabsmenuid+"=(\\w+)", "i")) //check for "?tabsmenuid=id_or_pos_of_selected_tab" in URL
	var selectedtabstr=RegExp.$1
	return /^\d+$/.test(selectedtabstr)? parseInt(selectedtabstr) : selectedtabstr //return position or ID of selected tab (or null if niether found)
},


addEvent:function(target, functionref, tasktype){
	if (target.addEventListener)
		target.addEventListener(tasktype, functionref, false);
	else if (target.attachEvent)
		target.attachEvent('on'+tasktype, function(){return functionref.call(target, window.event)});
},

init:function(tabsmenuid, submenuid, disappearBool){
	this.tabsmenutree[tabsmenuid]={} 
	this.tabsmenutree[tabsmenuid].tabs=[] //array referencing the active tab links in this menu (ones with a "rel=gotsubmenu" attr)
	this.tabsmenutree[tabsmenuid].submenu=null //reference submenu DIV for this menu
	this.tabsmenutree[tabsmenuid].submenu_divs=[] //array referencing the submenu contents (external DIVs with class="tabsmenucontent")
	var submenu=document.getElementById(submenuid)
	submenu._parentid=tabsmenuid
	this.tabsmenutree[tabsmenuid].submenu=submenu //remember this DIV as menu's submenu container
	var remoteurl=submenu.getElementsByTagName("a")[0].getAttribute("href")
	this.ajaxload(tabsmenuid, submenuid, disappearBool, remoteurl)
}

}

document.write('<style type="text/css">\n.tabsmenucontent{display:none}\n</style>')
//Right tab area End//


// Begin search function//

function resetSearchBox(){
	if(document.SearchPAForm.qu.value=='--search PA--'){
		document.SearchPAForm.qu.value = '';
	}
}
	

// End search function//

// Top State Drop Down-Aaron Deaton//
if(!window.Node){
  var Node = {ELEMENT_NODE : 1, TEXT_NODE : 3};
}

function checkNode(node, filter){
  return (filter == null || node.nodeType == Node[filter] || node.nodeName.toUpperCase() == filter.toUpperCase());
}

function getChildren(node, filter){
  var result = new Array();
  var children = node.childNodes;
  for(var i = 0; i < children.length; i++){
    if(checkNode(children[i], filter)) result[result.length] = children[i];
  }
  return result;
}

function getChildrenByElement(node){
  return getChildren(node, "ELEMENT_NODE");
}

function getFirstChild(node, filter){
  var child;
  var children = node.childNodes;
  for(var i = 0; i < children.length; i++){
    child = children[i];
    if(checkNode(child, filter)) return child;
  }
  return null;
}

function getFirstChildByText(node){
  return getFirstChild(node, "TEXT_NODE");
}

function getNextSibling(node, filter){
  for(var sibling = node.nextSibling; sibling != null; sibling = sibling.nextSibling){
    if(checkNode(sibling, filter)) return sibling;
  }
  return null;
}
function getNextSiblingByElement(node){
        return getNextSibling(node, "ELEMENT_NODE");
}

// Menu Functions & Properties//
function display (category, toggle) {
    switch (category) {
        case 'MenuItemFindaTrailDropDown':
            if (toggle) {
                document.getElementById('MenuItemFindaTrailDropDown').style.display = "block";
                document.getElementById('MenuItemConnectAndShareDropDown').style.display = "none";
                document.getElementById('MenuItemGrantsDropDown').style.display = "none";
            } else {
                document.getElementById('MenuItemFindaTrailDropDown').style.display = "none";
                document.getElementById('MenuItemConnectAndShareDropDown').style.display = "none";
                document.getElementById('MenuItemGrantsDropDown').style.display = "none";
            }
            break;
        case 'MenuItemConnectAndShareDropDown':
            if (toggle) {
                document.getElementById('MenuItemFindaTrailDropDown').style.display = "none";
                document.getElementById('MenuItemConnectAndShareDropDown').style.display = "block";
                document.getElementById('MenuItemGrantsDropDown').style.display = "none";
            } else {
                document.getElementById('MenuItemFindaTrailDropDown').style.display = "none";
                document.getElementById('MenuItemConnectAndShareDropDown').style.display = "none";
                document.getElementById('MenuItemGrantsDropDown').style.display = "none";
            }
            break;
        case 'MenuItemGrantsDropDown':
            if (toggle) {
                document.getElementById('MenuItemFindaTrailDropDown').style.display = "none";
                document.getElementById('MenuItemConnectAndShareDropDown').style.display = "none";
                document.getElementById('MenuItemGrantsDropDown').style.display = "block";
            } else {
                document.getElementById('MenuItemFindaTrailDropDown').style.display = "none";
                document.getElementById('MenuItemConnectAndShareDropDown').style.display = "none";
                document.getElementById('MenuItemGrantsDropDown').style.display = "none";
            }
            break;                        
            default:
                document.getElementById('MenuItemFindaTrailDropDown').style.display = "none";
                document.getElementById('MenuItemConnectAndShareDropDown').style.display = "none";
                document.getElementById('MenuItemGrantsDropDown').style.display = "none";
            break;
    }//end switch 
}//end display()


