window.onload = function()
{
	ddown();
	so_init();
}
function noError()
{return true;}
window.onerror = noError;
function slideSwitch() 
{
    var $active = $('#bannerbox IMG.active');
    if ( $active.length == 0 ) $active = $('#bannerbox IMG:last');
    var $next =  $active.next().length ? $active.next()
        : $('#bannerbox IMG:first');
    $active.addClass('last-active');
    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 1000, function() {
            $active.removeClass('active last-active');
     });
}
$(function()
{
    setInterval( "slideSwitch()", 5000 );
});

/*dropdown*/
function ddown(id) {
var xx = document.getElementById(id);
	for (var mnu = 1; mnu<=10; mnu++) 
	{
		if (document.getElementById('smenu'+mnu)) {document.getElementById('smenu'+mnu).style.display='none';}
	}
	if (xx) {xx.style.display='block';}

}
var d=document, imgs = new Array(), zInterval = null, current=0, pause=false;
function so_init()
{

	if(!d.getElementById || !d.createElement)return;
	imgs = d.getElementById('b_left').getElementsByTagName('img');
	for(i=1;i<imgs.length;i++) imgs[i].xOpacity = 0;
	imgs[0].style.display = 'block';
	imgs[0].xOpacity = .99;
	setTimeout(so_xfade,3600);
}
function so_xfade()
{
	cOpacity = imgs[current].xOpacity;
	nIndex = imgs[current+1]?current+1:0;
	nOpacity = imgs[nIndex].xOpacity;

	cOpacity-=.05;
	nOpacity+=.05;

	imgs[nIndex].style.display = 'block';
	imgs[current].xOpacity = cOpacity;
	imgs[nIndex].xOpacity = nOpacity;

	setOpacity(imgs[current]);
	setOpacity(imgs[nIndex]);

	if(cOpacity<=0)
	{
		imgs[current].style.display = 'none';
		current = nIndex;
		setTimeout(so_xfade,3600);
	}
	else
	{
		setTimeout(so_xfade,50);
	}

	function setOpacity(obj)
	{
		if(obj.xOpacity>.99)
		{
			obj.xOpacity = .99;
			return;
		}

		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = 'alpha(opacity=' + (obj.xOpacity*100) + ')';
	}
}