/***************************************************************/
//										NEW STYLE SWITCHER											//
/**************************************************************/

//Specify spectrum of different font sizes:
//var szs = new Array( 'xx-small','x-small','small','medium','large','x-large','xx-large' );
var szs = new Array( '98%','100%','102%','104%','106%','107%','108%' );
//var cookieResize = readCookie("font_size");
var	font_size;

function changeTextSize(size) {
    font_size = size;
    document.documentElement.style.fontSize = font_size;
    saveFontSize();
}

//function showAccessKey(status) {
//    if(status == true) {

//        document.getElementById('accesskey').innerHTML = '<h4>Access keys</h4>';
//        document.getElementById('accesskey').innerHTML += 'Our website uses access keys to help you to navigate quickly to important areas of the site using your keyboard.';
//        document.getElementById('accesskey').innerHTML += '<ul>';
//        document.getElementById('accesskey').innerHTML += '<li>1 - Home page</li>';
//        document.getElementById('accesskey').innerHTML += '<li>2 – Site map</li>';
//        document.getElementById('accesskey').innerHTML += '<li>3 – Search </li>';
//        document.getElementById('accesskey').innerHTML += '<li>4 – Privacy Policy</li>';
//        document.getElementById('accesskey').innerHTML += '<li>5 –Terms and conditions</li>';
//        document.getElementById('accesskey').innerHTML += '<li>6 – Text Only View</li>';
//        document.getElementById('accesskey').innerHTML += '<li>0 – Access key details</li>';
//        document.getElementById('accesskey').innerHTML += '<li>S – Skip to main content</li>';
//        document.getElementById('accesskey').innerHTML += '</ul>';
//    }
//    else
//        document.getElementById('accesskey').innerHTML = '';
//}

// Save FS in cookie
function saveFontSize()
{
	createCookie("font_size",font_size,6)
}
	
// Load FS from cookie
function loadFontSize()
{
	var cookieResize = readCookie("font_size");
	font_size = cookieResize? '100%': cookieResize;
}

function setActiveStyleSheet(title) 
{
 var i, a, main;

  for (i=0; (a = document.getElementsByTagName("link")[i]); i++)
  {
  	if (a.id == "metaCssFileReal")
				a.disabled = true;

    if (a.getAttribute("rel").indexOf("style") != -1)
	{
		a.disabled = true;
		
        if (a.getAttribute("title") == title)
				a.disabled = false;
    }
  }
   
  var objGraphic = document.getElementById('hlGraphic');
  var objTextOnly = document.getElementById('hlTextOnly');
  if (title == 'textonly')
  {
		if (objGraphic != null && objTextOnly)
		{
			objGraphic.style.display = '';
			objGraphic.style.visibility = 'visible';
			objTextOnly.style.display = 'none';
			objTextOnly.style.visibility = 'hidden';
		}
  }
  else
  {
 		if (objGraphic != null && objTextOnly)
 		{
 			objGraphic.style.display = 'none';
 			objGraphic.style.visibility = 'hidden';
			objTextOnly.style.display = '';
			objTextOnly.style.visibility = 'visible'; 		
 		}

  }
}

function InitImage (img, lbl)
{
	if (title == "textonly"){
		
		document.getElementById(img).style.display = 'none';
		document.getElementById(lbl).style.display = '';
		document.getElementById(img).style.visibility = 'hidden';
		document.getElementById(lbl).style.visibility = 'visible';
	}else{
		
		document.getElementById(img).style.display = '';
		document.getElementById(lbl).style.display = 'none';
		document.getElementById(img).style.visibility = 'visible';
		document.getElementById(lbl).style.visibility = 'hidden';	
	}
}

function getActiveStyleSheet() {

  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}


window.onload = function(e) {

  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
  
  loadFontSize();
  changeTextSize(font_size);
}

window.onunload = function(e) {

  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
}


var cookie = readCookie("style");
title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);

/* GENERAL */

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "="; 
  var ca = document.cookie.split(';');

  for(var i=0;i < ca.length;i++) {
    var c = ca[i];

    while (c.charAt(0)==' ') 
		c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) {
		return c.substring(nameEQ.length,c.length);
	}
  }
  
  return null;
}
function ShowHideOtherTextBox(txtID, ddl, optionNum){
	var txt = document.getElementById(txtID);
	if (txt != null && ddl != null){
		if (ddl.options[optionNum].selected){
			document.getElementById(txtID).style.visibility = 'visible';
		}
		else{
			document.getElementById(txtID).style.visibility = 'hidden';
		}
	}
}

function ShowHideOtherTextBoxForCheck(txtID, chkID){
	
	var txt = document.getElementById(txtID);
	var chk = document.getElementById(chkID);
	if (txt != null && chk != null){
		if (chk.checked){
			document.getElementById(txtID).style.visibility = 'visible';
		}
		else{
			document.getElementById(txtID).style.visibility = 'hidden';
		}
	}
}

function IsCheckSelected(chk){
	return document.getElementById(chk).checked;
}