//Rich HTML Balloon Tooltip: http://www.dynamicdrive.com/dynamicindex5/balloontooltip.htm
//Created: September 10th, 2006

var disappeardelay_vx=250  //tooltip disappear delay (in miliseconds)
var verticaloffset_vx=-120 //vertical offset of tooltip from anchor link, if any
var enablearrowhead_vx=1 //0 or 1, to disable or enable the arrow image
var arrowheadimg_vx=["/_images/vx/balloontip/arrowdown.gif", "/_images/vx/balloontip/arrowup.gif"] //path to down and up arrow images
var arrowheadheight_vx=11 //height of arrow image (amount to reveal)

/////No further editting needed

var ie=document.all
var ns6=document.getElementById&&!document.all
verticaloffset_vx=(enablearrowhead_vx)? verticaloffset_vx+arrowheadheight_vx : verticaloffset_vx

function getposOffset_vx(what, offsettype){
var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
//alert(totaloffset);
//var parentEl=what.offsetParent;
//while (parentEl!=null){
//totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
//parentEl=parentEl.offsetParent;
//}
//alert(totaloffset);
if (offsettype == "top") {
	totaloffset = totaloffset - 200;
}
return totaloffset;
}

function showhide_vx(obj, e){
dropmenuobj.style.left=dropmenuobj.style.top="-500px"
if (e.type=="mouseover")
obj.visibility="visible"
}

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

function clearbrowseredge_vx(obj, whichedge){
if (whichedge=="rightedge"){
edgeoffsetx=0
var windowedge=ie && !window.opera? iecompattest_vx().scrollLeft+iecompattest_vx().clientWidth-15 : window.pageXOffset+window.innerWidth-15
dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
edgeoffsetx=dropmenuobj.contentmeasure-obj.offsetWidth
return edgeoffsetx
}
else{
edgeoffsety=0
var topedge=ie && !window.opera? iecompattest_vx().scrollTop : window.pageYOffset
var windowedge=ie && !window.opera? iecompattest_vx().scrollTop+iecompattest_vx().clientHeight-15 : window.pageYOffset+window.innerHeight-18
dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure) //move up?
edgeoffsety=dropmenuobj.contentmeasure+obj.offsetHeight+(verticaloffset*2)
return edgeoffsety
}
}

function displayballoontip_vx(obj, e){ //main ballooon tooltip function

if (window.event) event.cancelBubble=true
else if (e.stopPropagation) e.stopPropagation()
if (typeof dropmenuobj!="undefined") //hide previous tooltip?
dropmenuobj.style.visibility="hidden"
clearhidemenu_vx()
//obj.onmouseout=delayhidemenu
dropmenuobj=document.getElementById(obj.getAttribute("rel"))
showhide_vx(dropmenuobj.style, e)
dropmenuobj.x=getposOffset_vx(obj, "left")
dropmenuobj.y=getposOffset_vx(obj, "top")+verticaloffset_vx
dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge_vx(obj, "rightedge")+"px"
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge_vx(obj, "bottomedge")+obj.offsetHeight+"px"


if (enablearrowhead_vx)
displaytiparrow_vx()
}

function displaytiparrow_vx(){ //function to display optional arrow image associated with tooltip
tiparrow=document.getElementById("arrowhead_vx")
tiparrow.src=(edgeoffsety!=0)? arrowheadimg_vx[0] : arrowheadimg_vx[0]

var ieshadowwidth=(dropmenuobj.filters && dropmenuobj.filters[0])? dropmenuobj.filters[0].Strength-1 : 0
//modify "left" value depending on whether there's no room on right edge of browser to display it, respectively
tiparrow.style.left=(edgeoffsetx!=0)? parseInt(dropmenuobj.style.left)+dropmenuobj.offsetWidth-tiparrow.offsetWidth-10+"px" : parseInt(dropmenuobj.style.left)+5+"px"
//modify "top" value depending on whether there's no room on right edge of browser to display it, respectively
tiparrow.style.top=parseInt(dropmenuobj.style.top)+dropmenuobj.offsetHeight-tiparrow.offsetHeight-ieshadowwidth+arrowheadheight_vx+"px" 
tiparrow.style.visibility="visible"
}

function delayhidemenu_vx(){
delayhide=setTimeout("dropmenuobj.style.visibility='hidden'; dropmenuobj.style.left=0; if (enablearrowhead_vx) tiparrow.style.visibility='hidden'",disappeardelay_vx)
}

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

function reltoelement_vx(linkobj){ //tests if a link has "rel" defined and it's the ID of an element on page
var relvalue=linkobj.getAttribute("rel")
return (relvalue!=null && relvalue!="" && document.getElementById(relvalue)!=null && document.getElementById(relvalue).className=="balloonstyle")? true : false
}

function initalizetooltip_vx(){
var all_links=document.getElementsByTagName("a")
if (enablearrowhead_vx){
tiparrow = document.createElement("img")
tiparrow.setAttribute("src", arrowheadimg_vx[0])
tiparrow.setAttribute("id", "arrowhead_vx")
var layoutsContainer = document.getElementById("layouts-container");
layoutsContainer.appendChild(tiparrow);
}
for (var i=0; i<all_links.length; i++){
if (reltoelement_vx(all_links[i])){ // if link has "rel" defined and it's the ID of an element on page
all_links[i].onmouseover=function(e){
var evtobj=window.event? window.event : e
displayballoontip_vx(this, evtobj)
}
all_links[i].onmouseout=delayhidemenu_vx
}
}
}

if (window.addEventListener)
window.addEventListener("load", initalizetooltip_vx, false)
else if (window.attachEvent)
window.attachEvent("onload", initalizetooltip_vx)
else if (document.getElementById)
window.onload=initalizetooltip_vx