function HideContent(d) {
if(d.length < 1) { return; }
document.getElementById(d).style.display = "none";
}
function ShowContent(d) {
if(d.length < 1) { return; }
document.getElementById(d).style.display = "block";
}
function ReverseContentDisplay(d) {
if(d.length < 1) { return; }
if(document.getElementById(d).style.display == "none") { document.getElementById(d).style.display = "block"; }
else { document.getElementById(d).style.display = "none"; }
}



var activeMenu = null;

function showMenu() {
  if(activeMenu){
    activeMenu.className = "style1";
    getNextSiblingByElement(activeMenu).style.display = "none";
  }
  if(this == activeMenu){
    activeMenu = null;
  } else {
    this.className = "active";
    getNextSiblingByElement(this).style.display = "block";
    activeMenu = this;
  }
  return false;
}

function initMenu(){
	
	if(!window.Node){
  var Node = {ELEMENT_NODE : 1, TEXT_NODE : 3};
}
	
  var menus, menu, text, a, i;
  menus = getChildrenByElement(document.getElementById("menu"));
  for(i = 0; i < menus.length; i++){
    menu = menus[i];
    text = getFirstChildByText(menu);
    a = document.createElement("a");
    menu.replaceChild(a, text);
    a.appendChild(text);
    a.href = "#";
    a.onclick = showMenu;
    a.onfocus = function(){this.blur()};	
  }
}
menu_status = new Array();

function showHide(style1){
    if (document.getElementById) {
    var switch_id = document.getElementById(theID);

        if(menu_status[style1] != 'show') {
           switch_id.className = 'show';
           menu_status[style1] = 'show';
        }else{
           switch_id.className = 'hide';
           menu_status[style2] = 'hide';
        }
    }
}

function breadcrumbs(){
  sURL = new String;
  bits = new Object;
  var x = 0;
  var stop = 0;
  var output = "<a href=\"/\">Home</a> &nbsp;>>&nbsp; ";
  sURL = location.href;
  sURL = sURL.slice(8,sURL.length);
  chunkStart = sURL.indexOf("/");
  sURL = sURL.slice(chunkStart+1,sURL.length)
  while(!stop){
    chunkStart = sURL.indexOf("/");
    if (chunkStart != -1){
      bits[x] = sURL.slice(0,chunkStart)
      sURL = sURL.slice(chunkStart+1,sURL.length);
    }else{
      stop = 1;
    }
    x++;
  }
  for(var i in bits){
    output += "<a href=\"";
    for(y=1;y<x-i;y++){
      output += "../";
    }
    output += bits[i] + "/\">" + bits[i] + "</a> &nbsp;>>&nbsp;";

  }
  document.write(output + document.title);
}//

//if(document.createElement) window.onload = initMenu;

//</script>


function TrailsSearch() {
    //var sURL = "http://www.gis.dcnr.state.pa.us/trails/trailsearch.aspx?";
    var sURL = "trailsearch.aspx?";
    

    if (document.getElementById("tr").value.toString().length > 0)
        sURL = sURL + "tr=" + document.getElementById("tr").value.toString() + "&";

    if (document.getElementById("cty").value.toString().length > 0)
        sURL = sURL + "cty=" + document.getElementById("cty").value.toString() + "&";

    sURL = sURL + "cny=" + document.getElementById("cny").value.toString();

    window.location = sURL;
}