// JavaScript Document
function visible(url){
if(url != 'home'){
document.getElementById('home').style.visibility ='hidden';
document.getElementById('home').style.display ='none';
}
if(url != 'work'){
document.getElementById('work').style.visibility ='hidden';
document.getElementById('work').style.display ='none';
}
if(url != 'gallery'){
document.getElementById('gallery').style.visibility ='hidden';
document.getElementById('gallery').style.display ='none';
}
if(url != 'contact'){
document.getElementById('contact').style.visibility ='hidden';
document.getElementById('contact').style.display ='none';
}
document.getElementById(url).style.visibility ='visible';
document.getElementById(url).style.display ='block';
}