function getWindowHeight() {
			var windowHeight = 0;
			if (typeof(window.innerHeight) == 'number') {
				windowHeight = window.innerHeight;
			}
			else {
				if (document.documentElement && document.documentElement.clientHeight) {
					windowHeight = document.documentElement.clientHeight;
				}
				else {
					if (document.body && document.body.clientHeight) {
						windowHeight = document.body.clientHeight;
					}
				}
			}
			return windowHeight;
		}
		function setFooter() {

			return;
			var useragent = navigator.userAgent;
			var isIE=false;
			if(useragent.indexOf('MSIE')>0) isIE=true;

			if (document.getElementById) {
				var windowHeight = getWindowHeight();
				if (windowHeight > 0) {
					var contentHeight = document.getElementById('right_holder').offsetHeight;
						var footerElement = document.getElementById('index-05');
					if (contentHeight>180)
					{
					
						var footerElement = document.getElementById('index-05');
						var footerHeight  = footerElement.offsetHeight;
						if (windowHeight - (contentHeight + footerHeight) >= 0) {
							footerElement.style.position = 'relative';
					
							footerElement.style.top = (windowHeight - (contentHeight + footerHeight )) + 'px';
						}
						else {
							footerElement.style.position = 'static';
						}
					}
					else
					{
							//if(windowHeight>800){

							footerElement.style.position = 'relative';
							if (isIE) footerElement.style.top = (contentHeight) + 80 + 'px';
							else footerElement.style.top = (contentHeight)+80 + 'px';
							//}
					}
				}
			}
		}
		window.onload = function() {
			setFooter();
		}
		window.onresize = function() {
			setFooter();
		}




function hide_selects(){
//hides any select boxes so that they don't appear over menu - ie5 bug
	svn=document.getElementsByTagName("SELECT");
	for (a=0;a<svn.length;a++){
		
			svn[a].style.visibility="hidden";
		
	}
}

function show_selects(){
//re-shows any select boxes so that they don't appear over menu - ie5 bug
	svn=document.getElementsByTagName("SELECT");
	for (a=0;a<svn.length;a++){	
			svn[a].style.visibility="visible";	
	}
}

var clicks='';




function menuhover(item)
{
	item.bgColor = '#cccccc';
//	item.style.cursor = "hand";
}


function buttonhover(item,newImage)
{
	item.src = newImage;
}


function show_hide_layer(name,action)
{
	if (name) var find = find_layer(name);
	if (find)
	{
		eval ("find.layer." + find.vis + " = find." + action + ";");
	}		
}


function find_layer(name)
{
	if (document.getElementById)
	{
		if (document.getElementById(name))
		{
			var layer = new Object();
			layer.layer = document.getElementById(name);
			layer.vis = "style.visibility";
			layer.top = "style.top";
			layer.left = "style.left";
			layer.settop = "style.top";
			layer.setleft = "style.left";
			layer.show = "visible";
			layer.hide = "hidden";
			layer.width = "style.width";
			layer.height = "style.height";
			return (layer);
		}
	}		

	if (document.layers)
	{
		for(z=0; z<layer_DOM.length; z++)
		{
			var x = layer_DOM[z];
			if(x.id == name)
			{
				var layer = new Object();
				layer.layer = x;
				layer.vis = "visibility";
				layer.top = "top";
				layer.left = "left";
				layer.settop = "top";
				layer.setleft = "left";
				layer.show = "show";
				layer.hide = "hide";
				layer.width = "clip.width";		// only correct if clip left,right etc are not set or altered
				layer.height = "clip.height";	// only correct if clip top,bottom etc are not set or altered
				return(layer);
			}
		}
	}
	
	if (document.all)
	{
		if(document.all[name])
		{
			var layer = new Object();
			layer.layer = document.all[name];
			layer.vis = "style.visibility";
			layer.top = "style.top";
			layer.left = "style.left";
			layer.settop = "style.pixelTop";
			layer.setleft = "style.pixelLeft";
			layer.show = "visible";
			layer.hide = "hidden";
			layer.width = "style.width";
			layer.height = "style.height";
			return (layer);
		}
	}
	alert("layer not found");
}


function drop_down_on(item)
{
	menuhover(item);
	show_hide_layer("dd","show");
}


function drop_down_off(item)
{
	show_hide_layer("dd","hide");
	item.bgColor=''
}


function drop_down_on2(item)
{
	menuhover(item);
	show_hide_layer("dd2","show");

