function init_tabs(){
	var divs = document.getElementsByTagName('DIV');
	var t_head, t_bodies, as, q, i;
	for(q in divs){
		if(divs[q].className == 'tabs'){
			t_head = divs[q].getElementsByTagName('UL')[0];
			t_bodies = divs[q].getElementsByTagName('DIV')[0];
			as = t_head.getElementsByTagName('A');
			for(i in as)
				as[i].onclick = get_tab_click(as[i]);
			as[0].onclick();
		}
	}
}
function tab_click(tab){
	var as = tab.parentNode.parentNode.getElementsByTagName('A');
	var l, i, id;
	if(as){
		l = as.length;
		for(i = 0; i < l; i++){
			id = as[i].href.substr(as[i].href.indexOf('#') + 1);
			if(as[i] == tab){
				as[i].className = 'active_tab';
				document.getElementById(id).style.display = 'block';
				as[i].blur();
			}
			else{
				as[i].className = '';
				document.getElementById(id).style.display = 'none';
			}
		}
	}
}
function get_tab_click(el){
	return function(){
		tab_click(el);
		return false;
	};
}