// Common functions 

// -- Pre load, rollover functions
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+'Email field'+' must contain an e-mail address.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+'Name Field(s)'+' are required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}
var checkobj

function agreesubmit(el){
checkobj=el
if (document.all||document.getElementById){
for (i=0;i<checkobj.form.length;i++){  //hunt down submit button
var tempobj=checkobj.form.elements[i]
if(tempobj.type.toLowerCase()=="submit")
tempobj.disabled=!checkobj.checked
}
}
}

function defaultagree(el){
if (!document.all&&!document.getElementById){
if (window.checkobj&&checkobj.checked)
return true
else{
alert("Please click the check box to accept the Privacy Policy and Privacy Statement of this website")
return false
}
}
}

//-- End these functions

// Bread Crumbs

function breadCrumbs(base,delStr,defp,cStyle,tStyle,dStyle,nl) { 
loc=window.location.toString();subs=loc.substr(loc.indexOf(base)+base.length+1).split("/");
 document.write('<a href="'+getLoc(subs.length-1)+defp+'" class="'+cStyle+'">Home</a>  '+'<span class="'+dStyle+'">'+delStr+'</span> ');
 a=(loc.indexOf(defp)==-1)?1:2;for (i=0;i<(subs.length-a);i++) { subs[i]=makeCaps(unescape(subs[i]));
 document.write('<a href="'+getLoc(subs.length-i-2)+defp+'" class="'+cStyle+'">'+subs[i]+'</a>  '+'<span class="'+dStyle+'">'+delStr+'</span> ');}
 if (nl==1) document.write("<br>");document.write('<span class="'+tStyle+'">'+document.title+'</span>');
}
function makeCaps(a) {
  g=a.split(' ');for (l=0;l<g.length;l++) g[l]=g[l].toUpperCase().slice(0,1)+g[l].slice(1);
  return g.join(" ");
}
function getLoc(c) {
  var d="";if (c>0) for (k=0;k<c;k++) d=d+"../"; return d;
}

// Ajax include

var rootdomain="http://"+window.location.hostname

function ajaxinclude(url) {
var page_request = false
if (window.XMLHttpRequest) // if Mozilla, Safari etc
page_request = new XMLHttpRequest()
else if (window.ActiveXObject){ // if IE
try {
page_request = new ActiveXObject("Msxml2.XMLHTTP")
} 
catch (e){
try{
page_request = new ActiveXObject("Microsoft.XMLHTTP")
}
catch (e){}
}
}
else
return false
page_request.open('GET', url, false) //get page synchronously 
page_request.send(null)
writecontent(page_request)
}

function writecontent(page_request){
if (window.location.href.indexOf("http")==-1 || page_request.status==200)
document.write(page_request.responseText)
}

// end ajax include

var tgs = new Array( 'div','td','tr');

//Specify spectrum of different font sizes:
var szs = new Array( '6pt','7pt','8pt','9pt','10pt','11pt','12pt' );
var startSz = 3;

function ts( trgt,inc ) {
	if (!document.getElementById) return
	var d = document,cEl = null,sz = startSz,i,j,cTags;
	
	sz += inc;
	if ( sz < 0 ) sz = 0;
	if ( sz > 6 ) sz = 6;
	startSz = sz;
		
	if ( !( cEl = d.getElementById( trgt ) ) ) cEl = d.getElementsByTagName( trgt )[ 0 ];

	cEl.style.fontSize = szs[ sz ];

	for ( i = 0 ; i < tgs.length ; i++ ) {
		cTags = cEl.getElementsByTagName( tgs[ i ] );
		for ( j = 0 ; j < cTags.length ; j++ ) cTags[ j ].style.fontSize = szs[ sz ];
	}
}

