function lightBox(){
		var feedback = document.getElementById('feedback'); 
		if(feedback.className=='hidden'){
			feedback.className='';	
		} else {
			feedback.className='hidden';	
		}
}

function initlightBox(){
	if(document.getElementById('feedback') && document.getElementById('emailLink') && document.getElementById('closeLink') && document.getElementById('contact')){
		document.getElementById('emailLink').onclick=function(){
			lightBox();
			return false;
		}
		document.getElementById('closeLink').onclick=function(){
			lightBox();
			return false;
		}
	}
}