//
// previously ImageShow.js 
// plays header image show
// Dynamic IT Solutions copyright 2007
//
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_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_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 switchImage(imgName, imgSrc) 
{
  if (document.images)
  {
    if (imgSrc != "none")
    {
      document.images[imgName].src = imgSrc;
    }
  }
}

var mySlideList1 = ['/image/watercolours/january.jpg','/image/watercolours/february.jpg','/image/watercolours/march.jpg','/image/watercolours/april.jpg','/image/watercolours/may.jpg','/image/watercolours/june.jpg','/image/watercolours/july.jpg','/image/watercolours/august.jpg','/image/watercolours/september.jpg','/image/watercolours/october.jpg','/image/watercolours/november.jpg','/image/watercolours/december.jpg'];

var mySlideShow1 = new SlideShow(mySlideList1, 'slide1', 10000, "mySlideShow1");

function SlideShow(slideList, image, speed, name)          
{
  this.slideList = slideList;
  this.image = image;
  this.speed = speed;
  this.name = name;
  this.current = 0;
  this.timer = 0;
}

SlideShow.prototype.play = SlideShow_play;  

function SlideShow_play()       
{
  with(this)
  {
    if(current++ == slideList.length-1) current = 0;
    switchImage(image, slideList[current]);
    clearTimeout(timer);
    timer = setTimeout(name+'.play()', speed);
  }
}
//
//
// Loads in dynamic sub menus
// Dynamic IT Solutions copyright 2008
//
function loadSubMenu() {
	var subMenuContents = window.frames['newsSubMenu'].document.getElementById("newsSubMenu").innerHTML;
	document.getElementById('newsMenu').innerHTML = subMenuContents;
}
//
// 
// Sets page date (LASTMOD)
// Dynamic IT Solutions copyright 2008
//
function setPageDate() {
	if (document.getElementById('pageDateDefn')) {
		if (document.getElementById('pageDateDefn').content != '') {
			document.getElementById('pageDate').innerHTML = 'Last Updated - ' + document.getElementById('pageDateDefn').content;  // LASTMOD date
		}
		else {
			document.getElementById('pageDate').innerHTML = '';
		}
	} 
	else {
		document.getElementById('pageDate').innerHTML = "Last Updated - 17 March 2008"; // site live date
	}
}
//
//
// previously ToggleMenu.js 
// Hides and Shows sidemenu
// Dynamic IT Solutions copyright 2007
//
function toggleMenu(el, sDivId1, sDivId2) {
  var oDiv1 = document.getElementById(sDivId1);  // sidebar1 Div
  var oDiv2 = document.getElementById(sDivId2);  // main Div
  var oDiv3 = document.getElementById('sidebar1');  // sidebar1
  oDiv1.style.display = (oDiv1.style.display == "none") ? "block" : "none" ;  
  oDiv2.style.width = (oDiv2.style.width == "740px") ? "580px" : "740px" ;
  oDiv2.style.marginLeft = (oDiv2.style.marginLeft == "158px") ? "0px" : "158px" ;
  el.innerHTML = (el.innerHTML == "show:main menu") ? "hide:main menu" : "show:main menu" ;
	try {
		setPanelHeight();		//19 Jan 2009
	}
	catch (exception){
	}
}
//
//
/* Save - Recall text size */
//
function writeTextSize(name, value, hours)
{
	var expire = "";
	if(hours != null)
	{
		expire = new Date((new Date()).getTime() + hours * 3600000);
		expire = "; expires=" + expire.toGMTString();	
	}	
	//document.cookie = name + "=" + escape(value) + expire;
	document.cookie = name + "=" + escape(value) + expire + "; path=/";
}

function readTextSize(name)
{
  var cookieValue = "";
  var search = name + "=";
  if(document.cookie.length > 0)
  { 
    offset = document.cookie.indexOf(search);
    if (offset != -1)
    { 
      offset += search.length;
      end = document.cookie.indexOf(";", offset);
      if (end == -1) end = document.cookie.length;
      cookieValue = unescape(document.cookie.substring(offset, end))
    }
  }
  return cookieValue;
}

function init_sizeText() {
	var textSize0 = readTextSize('textSize');
	if (textSize0) {
		document.body.style.fontSize = parseFloat(textSize0) + "%";
	}
}

function resizeText(multiplier) {
	if (document.body.style.fontSize == "" || multiplier == 0) {
    document.body.style.fontSize = "90%"; //default font size is 70%
  }
	var textSize0 = document.body.style.fontSize;
	var textSize1 = parseFloat(textSize0) + (multiplier * 7.5);
	document.body.style.fontSize = parseFloat(textSize1) + "%";
	writeTextSize('textSize',textSize1,87600);
}