// end text sizer

// Bookmark

function bookmarksite(title,url){

if (window.sidebar) // firefox
	window.sidebar.addPanel(title, url, "");
else if(window.opera && window.print){ // opera
	var elem = document.createElement('a');
	elem.setAttribute('href',url);
	elem.setAttribute('title',title);
	elem.setAttribute('rel','sidebar');
	elem.click();
} 
else if(document.all)// ie
	window.external.AddFavorite(url, title);
}

// end bookmark

// Alternate row for tables
/* Globals */
var arc90_isIE = document.all? true: false;

function arc90_altrows() {
	var parts = ['TABLE', 'THEAD', 'TFOOT', 'TBODY'];

	for (var t = 0, r = parts.length; t < r; t++) {
		var T = document.getElementsByTagName(parts[t]);

		// create the alterNation
		for (var i = 0, l = T.length, c = 0; i < l; i++) {
			var tc = T[i].className;
			var a = tc.indexOf('altrows');
			var n = tc.indexOf('norows');
			if (n >= 0) {
				T[i].className = 'arc90_norows';
				var R = T[i].getElementsByTagName('TR');
					for (var j = 0, m = R.length; j < m; j++) {
						R[j].style.background = '';
						R[j].className = 'arc90_norows';
					}
			} else if (a >= 0 ) {
				var c = T[i].className.slice(a), s = c.indexOf(' '), x = null, z = '', cn = '';
				c = T[i].className.slice(a, s > 0? s: T[i].className.length).split('-');
				if (c.length == 2) { // theme
					cn = c[1];
				} else if (c.length > 2) { // rotating colours
					cn = c.slice(1);
					x = c.length - 1;
					z = -1;
				}

				// now go through every sub row and assign alternating row colours
				R = T[i].getElementsByTagName('TR');
				for (var j = 0, m = R.length; j < m; j++) {
					n = R[j].className.indexOf('norows');
					if (n >= 0)
						continue;
					z = (x != null && z+1 < x? z+1: x != null? 0: j % 2); // either the rotating row number or theme alternation
					if (x == null) R[j].className = 'arc90_altrows'+cn+''+z;
						else R[j].style.backgroundColor = '#'+ cn[z];
				}
			}
		}
	}
}

/* Events */
function arc90_isString(o) { return (typeof(o) == "string"); }

function arc90_isNumeric(o) { return (typeof(parseFloat(o).toString() == 'NaN'? 'xxx': parseFloat(o)) == "number" && parseFloat(o) != ''); }

function arc90_addEvent(e, meth, func, cap) {
	if (arc90_isString(e))	e = document.getElementById(e);

	if (e.addEventListener){
		e.addEventListener(meth, func, cap);
    	return true;
	}	else if (e.attachEvent)
		return e.attachEvent("on"+ meth, func);
	return false;
}

/* Nodes */
function arc90_newNode(t, i, s, x, c) {
	var node = document.createElement(t);
	if (x != null && x != '') {
		var n = document.createTextNode(x);
		node.appendChild(n);
	}
	if (i != null && i != '')
		node.id = i;
	if (s != null && s != '')
		node.className = s;
	if (c != null && c != '')
		node.appendChild(c);
	return node;
}

/* Onload */
arc90_addEvent(window, 'load', arc90_altrows);

window.onload = colorRows;
function colorRows() {
  var myTR = document.getElementsByTagName('tr');
  for (var i=0;i<myTR.length;i++) {
    if (i%2) {
      myTR[i].className = 'rowTint';
    }
  }
}

// end alt rows


// email page to friend
function mailpage()
{
  mail_str = "mailto:?subject= RAS Members website " ;
  mail_str += "&body= I visited the great new RAS Members website (www.rasnsw.com.au/members) and thought you might be interested in this page: " + document.title;
  mail_str += ". You should check this page out at, " + location.href; 
  location.href = mail_str;
}

// end email page to friend

// Full screen pop up
function fullScreen(theURL) {
window.open(theURL, '', 'fullscreen=yes, scrollbars=yes');
}
// End full screen pop up