//home
var menu1=new Array()
menu1[0]='<a href="index.html">Home</a>'

//About
var menu2=new Array()
menu2[0]='<a href="about.html">About</a>'


//Directory
var menu3=new Array()
menu3[0]='<a href="directory.html">Directory</a>'

//Publications
//var menu3=new Array()
//menu3[0]='<a href="publications.html">Publications</a>'

//Research
var menu4=new Array()
menu4[0]='<a href="publications.html">Publications</a>'
menu4[1]='<a href="presentations.html">Presentations</a>'
menu4[2]='<a href="news.html">News</a>'
menu4[3]='<a href="research_isotope_metrology.html">Isotope Metrology</a>'
menu4[4]='<a href="research_geochronology.html">Geochronology</a>'
menu4[5]='<a href="research_organic_geochemistry.html">Organic Geochemistry</a>'
menu4[6]='<a href="research_stable_isotope_measurements.html">Stable Isotope Measurements</a>'
menu4[7]='<a href="research_thermochronology.html">Thermochronology</a>'
menu4[8]='<a href="research_forensic_science.html">Forensic Science</a>'

//Instrumentation
var menu5=new Array()
menu5[0]='<a href="ace_advanced_cleanroom_environment.html">ACE - Advanced Cleanroom Environment</a>'
menu5[1]='<a href="icpms.html">ICPMS - Inductively Coupled Plasma Mass Spectrometry</a>'
menu5[2]='<a href="noble_gas_thermochronology.html">Noble Gas Thermochronology</a>'
menu5[3]='<a href="organic_geochemistry.html">Organic Geochemistry</a>'
menu5[4]='<a href="secondary_ion_mass_spectrometry.html">SIMS - Secondary Ion Mass Spectrometry</a>'
menu5[5]='<a href="stable_isotope_ratio_mass_spectrometry.html">SIRMS - Stable Isotope Ratio Mass Spectrometry</a>'
menu5[6]='<a href="thermal_ionization_mass_spectrometry.html">TIMS - Thermal Ionization Mass Spectrometry</a>'

//Services
var menu6=new Array()
menu6[0]='<a href="services.html">Services</a>'

//Jobs
var menu7=new Array()
menu7[0]='<a href="jobs.html">Jobs</a>'

//Links
var menu8=new Array()
menu8[0]='<a href="links.html">Links</a>'

//Contact
var menu9=new Array()
menu9[0]='<a href="contact.html">Contact</a>'



//Blank Array
var menu10=new Array()
menu2[0]='<a href=""></a>'
menu2[1]='<a href=""></a>'
menu2[2]='<a href=""></a>'
menu2[3]='<a href=""></a>'
menu2[4]='<a href=""></a>'
menu2[5]='<a href=""></a>'

var disappeardelay=250  //menu disappear speed onMouseout (in miliseconds)
var horizontaloffset=2 //horizontal offset of menu from default location. (0-5 is a good value)

/////No further editing needed

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

if (ie4||ns6)
document.write('<div id="dropmenudiv" style="visibility:hidden;width: 160px" 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=-500
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-obj.offsetWidth < 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 menu up?
edgeoffset=dropmenuobj.contentmeasure-obj.offsetHeight
if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either? (position at top of viewable window then)
edgeoffset=dropmenuobj.y
}
}
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")+obj.offsetWidth+horizontaloffset+"px"
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+"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)
}