}


function drop_down_off2(item)
{
	show_hide_layer("dd2","hide");
	item.bgColor=''
}


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


function init()
{
	preloadImages('images/buttons/search_on.gif','images/buttons/show_euros_bttn_on.gif','images/buttons/show_sterling_bttn_on.gif');
}



/*------------- MENU -------------- */
// original script by Peter Paul Koch
// clearTimeout fix added by IOGEN
/*-------------------------------- */

var remember = new Array();
var remember2 = new Array();
var checkIt;
var DHTML = (document.getElementById || document.all || document.layers);

function show(name,lvl,obj,caller)
{

	if (!DHTML) return;
	//if (typeof menuSetup == 'undefined') return;	
	checkUserInput();
	if (remember[lvl] && remember[lvl] == name) return;
	if (remember[lvl])
	{
		closeAll(lvl);
	}
	if (name)
	{
		var x = document.getElementById(name);
		// this is to find out the position from the object which initiated this call
		var y = document.getElementById(caller);
		x.style.left = findPosX(y)-10+'px';
		x.style.top = findPosY(y)+20+'px';
		x.style.visibility = 'visible';
	}
	remember[lvl] = name;
	if (obj) y = obj;
	else if (obj) y = obj;
	else return;
	if (y.className) return;
	y.className = 'over';
	if (remember2[lvl]) remember2[lvl].className = '';
	remember2[lvl] = y;
}

function hideMenu ()
{
	checkIt = setTimeout('closeAll(1)',200);
	
}

function classChange(menuH,menuHNewClass){
	var mh = document.getElementById(menuH);
	mh.className=menuHNewClass;
}

function closeAll(lvl)
{
	for (i=remember.length - 1;i>=lvl;i--)
	{
		if (remember[i])
		{
			var x = getObj(remember[i]);
			x.visibility = 'hidden';
		}
		remember[i] = null;
		if (remember2[i])
		{
			remember2[i].className = '';
			remember2[i] = null;
		}
	}
}

function checkUserInput()
{
	if (checkIt) clearTimeout(checkIt);
}

function getObj(name)
{
	if(name == '') return;
	if (document.getElementById) return document.getElementById(name).style;
	else if (document.all) return document.all[name].style;
	else if (document.layers) return document.layers[name];
	else return false;
}

function findPosX(obj)
{
	var curleft = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	}
	else if (obj.x)
		curleft += obj.x;
	return curleft;
}

function findPosY(obj)
{
	var curtop = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}
	else if (obj.y)
		curtop += obj.y;
	return curtop;
}

function checkPostCode (toCheck) {

  // Permitted letters depend upon their position in the postcode.
  var alpha1 = "[abcdefghijklmnoprstuwyz]";                       // Character 1
  var alpha2 = "[abcdefghklmnopqrstuvwxy]";                       // Character 2
  var alpha3 = "[abcdefghjkpmnrstuvwxy]";                         // Character 3
  var alpha4 = "[abehmnprvwxy]";                                  // Character 4
  var alpha5 = "[abdefghjlnpqrstuwxyz]";                          // Character 5
  
  // Array holds the regular expressions for the valid postcodes
  var pcexp = new Array ();

  // Expression for postcodes: AN NAA, ANN NAA, AAN NAA, and AANN NAA
  pcexp.push (new RegExp ("^(" + alpha1 + "{1}" + alpha2 + "?[0-9]{1,2})(\\s*)([0-9]{1}" + alpha5 + "{2})$","i"));
  
  // Expression for postcodes: ANA NAA
  pcexp.push (new RegExp ("^(" + alpha1 + "{1}[0-9]{1}" + alpha3 + "{1})(\\s*)([0-9]{1}" + alpha5 + "{2})$","i"));

  // Expression for postcodes: AANA  NAA
  pcexp.push (new RegExp ("^(" + alpha1 + "{1}" + alpha2 + "{1}" + "?[0-9]{1}" + alpha4 +"{1})(\\s*)([0-9]{1}" + alpha5 + "{2})$","i"));
  
  // Exception for the special postcode GIR 0AA
  pcexp.push (/^(GIR)(\s*)(0AA)$/i);
  
  // Standard BFPO numbers
  pcexp.push (/^(bfpo)(\s*)([0-9]{1,4})$/i);
  
  // c/o BFPO numbers
  pcexp.push (/^(bfpo)(\s*)(c\/o\s*[0-9]{1,3})$/i);
  
