//  GLOBAL SCRIPTS

  var ie4 = document.all
  var ie  = document.all
  var ns6 = document.getElementById&&!document.all
  var ns  = navigator.userAgent.indexOf('Netscape') != -1 && navigator.userAgent.indexOf('Gecko') != -1
  var opr = navigator.userAgent.indexOf('Opera/') != -1 | navigator.userAgent.indexOf('Opera ') != -1   // Opera identifying Opera or Other
  var moz = navigator.userAgent.indexOf('Gecko') != -1 && navigator.userAgent.indexOf('Firefox/') == -1
  var fox = navigator.userAgent.indexOf('Firefox/') != -1
var MacOS = (navigator.userAgent.indexOf("mac") != -1) || (navigator.userAgent.indexOf("Mac") != -1)

if (self != top) top.location = self.location;

	// NAVIGATION SUB MENUS
function nav_galleries() {
  output = '<li><a href="_animals1.htm">animals &amp; birds</a></li>'
  output+= '<li><a href="_cars1.htm">automotive art</a></li>'
  output+= '<li><a href="_celeb1.htm">celebrity art</a></li>'
  output+= '<li><a href="_floral1.htm">floral</a></li>'
  output+= '<li><a href="_general1.htm">general art</a></li>'
  output+= '<li><a href="_portrait1.htm">portraiture</a></li>'
  output+= '<li><a href="_tport1.htm">transport</a></li>'
  output+= '<li><a href="_stillife1.htm">still life</a></li>'
  output+= '<li><a href="_mini1.htm">miniatures</a></li>'
	return output
}
function nav_tutorials() {
  output = '<li><a href="tut_engine1.htm">Steam Engine</a></li>'
  output+= '<li><a href="tut_seatonsluice1.htm">Seaton Sluice</a></li>'
	return output
}
function nav_info() {
  output = '<li><a href="info.htm#comm">Commissions</a></li>'
  output+= '<li><a href="info.htm#prnt">Prints &amp; Printing</a></li>'
  output+= '<li><a href="info.htm#post">Postage &amp; Shipping</a></li>'
  output+= '<li><a href="info.htm#conv">Currency conversion</a></li>'
  output+= '<li><a href="info.htm#paid">Payment options</a></li>'
	return output
}
function nav_links() {
  output = '<li><a href="links.htm">Links of interest</a></li>'
  output+= '<li><a href="linktous.htm">Link to us</a></li>'
	return output
}


	// SUBMIT FORM
function submitForm(s)  {
   s.value = "Sending data..."
      return true;
}

	// PRELOAD
icon0 = new Image();icon0.src = "images/icon_info.gif"
icon1 = new Image();icon1.src = "images/icon_info2.gif"
icon2 = new Image();icon2.src = "images/icon_zoom.gif"
icon3 = new Image();icon3.src = "images/icon_zoom2.gif"
icon4 = new Image();icon4.src = "images/icon_zoom_out.gif"
icon5 = new Image();icon5.src = "images/icon_zoom_out2.gif"


	// COPYRIGHT UPDATE
function copyright() {
	cr      = new Date()
	cryear  = cr.getYear()
   return cryear
}


	//  DROPDOWN MENUS
//Adapted from SuckerTree Horizontal Menu - Dynamic Drive: http://www.dynamicdrive.com/style/

var menuids= new Array('menu1')       //Enter id(s) of UL menus separated by commas
var adj ='';  adj=0; if(ns){adj=180}

function submenus(){
for (var i=0; i<menuids.length; i++){
  var ultags=document.getElementById(menuids[i]).getElementsByTagName("ul")
   for (var t=0; t<ultags.length; t++){
    if (ultags[t].parentNode.parentNode.id==menuids[i]){ //if this is a first level submenu
        ultags[t].style.top=ultags[t].parentNode.offsetHeight+adj+"px" //dynamically position first level submenus to be height of main menu item
//        ultags[t].parentNode.getElementsByTagName("a")[0].className="mainicon"
	}
	else{ //else if this is a sub level menu (ul)
        ultags[t].style.left=ultags[t-1].getElementsByTagName("a")[0].offsetWidth+"px" //position menu to the right of menu item that activated it
        ultags[t].parentNode.getElementsByTagName("a")[0].className="subicon"
	}
    ultags[t].parentNode.onmouseover=function(){
    this.getElementsByTagName("ul")[0].style.visibility="visible"
    }
    ultags[t].parentNode.onmouseout=function(){
    this.getElementsByTagName("ul")[0].style.visibility="hidden"
    }
   }
  }
}

if (window.addEventListener)
window.addEventListener("load",submenus,false)
else if (window.attachEvent)
window.attachEvent("onload",submenus)

