var myimages=new Array()
function preloadimages(){
for (i=0;i<preloadimages.arguments.length;i++){
myimages[i]=new Image()
myimages[i].src=preloadimages.arguments[i]
}
}


//Enter path of images to be preloaded inside parenthesis. Extend list as desired.
preloadimages("http://www.ecoceanus.com/images/bg2.jpg","http://www.ecoceanus.com/images/bg1.jpg","http://www.ecoceanus.com/images/bg3.jpg","http://www.ecoceanus.com/images/b41.jpg","http://www.ecoceanus.com/images/bg5.jpg","http://www.ecoceanus.com/images/menu_1_pt_01.png","http://www.ecoceanus.com/images/menu_1_pt_02.png","http://www.ecoceanus.com/images/menu_1_pt_03.png","http://www.ecoceanus.com/images/menu_1_pt_04.png","http://www.ecoceanus.com/images/menu_1_pt_05.png","http://www.ecoceanus.com/images/menu_1_pt_06.png","http://www.ecoceanus.com/images/menu_1_pt_07.png","http://www.ecoceanus.com/images/menu_1_pt_08.png","http://www.ecoceanus.com/images/menu_1_pt_09.png","http://www.ecoceanus.com/images/menu_2_pt_01.png","http://www.ecoceanus.com/images/menu_2_pt_02.png","http://www.ecoceanus.com/images/menu_2_pt_03.png","http://www.ecoceanus.com/images/menu_2_pt_04.png","http://www.ecoceanus.com/images/menu_2_pt_05.png","http://www.ecoceanus.com/images/menu_3_pt_01.png","http://www.ecoceanus.com/images/menu_3_pt_02.png","http://www.ecoceanus.com/images/menu_3_pt_03.png","http://www.ecoceanus.com/images/menu_3_pt_04.png","http://www.ecoceanus.com/images/menu_3_pt_05.png","http://www.ecoceanus.com/images/menu_4_2_pt_01.png","http://www.ecoceanus.com/images/menu_4_pt_02.png","http://www.ecoceanus.com/images/menu_4_2_pt_03.png","http://www.ecoceanus.com/images/menu_4_2_pt_04.png","http://www.ecoceanus.com/images/menu_4_pt_05.png","http://www.ecoceanus.com/images/menu_4_2_pt_06.png","http://www.ecoceanus.com/images/menu_4_2_pt_07.png","http://www.ecoceanus.com/images/menu_4_pt_08.png","http://www.ecoceanus.com/images/menu_4_2_pt_09.png")


var menu1=new Array()
menu1[0]='<table width="260" height="225" border="0" cellpadding="0" cellspacing="0"><tr><td><img src="http://www.ecoceanus.com/images/menu_1_pt_01.png" width="260" height="22" alt=""></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/charter-tripulado/passeio-de-ecoturismo/"><img src="http://www.ecoceanus.com/images/menu_1_pt_02.png" alt="" width="260" height="33" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/charter-tripulado/biologo-marinho-por-um-dia/"><img src="http://www.ecoceanus.com/images/menu_1_pt_03.png" alt="" width="260" height="24" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/charter-tripulado/aprender-a-velejar/"><img src="http://www.ecoceanus.com/images/menu_1_pt_04.png" alt="" width="260" height="26" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/charter-tripulado/viagem-sagres-portimao/"><img src="http://www.ecoceanus.com/images/menu_1_pt_05.png" alt="" width="260" height="28" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/charter-tripulado/um-dia-no-azul"><img src="http://www.ecoceanus.com/images/menu_1_pt_06.png" alt="" width="260" height="26" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/charter-tripulado/vela-nocturna"><img src="http://www.ecoceanus.com/images/menu_1_pt_07.png" alt="" width="260" height="23" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/charter-tripulado/custom-charter"><img src="http://www.ecoceanus.com/images/menu_1_pt_08.png" alt="" width="260" height="30" border="0"></a></td></tr><tr><td><img src="http://www.ecoceanus.com/images/menu_1_pt_09.png" width="260" height="13" alt=""></td></tr></table>'


