function addTabEvent(){
	var d = document.getElementById('tabs');
	var ul = d.getElementsByTagName('ul');
	var li = ul[0].getElementsByTagName('li');
	var num = li.length;
	for(i=1;i<=num;i++){
		var a = li[i-1].getElementsByTagName('a');
		if(li[i-1].className!='contact')a[0].onclick=switchTab;
	}
	
}
function switchTab(){
	var d = document.getElementById('tabs');
	var ul = d.getElementsByTagName('ul');
	var li = ul[0].getElementsByTagName('li');
	var num = li.length;
	for(i=1;i<=num;i++){
		var a = li[i-1].getElementsByTagName('a');
		a[0].className='';
		var cont = document.getElementById('tab'+i);
		cont.className='hidden';
	}
	this.className='active';
	var n = this.id.split('switch')[1];
	var cont = document.getElementById('tab'+n);
	cont.className='';
	return false;
}

function addPicEvent() {
	if(!document.getElementById('thumbs'))return false;
	ul = document.getElementById('thumbs');
	var li = ul.getElementsByTagName('li');
	var num = li.length;
	for(i=1;i<=num;i++){
		var a = li[i-1].getElementsByTagName('a');
		a[0].onclick=showPic;
	}
}
function showPic() {
	img = document.getElementById('addImage');
	var newSrc = this.href;
	img.src=newSrc;			
	return false;
}
addOnLoad(addTabEvent);
addOnLoad(addPicEvent);