var URL = "../../images/";

//Main navigation images
var defaultLine      = URL + 'defaultLine.gif';
var homeON           = URL + 'homeON.gif';
var homeOFF          = URL + 'homeOFF.gif';
var homeLine         = URL + 'servicesLine.gif';
var servicesON       = URL + 'servicesON.gif';
var servicesOFF      = URL + 'servicesOFF.gif';
var servicesLine     = URL + 'attorneysLine.gif';
var consultationON   = URL + 'consultationON.gif';
var consultationOFF  = URL + 'consultationOFF.gif';
var consultationLine = URL + 'consultationLine.gif';
var contactUsON    		= URL + 'contactUsON.gif';
var contactUsOFF   		= URL + 'contactUsOFF.gif';
var contactUsLine   	= URL + 'contactUsLine.gif';

function loadImage(img){
    result = new Image();
    result.src = img;
    return result;
}

function preLoadImages(){
    if(document.images){
        img2ON = loadImage(homeON);
        img21N = loadImage(homeLine);
        img1ON = loadImage(servicesON);
        img11N = loadImage(servicesLine);
        img3ON = loadImage(consultationON);
        img31N = loadImage(consultationLine);
        img5ON = loadImage(contactUsON);
        img51N = loadImage(contactUsLine);
    }
}

function imgRestore(img){
    if(document.images){    
        document[img].src = eval(img + "OFF");
        document['Line'].src = defaultLine;
        return true;  
    }
}

function imgSwap(img){
    if(document.images){
        document[img].src = eval(img + "ON");
        document['Line'].src = eval(img + "Line");
        return true;
    }
}