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

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

function getposOffset(what, e, offsettype){
   var totaloffset;
   if (ns6 && what.tagName == 'AREA'){
      totaloffset=(offsettype=="left")? e.pageX: e.pageY;
   } else {	
      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, menucolor){
   if (ie4||ns6)
      dropmenuobj.style.left=dropmenuobj.style.top=-500
   if (menuwidth!=""){
      dropmenuobj.widthobj=dropmenuobj.style
      dropmenuobj.widthobj.width=menuwidth
   }
   if (menucolor!=""){
      //dropmenuobj.fred=dropmenuobj.style
      //dropmenuobj.fred.border=menucolor
   }
   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-getObjectDim(obj, 'width')
   }
   else{
      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)
         edgeoffset=dropmenuobj.contentmeasure+getObjectDim(obj, 'height')
   }
   return edgeoffset
}

function getObjectDim(obj, dim){
   var val = 0;
   if (ns6 && obj.tagName == 'AREA'){ // must find a way of doing this!
	;
   } else {
	 val = (dim == 'width') ? obj.offsetWidth :obj.offsetHeight;
   }
   return val;
} 

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


function dropdownmenu(obj, e, menucontents, menuwidth, menucolor){
   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, menucolor)
      dropmenuobj.x=getposOffset(obj, e, "left")
      dropmenuobj.y=getposOffset(obj, e, "top")
	//alert('Drop: ' + obj.nodeName+','+obj.pageXOffset)
      dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px"
      dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+getObjectDim(obj, 'height')+"px"
	//alert(dropmenuobj.y+','+dropmenuobj.style.top+','+obj.offsetHeight+','+getObjectDim(obj, 'height');
   }

   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