// JavaScript Document
function show(imagename,onpicture,biggerpicture)
{
document[imagename].src = "images/"+onpicture+".gif"; 
document.spacer.src ="images/"+biggerpicture+".gif";
}
function hide(imagename,offpicture)
{
document[imagename].src = 'images/'+offpicture+'.gif'; 
document.spacer.src = 'images/spacer.gif';
}
function shownrr(imagename,onpicture,biggerpicture)
{
document[imagename].src = "images/"+onpicture+".gif"; 
document.spacer.src ="images/"+biggerpicture+".gif";
}
function hidenrr(imagename,offpicture)
{
document[imagename].src = 'images/'+offpicture+'.gif'; 
document.spacer.src = 'images/spacernrr.gif';
}
function showexit(imagename,onpicture)
{
document[imagename].src = "images/"+onpicture+".gif"; 
}
function hideexit(imagename,offpicture)
{
document[imagename].src = 'images/'+offpicture+'.gif'; 
}
function showmain(imagename,onpicture,biggerpicture)
{
document[imagename].src = "images/"+onpicture+".gif"; 
document.spacer.src ="images/"+biggerpicture+".gif";
}
function hidemain(imagename,offpicture)
{
document[imagename].src = 'images/'+offpicture+'.gif'; 
document.spacer.src = 'images/spacermain.gif';
}