/***********************************************
* AnyLink Drop Down Menu- © Dynamic Drive (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

var urmapMenu = new Array();
urmapMenu[0] = '<a href="#" onclick="window.print();return false;" title="列印目前所看到的地圖"><img src="img/print_i.gif" alt="print map" style="vertical-align:text-bottom">&nbsp;列印</a>';
urmapMenu[1] = '<a href="#" onclick="emailMap();return false;" id="emailMapLink" title="將目前所看到的地圖位置寄給其他人"><img src="img/email_i.gif" alt="email map" style="vertical-align:text-bottom">&nbsp;郵寄</a>';
urmapMenu[2] = '<a href="#" onclick="linkMap();return false;" id="linkMapLink" title="提供目前地圖位置的網頁連結"><img src="img/link_i.gif" alt="link map" style="vertical-align:text-bottom">&nbsp;網頁連結</a>';
urmapMenu[3] = '<a href="#" onclick="returnToSave();return false;" id="returnToSaveLink" title="回到上次搜尋的地圖位置"><img src="img/return_i.gif" alt="return to saved location" style="vertical-align:text-bottom">&nbsp;回到原查詢點</a>';
urmapMenu[4] = '<a href="#" onclick="measureDistance();return false;" id="measureDistLink" title="測量任意多點之間的距離"><img src="img/ruler_i.gif" alt="measure distance" style="vertical-align:text-bottom">&nbsp;測量距離</a>';
urmapMenu[5] = '<a href="./mapgen/index.html" id="mapGenLink" title="自訂嵌入地圖樣式" target="_blank" onclick="getCenterLatlng(this);"><img src="img/mapgen_i.gif" alt="" style="vertical-align:text-bottom">&nbsp;自訂地圖&nbsp;<span style="font-size:11px; color:red; font-weight:bold;">new</span></a>';

var hotMenu = new Array();
var miscMenu = new Array();
var interactiveMenu = new Array();

var menuwidth='180px' //default menu width
var menubgcolor='lightyellow'  //menu bgcolor
var disappeardelay=250  //menu disappear speed onMouseout (in miliseconds)
var hidemenu_onclick="yes" //hide menu when user clicks within menu?

/////No further editting needed

var ie4=document.all
var ns6=document.getElementById&&!document.all

if (ie4||ns6)
document.write('<div id="dropmenudiv" style="visibility:hidden;width:'+menuwidth+';" onMouseover="clearhidemenu()" onMouseout="dynamichide(event)"></div>')

function getposOffset(what, offsettype){
var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
var parentEl=what.offsetParent;
while (parentEl!=null){
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
parentEl=parentEl.offsetParent;
}
return totaloffset;
}


function showhide(obj, e, visible, hidden, menuwidth){
if (ie4||ns6)
dropmenuobj.style.left=dropmenuobj.style.top="-500px"
if (menuwidth!=""){
dropmenuobj.widthobj=dropmenuobj.style
dropmenuobj.widthobj.width=menuwidth
}
if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")
obj.visibility=visible
else if (e.type=="click")
obj.visibility=hidden
}

function iecompattest(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function clearbrowseredge(obj, whichedge){
var edgeoffset=0
if (whichedge=="rightedge"){
var windowedge=ie4 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth
}
else{
var topedge=ie4 && !window.opera? iecompattest().scrollTop : window.pageYOffset
var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure){ //move up?
edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight
if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either?
edgeoffset=dropmenuobj.y+obj.offsetHeight-topedge
}
}
return edgeoffset
}

function populatemenu(what){
if (ie4||ns6)
dropmenuobj.innerHTML=what.join("")
}


function dropdownmenu(obj, e, menucontents, menuwidth){
if (window.event) event.cancelBubble=true
else if (e.stopPropagation) e.stopPropagation()
clearhidemenu()
dropmenuobj=document.getElementById? document.getElementById("dropmenudiv") : dropmenudiv
populatemenu(menucontents)

if (ie4||ns6){
showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth)
dropmenuobj.x=getposOffset(obj, "left")
dropmenuobj.y=getposOffset(obj, "top")
dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px"
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+"px"
}

return clickreturnvalue()
}

function clickreturnvalue(){
if (ie4||ns6) return false
else return true
}

function contains_ns6(a, b) {
while (b.parentNode)
if ((b = b.parentNode) == a)
return true;
return false;
}

function dynamichide(e){
if (ie4&&!dropmenuobj.contains(e.toElement))
delayhidemenu()
else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
delayhidemenu()
}

function hidemenu(e){
if (typeof dropmenuobj!="undefined"){
if (ie4||ns6)
dropmenuobj.style.visibility="hidden"
}
}

function delayhidemenu(){
if (ie4||ns6)
delayhide=setTimeout("hidemenu()",disappeardelay)
}

function clearhidemenu(){
if (typeof delayhide!="undefined")
clearTimeout(delayhide)
}

if (hidemenu_onclick=="yes") {
document.onclick=hidemenu
}


function getCenterLatlng(ele) {
	ele.href = ele.href + '?center=' + map.getCenter().toUrlString() + '&zoom=' + map.getZoomLevel();
}