  // Overseas Territories
  pcexp.push (/^([A-Z]{4})(\s*)(1ZZ)$/i);

  // Load up the string to check
  var postCode = toCheck;

  // Assume we're not going to find a valid postcode
  var valid = false;
  
  // Check the string against the types of post codes
  for ( var i=0; i<pcexp.length; i++) {
    if (pcexp[i].test(postCode)) {
    
      // The post code is valid - split the post code into component parts
      pcexp[i].exec(postCode);
      
      // Copy it back into the original string, converting it to uppercase and
      // inserting a space between the inward and outward codes
      postCode = RegExp.$1.toUpperCase() + " " + RegExp.$3.toUpperCase();
      
      // If it is a BFPO c/o type postcode, tidy up the "c/o" part
      postCode = postCode.replace (/C\/O\s*/,"c/o ");
      
      // Load new postcode back into the form element
      valid = true;
      
      // Remember that we have found that the code is valid and break from loop
      break;
    }
  }
  
  // Return with either the reformatted valid postcode or the original invalid 
  // postcode
  if (valid) {return postCode;} else return false;
}

function checkUKTelephone (telephoneNumber) {

  // Convert into a string and check that we were provided with something
  var telnum = telephoneNumber + " ";
  if (telnum.length == 1)  {
     telNumberErrorNo = 1;
     return false
  }
  telnum.length = telnum.length - 1;
  
  // Don't allow country codes to be included (assumes a leading "+")
  var exp = /^(\+)[\s]*(.*)$/;
  if (exp.test(telnum) == true) {
     telNumberErrorNo = 2;
     return false;
  }
  
  // Remove spaces from the telephone number to help validation
  while (telnum.indexOf(" ")!= -1)  {
    telnum = telnum.slice (0,telnum.indexOf(" ")) + telnum.slice (telnum.indexOf(" ")+1)
  }
  
  // Remove hyphens from the telephone number to help validation
  while (telnum.indexOf("-")!= -1)  {
    telnum = telnum.slice (0,telnum.indexOf("-")) + telnum.slice (telnum.indexOf("-")+1)
  }  
  
  // Now check that all the characters are digits
  exp = /^[0-9]{10,11}$/;
  if (exp.test(telnum) != true) {
     telNumberErrorNo = 3;
     return false;
  }
  
  // Now check that the first digit is 0
  exp = /^0[0-9]{9,10}$/;
  if (exp.test(telnum) != true) {
     telNumberErrorNo = 4;
     return false;
  }
	
	// Disallow numbers allocated for dramas.
	 
  // Array holds the regular expressions for the drama telephone numbers
  var tnexp = new Array ();
	tnexp.push (/^(0113|0114|0115|0116|0117|0118|0121|0131|0141|0151|0161)(4960)[0-9]{3}$/);
	tnexp.push (/^02079460[0-9]{3}$/);
	tnexp.push (/^01914980[0-9]{3}$/);
	tnexp.push (/^02890180[0-9]{3}$/);
	tnexp.push (/^02920180[0-9]{3}$/);
	tnexp.push (/^01632960[0-9]{3}$/);
	tnexp.push (/^07700900[0-9]{3}$/);
	tnexp.push (/^08081570[0-9]{3}$/);
	tnexp.push (/^09098790[0-9]{3}$/);
	tnexp.push (/^03069990[0-9]{3}$/);
	
	for (var i=0; i<tnexp.length; i++) {
    if ( tnexp[i].test(telnum) ) {
      telNumberErrorNo = 5;
      return false;
    }
	}
  
  // Finally check that the telephone number is appropriate.
  exp = (/^(01|02|03|05|070|071|072|073|074|075|07624|077|078|079)[0-9]+$/);
	if (exp.test(telnum) != true) {
     telNumberErrorNo = 5;
     return false;
  }
  
  // Telephone number seems to be valid - return the stripped telehone number  
  return telnum;
}
var telNumberErrorNo = 0;
var telNumberErrors = new Array ();
telNumberErrors[0] = "Valid UK telephone number";
telNumberErrors[1] = "Telephone number not provided";
telNumberErrors[2] = "UK telephone number without the country code, please";
telNumberErrors[3] = "UK telephone numbers should contain 10 or 11 digits";
telNumberErrors[4] = "The telephone number should start with a 0";
telNumberErrors[5] = "The telephone number is either invalid or inappropriate";