Facebook events get users list

FacebookEventGetUsersList.js

if (!all_list)
{
	var all_list = []; 
}
var	pattern_search = '.fsl.fwb.fcb a';
var	current_list = [];
var links = $$(pattern_search); 
var	value;
var i = 0; 
while (i < links.length) 
{ 
	value = links[i].innerHTML;
	if (all_list.indexOf(value) > -1)
	{
		i++;
		continue;
	}
	all_list.push(value); 
	current_list.push(value);
	i++;
} 
alert(current_list.join('\n'));