var menu2=new Array()
menu2[0]='<table id="Table_01" width="260" height="133" border="0" cellpadding="0" cellspacing="0"><tr><td><img src="http://www.ecoceanus.com/images/menu_2_pt_01.png" width="260" height="22" alt=""></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/investigacao-cientifica/projectos/"><img src="http://www.ecoceanus.com/images/menu_2_pt_02.png" alt="" width="260" height="33" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/investigacao-cientifica/logistica/"><img src="http://www.ecoceanus.com/images/menu_2_pt_03.png" alt="" width="260" height="24" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/investigacao-cientifica/portfolio/"><img src="http://www.ecoceanus.com/images/menu_2_pt_04.png" alt="" width="260" height="26" border="0"></a></td></tr><tr><td><img src="http://www.ecoceanus.com/images/menu_2_pt_05.png" width="260" height="28" alt=""></td></tr></table>'

var menu3=new Array()
menu3[0]='<table id="Table_01" width="450" height="133" border="0" cellpadding="0" cellspacing="0"><tr><td><img src="http://www.ecoceanus.com/images/menu_3_pt_01.png" width="450" height="22" alt=""></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/cursos-a-bordo/amostragem-e-identificacao-de-ictiofauna"><img src="http://www.ecoceanus.com/images/menu_3_pt_02.png" alt="" width="450" height="33" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/cursos-a-bordo/ecologia-e-identificacao-de-aves"><img src="http://www.ecoceanus.com/images/menu_3_pt_03.png" alt="" width="450" height="24" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/cursos-a-bordo/ecologia-e-identificacao-de-mamiferos-marinhos"><img src="http://www.ecoceanus.com/images/menu_3_pt_04.png" alt="" width="450" height="26" border="0"></a></td></tr><tr><td><img src="http://www.ecoceanus.com/images/menu_3_pt_05.png" width="450" height="28" alt=""></td></tr></table>'
	

var menu4=new Array()
menu4[0]='<table id="Table_01" width="260" height="246" border="0" cellpadding="0" cellspacing="0"><tr><td><img src="http://www.ecoceanus.com/images/menu_4_2_pt_01.png" width="260" height="22" alt=""></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/escola-de-mergulho/o-nossos-mergulhos"><img src="http://www.ecoceanus.com/images/menu_4_2_pt_02.png" alt="" width="260" height="33" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/escola-de-mergulho/mergulhos-em-live-aboard/"><img src="http://www.ecoceanus.com/images/menu_4_2_pt_03.png" alt="" width="260" height="24" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/escola-de-mergulho/curso-de-apneia/"><img src="http://www.ecoceanus.com/images/menu_4_2_pt_04.png" alt="" width="260" height="26" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/escola-de-mergulho/baptismo-de-mergulho/"><img src="http://www.ecoceanus.com/images/menu_4_2_pt_05.png" alt="" width="260" height="28" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/escola-de-mergulho/open-water-diver"><img src="http://www.ecoceanus.com/images/menu_4_2_pt_06.png" alt="" width="260" height="26" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/escola-de-mergulho/advanced-open-water-diver"><img src="http://www.ecoceanus.com/images/menu_4_2_pt_07.png" alt="" width="260" height="23" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/escola-de-mergulho/rescue-diver/"><img src="http://www.ecoceanus.com/images/menu_4_2_pt_08.png" alt="" width="260" height="30" border="0"></a></td></tr><tr><td><a href="http://www.ecoceanus.com/pt/escola-de-mergulho/dive-master/"><img src="http://www.ecoceanus.com/images/menu_4_2_pt_09.png" alt="" width="260" height="27" border="0"></a></td></tr><tr><td><img src="http://www.ecoceanus.com/images/menu_4_2_pt_10.png" width="260" height="7" alt=""></td></tr></table>'

	
var menuwidth='260px' 
var menubgcolor=''  
var disappeardelay=250  
var hidemenu_onclick="yes" 



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+'" 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="-50px"
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=-7
if (whichedge=="rightedge"){
var windowedge=ie4 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-4 : window.pageXOffset+window.innerWidth-4
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+45 : window.pageYOffset+window.innerHeight+45
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-1
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