	// AUTO GALLERY NAVIGATION
function galleryNav() {
  var write = '<div id="galon" class="galon"><div class="gallery">Gallery:</div><ul>'
gOff = '<li class="galoff">' + gallery + '</li>'
gOn  = '<li><a href="_' + category
gDim = '<li class="galdim">&nbsp;</li>'
    if(gallery==1){write += gOff}else{if(gall_of > 1){write += gOn + '1.htm">1</a></li>'}else{write += gDim}}
    if(gallery==2){write += gOff}else{if(gall_of > 1){write += gOn + '2.htm">2</a></li>'}else{write += gDim}}
    if(gallery==3){write += gOff}else{if(gall_of > 2){write += gOn + '3.htm">3</a></li>'}else{write += gDim}}
    if(gallery==4){write += gOff}else{if(gall_of > 3){write += gOn + '4.htm">4</a></li>'}else{write += gDim}}
    if(gallery==5){write += gOff}else{if(gall_of > 4){write += gOn + '5.htm">5</a></li>'}else{write += gDim}}
    if(gallery==6){write += gOff}else{if(gall_of > 5){write += gOn + '6.htm">6</a></li>'}else{write += gDim}}
    if(gallery==7){write += gOff}else{if(gall_of > 6){write += gOn + '7.htm">7</a></li>'}else{write += gDim}}
    write += '</ul></div>'

	return write
}
function galleryNav2() {
  var write2 = '<div id="nextnav" class="nextbox"><ul>'

gNavb = '<li class="nextdim">back</li>'
gNav1 = '<li><a href="_' + category + (gallery-1) + '.htm">back</a></li>'
gNav2 = '<li style="margin-left:2px;"><a href="_' + category + (gallery+1) + '.htm">next</a></li>'
gNavn = '<li style="margin-left:2px;" class="nextdim">next</li>'
    if(gallery==1){write2 += gNavb; if(gall_of > 1){write2 += gNav2}else{write2 += gNavn}}
    if(gallery==2){write2 += gNav1; if(gall_of > 2){write2 += gNav2}else{write2 += gNavn}}
    if(gallery==3){write2 += gNav1; if(gall_of > 3){write2 += gNav2}else{write2 += gNavn}}
    if(gallery==4){write2 += gNav1; if(gall_of > 4){write2 += gNav2}else{write2 += gNavn}}
    if(gallery==5){write2 += gNav1; if(gall_of > 5){write2 += gNav2}else{write2 += gNavn}}
    if(gallery==6){write2 += gNav1; if(gall_of > 6){write2 += gNav2}else{write2 += gNavn}}
    if(gallery==7){write2 += gNav1 + gNavn}
	write2 += '</ul></div>'
	return write2
}

	// OPEN GALLERY IMAGE from LINK
	// Fires "viewThis()" from link + feeds LinkGenerator

function gotoImage() {
       var idx = document.URL.indexOf('?')
  if (idx != -1) {
     imgId = document.URL.substring(idx+1,document.URL.length)
//     imgId = 'test'  // Testing only
        post = document.getElementById(imgId).innerHTML
      params = post.substring(post.indexOf('viewThis'),post.indexOf(';return'))
eval(params)
	}
}

	// EXTERNAL LINK GENERATOR
  var copy = 1
function linkGen() {
	imgId = imgId
	btn = document.getElementById('linkG')
	genD= document.getElementById('linkData')
	genD.style.border = '1pt solid #aeaeae'
	genD.value = 'www.EyshasFineArt.co.uk/_' +category +gallery+ '.htm?' +imgId
  if(copy==0) {
	btn.innerHTML = '<a href="#" onClick="linkClr();return false">clear</a>'
	genD.focus()
	genD.select()
	}else{
	btn.innerHTML = '<a href="#" onClick="linkCopy();return false">copy</a>'
	} 
}
function linkCopy() {
	btn = document.getElementById('linkG')
	genD= document.getElementById('linkData')
	genD.focus()
	genD.select()
  if(ie4){
window.clipboardData.clearData()
window.clipboardData.setData('Text',genD.value)
  if(window.clipboardData.setData != -1) {
	genD.value = 'Link succesfully copied to CLIPBOARD'
	btn.innerHTML = '<a href="#" onClick="linkClr();return false">clear</a>'
	copy = 1  }
  if(window.clipboardData.setData == -1) {
	genD.value = 'COPY FAILED - click button to restore link - right-click link to copy manually - click button to clear'
	btn.innerHTML = '<a href="#" onClick="linkGen();return false">link</a>'
	copy = 0	}
    }
  if(!ie4){
	btn.innerHTML = '<a href="#" onClick="linkClr();return false">clear</a>'
	copy = 1 
     }
}
function linkClr() {
	btn = document.getElementById('linkG')
	genD= document.getElementById('linkData')
	genD.style.border = 'none'
	genD.value = ''
	btn.innerHTML = '<a href="#" onClick="linkGen();return false">link</a>' 
	copy = 1
}