/*
	广告 jquery
	clearfix ibw
*/

// 弹出广告
function popup(){
	var adw = $('#popup').width();
	var adh = $('#popup').height();
	var boh = $(document).height();
	$('#popup').css({'marginleft':-0.5*adw,'margintop':-0.5*adh});
	$('#ad_shadow').css('height',boh);

	$('.ad_closed').click(function(){
		$('#popup,#ad_shadow').remove();
	});
}

// 漂浮广告
function addevent(obj, evttype, func, cap) {
    cap = cap || false;
    if (obj.addeventlistener) {
        obj.addeventlistener(evttype, func, cap);
        return true;
    } else if (obj.attachevent) {
        if (cap) {
            obj.setcapture();
            return true;
        } else {
            return obj.attachevent("on" + evttype, func);
        }
    } else {
        return false;
    }
}

function getpagescroll() {
    var xscroll, yscroll;
    if (self.pagexoffset) {
        xscroll = self.pagexoffset;
    } else if (document.documentelement && document.documentelement.scrollleft) {
        xscroll = document.documentelement.scrollleft;
    } else if (document.body) {
        xscroll = document.body.scrollleft;
    }
    if (self.pageyoffset) {
        yscroll = self.pageyoffset;
    } else if (document.documentelement && document.documentelement.scrolltop) {
        yscroll = document.documentelement.scrolltop;
    } else if (document.body) {
        yscroll = document.body.scrolltop;
    }
    arraypagescroll = new array(xscroll, yscroll);
    return arraypagescroll;
}
function getpagesize() {
    var xscroll, yscroll;
    if (window.innerheight && window.scrollmaxy) {
        xscroll = document.body.scrollwidth;
        yscroll = window.innerheight + window.scrollmaxy;
    } else if (document.body.scrollheight > document.body.offsetheight) {
        xscroll = document.body.scrollwidth;
        yscroll = document.body.scrollheight;
    } else {
        xscroll = document.body.offsetwidth;
        yscroll = document.body.offsetheight;
    }
    var windowwidth, windowheight;
    if (self.innerheight) {
        windowwidth = self.innerwidth;
        windowheight = self.innerheight;
    } else if (document.documentelement && document.documentelement.clientheight) {
        windowwidth = document.documentelement.clientwidth;
        windowheight = document.documentelement.clientheight;
    } else if (document.body) {
        windowwidth = document.body.clientwidth;
        windowheight = document.body.clientheight;
    }
    if (yscroll < windowheight) {
        pageheight = windowheight;
    } else {
        pageheight = yscroll;
    }
    if (xscroll < windowwidth) {
        pagewidth = windowwidth;
    } else {
        pagewidth = xscroll;
    }
    arraypagesize = new array(pagewidth, pageheight, windowwidth, windowheight);
    return arraypagesize;
}

var admoveconfig = new object();
admoveconfig.isinitialized = false;
admoveconfig.scrollx = 0;
admoveconfig.scrolly = 0;
admoveconfig.movewidth = 0;
admoveconfig.moveheight = 0;
admoveconfig.resize = function() {
    var winsize = getpagesize();
    admoveconfig.movewidth = winsize[2];
    admoveconfig.moveheight = winsize[3];
    admoveconfig.scroll();
}
admoveconfig.scroll = function() {
    var winscroll = getpagescroll();
    admoveconfig.scrollx = winscroll[0];
    admoveconfig.scrolly = winscroll[1];
}
addevent(window, "resize", admoveconfig.resize);
addevent(window, "scroll", admoveconfig.scroll);
function admove(id) {
    if (!admoveconfig.isinitialized) {
        admoveconfig.resize();
        admoveconfig.isinitialized = true;
    }
    var obj = document.getelementbyid(id);
    obj.style.position = "absolute";
    var w = admoveconfig.movewidth - obj.offsetwidth;
    var h = admoveconfig.moveheight - obj.offsetheight;
    var x = w * math.random(),
    y = h * math.random();
    var rad = (math.random() + 1) * math.pi / 6;
    var kx = math.sin(rad),
    ky = math.cos(rad);
    var dirx = (math.random() < 0.5 ? 1 : -1),
    diry = (math.random() < 0.5 ? 1 : -1);
    var step = 1;
    var interval;
    this.setlocation = function(vx, vy) {
        x = vx;
        y = vy;
    }
    this.setdirection = function(vx, vy) {
        dirx = vx;
        diry = vy;
    }
    obj.custommethod = function() {
        obj.style.left = (x + admoveconfig.scrollx) + "px";
        obj.style.top = (y + admoveconfig.scrolly) + "px";
        rad = (math.random() + 1) * math.pi / 6;
        w = admoveconfig.movewidth - obj.offsetwidth;
        h = admoveconfig.moveheight - obj.offsetheight;
        x = x + step * kx * dirx;
        if (x < 0) {
            dirx = 1;
            x = 0;
            kx = math.sin(rad);
            ky = math.cos(rad);
        }
        if (x > w) {
            dirx = -1;
            x = w;
            kx = math.sin(rad);
            ky = math.cos(rad);
        }
        y = y + step * ky * diry;
        if (y < 0) {
            diry = 1;
            y = 0;
            kx = math.sin(rad);
            ky = math.cos(rad);
        }
        if (y > h) {
            diry = -1;
            y = h;
            kx = math.sin(rad);
            ky = math.cos(rad);
        }
    }
    this.run = function() {
        var delay = 10;
        interval = setinterval(obj.custommethod, delay);
        obj.onmouseover = function() {
            clearinterval(interval);
        }
        obj.onmouseout = function() {
            interval = setinterval(obj.custommethod, delay);
        }
    }
}

// 左侧门帘
function hang(){
	var h1 = $('#hangl,#hangr').height();
	var h2 = $(window).height();
	$('#hangl,#hangr').css('top',0.5*(h2-h1));
	var menuyloc = $('#hangl,#hangr').offset().top;
	$(window).scroll(function (){
		var offsettop = menuyloc + $(window).scrolltop();
		$('#hangl,#hangr').animate({top : offsettop },{ duration:600 , queue:false });
	});
	$('.ad_closed').click(function(){
		$(this).parent().remove();
	});
}

// 拉屏广告
function bigscreen(){
	var adw = $('#bigscreen').width();
	var adh = $('#bigscreen').height();
	var bow = $(document).width();
	$('#bigscreen').css('marginleft',-0.5*adw)
	$('#bigscreen').animate({height:200},1800);
	if(adw>=bow){
		$('.ad_closed').css("right",0.5*(adw-bow+30));
	}
	$('.ad_closed').click(function(){
		$(this).parent().remove();
	});
}