/* 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;
}


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 = "70%"; //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);
}
// 
// Sets page date (LASTMOD)
// Dynamic IT Solutions copyright 2008
//
function setPageDate() {
	if (document.getElementById('pageDateDefn')) {
		if (document.getElementById('pageDateDefn').content != '') {
			document.getElementById('pageDate').innerHTML = 'Page last updated - ' + document.getElementById('pageDateDefn').content;  // LASTMOD date
		}
		else {
			document.getElementById('pageDate').innerHTML = '';
		}
	} 
	else {
		if (document.getElementById('websiteDateDefn')) {
			document.getElementById('pageDate').innerHTML = 'Website last updated - ' + document.getElementById('websiteDateDefn').content;  // LASTMOD date
		}
		else {
			document.getElementById('pageDate').innerHTML = "Page last updated - 31 March 2008"; // site live date
		}
	}
}

/* if(window.XMLHttpRequest){ document.getElementById('access').style.visibility='visible' } else { document.getElementById('access').style.visibility='hidden' } */