var as = [];
var curr_index = 0;
var duration = 2000;
var stop_duration = 6000;
var start_o = 0;
var end_o = 1;


function initPage()
{

	var _right = document.getElementById('right-column');
	
	if(_right && _right.className == "right-column-home")
	{	
		as = _right.getElementsByTagName('a');
		for(i = 0; i < as.length; i++)
		{
			as[i]._index = i;
			if(i == as.length - 1)
			{
				as[i].style.display = 'block';
			}
		}
		curr_index = as.length - 1;
		_switch(true);
	}
	
	
}


function _switch(_start)
{
	var as_cnt = as.length;
	if(as_cnt > 1)
	{
		if(!_start)
		{
			var next_index = curr_index + 1;
			if(next_index == as_cnt) next_index = 0;
	
			var _opacity1 = new fx.Styles( as[curr_index], {duration: duration,
				
				onStart: function(){this.element.style.display = 'block';},
				onComplete: function(){this.element.style.display = 'none';}			
				
				});
		
			_opacity1.custom({'opacity': [end_o,start_o]});
	
			var _opacity2 = new fx.Styles( as[next_index], {duration: duration,
				
				onStart: function(){this.element.style.display = 'block';},
				onComplete: function(){this.element.style.display = 'block';}			
				
				});
		
			_opacity2.set({'opacity': start_o});
			_opacity2.custom({'opacity': [start_o,end_o]});
	
			 curr_index = next_index;
		}
		setTimeout('_switch(false)',duration + stop_duration);
		
	}
}

if (window.attachEvent){
	window.attachEvent("onload", initPage);
	}
else if (window.addEventListener){
	window.addEventListener("load", initPage, false);
	}