/*-----------------------------------------------------------
User interface - rollovers

This script contains all the code needed to manage the key
rollover states on the navigation

version: 	1.0
author: 	Robin Layfield
date:		06-June-2006
email: 		Robin@Karyx.co.uk
website:	http://www.karyx.co.uk
-------------------------------------------------------------*/

/* image declarations */
homeon 				= new Image(80,34);
homeon.src			= "/images/nav/home_on.gif";
homeoff 			= new Image(80,34);
homeoff.src			= "/images/nav/home_off.gif";

whoon				= new Image(117,34)
whoon.src			= "/images/nav/whoweare_on.gif";
whooff 				= new Image(117,34);
whooff.src			= "/images/nav/whoweare_off.gif";

talkon				= new Image(129,34);
talkon.src			= "/images/nav/talktokaryx_on.gif";
talkoff				= new Image(129,34);
talkoff.src			= "/images/nav/talktokaryx_off.gif";

whaton				= new Image(118,34);
whaton.src			= "/images/nav/whatwedo_on.gif";
whatoff				= new Image(118,34);
whatoff.src			= "/images/nav/whatwedo_off.gif";

whyon				= new Image(115,34);
whyon.src			= "/images/nav/whykaryx_on.gif";
whyoff				= new Image(115,34);
whyoff.src			= "/images/nav/whykaryx_off.gif";

medicalon			= new Image(132,34);
medicalon.src		= "/images/nav/karyxmedical_on.gif";
medicaloff			= new Image(132,34);
medicaloff.src		= "/images/nav/karyxmedical_off.gif";

pfolioon			= new Image(108,34);
pfolioon.src		= "/images/nav/portfolio_on.gif";
pfoliooff			= new Image(108,34);
pfoliooff.src		= "/images/nav/portfolio_off.gif";

/* rollover / rolloff functions */
function rollover(imgName){ document.getElementById(imgName).src = eval(imgName + "on.src"); }
function rolloff(imgName){ document.getElementById(imgName).src = eval(imgName + "off.src"); }

/* image swap function for portfolio element pages */
function swap(imgName, lnktag){ 
	document.getElementById("scr").className="whiteback";
	document.getElementById("brd").className="whiteback";
	document.getElementById("prt").className="whiteback";
	lnktag.className="redback";
	document.getElementById("pf_pic").src = eval(imgName + ".src"); 
}

/* pop-up link opener */
function win(url){
	myWindow = window.open(url,"external","width=860,height=660,scrollbars=yes");	
	myWindow.focus();
}