var twitterScroll = function()
{
	////$('#stuff').html('TSTSTSTS');

	var twi_mouse_ev = $('#twitterBox').data('event');
	if(twi_mouse_ev == null)return;

	var b_ini = 0;
	if($.browser.mozilla)b_ini = 553;
	else if($.browser.msie)
	{
		if($.browser.version != 7)b_ini = 550;
			else b_ini = 340;
	}//else if ie
	else b_ini = 663;

	var pos_y = twi_mouse_ev.clientY - b_ini;

	if(pos_y < 0)return;

    var h = $('#twitterBox').height();
    var hh = h / 2; //metade da altura

    var st = $('#twitterBox').scrollTop();
    var spd = 15;

    if(pos_y < hh)
    {
    	spd = (((pos_y / hh) * spd) - spd) * -1;
    	st -= spd;
    }//if upper half
    else
    {
    	spd = ((pos_y / hh) * spd) - spd;
    	st += spd;
    }//else looooow

    //$('#stuffb').html('BI ' + b_ini + 'PY ' + pos_y + ' HH ' + hh  + ' = ' + spd);
    $('#twitterBox').scrollTop(st);
}//twitterScroll

var updateTwitterMouse = function(e)
{
	//$('#stuff').html(e.clientY);

	$('#twitterBox').data('event', e);
}//updateTwitterMouse

var startTwitterScroll = function()
{
	//$('#stuff').html('START TS');
	var player = getFlash("playerHome");
	if(player != undefined && player != null)player.pause();

	$('#twtnews').mousemove(updateTwitterMouse);
	$('#twitterBox').everyTime(25, twitterScroll);
}//startTwitterScroll

var stopTwitterScroll = function()
{
	//$('#stuff').html('STOP TS');

	$('#twitterBox').data('event', null);
	$('#twtnews').unbind('mousemove', updateTwitterMouse);
	$('#twitterBox').stopTime();
}//stopTwitterScroll

$(document).ready(function(){
	$('#twitterBox').data('event', null);

	$('#twtnews').bind('mouseenter', startTwitterScroll);
	$('#twtnews').bind('mouseleave', stopTwitterScroll);
});