//handle image swaps
var new_image;
function swapimage(new_image)
{
	this.src='images/'&new_image;
	alert(this.src);
}

// show or hide the page element
function show_hide(area){
	var objthearea=document.getElementById(area).style;
	if (objthearea.display=='inline'){
		objthearea.display='none';
		strcheese=document.getElementById('html2').style.display;
						//alert("html2 status is " + strcheese);
	}
	else {
		objthearea.display='inline';
		strcheese=document.getElementById('html2').style.display;
						//alert("html2 status is " + strcheese);
	}
}

// show hover version of image
function hover_version(image_source){
	var Temp=image_source.replace('_off.png','_on.png');
	//alert(Temp);
	return Temp;
}

// return image to normal
function nonhover_version(image_source){
	var Temp=image_source.replace('_on.png','_off.png');
	return Temp;
}

// precache images in navigation
function precache(){
	image1 = new Image()
	image1.src="/images/main_nav/about_us_on.png.gif"
	image2 = new Image()
	image2.src="/images/main_nav/submit_cv_on.png.gif"
	image3 = new Image()
	image3.src="/images/main_nav/contact_us_on.png.gif"
	image4 = new Image()
	image4.src="/images/main_nav/consultants_on.png.gif"
	image5 = new Image()
	image5.src="/images/main_nav/work_for_us_on.png.gif"
	image6 = new Image()
	image6.src="/images/main_nav/advice_on.png.gif"
}

// Email.js version 5
// Reproduced from http://www.bronze-age.com/nospam/

var tld_ = new Array()
tld_[0] = "com";
tld_[1] = "org";
tld_[2] = "net";
tld_[3] = "ws";
tld_[4] = "info";
tld_[10] = "co.uk";
tld_[11] = "org.uk";
tld_[12] = "gov.uk";
tld_[13] = "ac.uk";
var topDom_ = 13;
var m_ = "mailto:";
var a_ = "@";
var d_ = ".";

function mail(name, dom, tl, params)
{
	var s = e(name,dom,tl);
	document.write('<a href="'+m_+s+params+'">'+s+'</a>');
}
function mail2(name, dom, tl, params, display)
{
	document.write('<a href="'+m_+e(name,dom,tl)+params+'">'+display+'</a>');
}
function e(name, dom, tl)
{
	var s = name+a_;
	if (tl!=-2)
	{
		s+= dom;
		if (tl>=0)
			s+= d_+tld_[tl];
	}
	else
		s+= swapper(dom);
	return s;
}
function swapper(d)
{
	var s = "";
	for (var i=0; i<d.length; i+=2)
		if (i+1==d.length)
			s+= d.charAt(i)
		else
			s+= d.charAt(i+1)+d.charAt(i);
	return s.replace(/\?/g,'.');
}