//公共脚本文件 main.js
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 removeevent(obj, evttype, func, cap) {
	cap = cap || false;
	if (obj.removeeventlistener) {
		obj.removeeventlistener(evttype, func, cap);
		return true;
	} else if (obj.detachevent) {
		if (cap) {
			obj.releasecapture();
			return true;
		} else {
			return obj.detachevent("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;
}
//广告脚本文件 admove.js
/*
例子
<div id="div2">
***** content ******
</div>
var ad=new admove("div2");
ad.run();
*/
var admoveconfig = new object();
admoveconfig.isinitialized = false;
admoveconfig.adcount = 0;
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, addclosebutton) {
	if (!admoveconfig.isinitialized) {
		admoveconfig.resize();
		admoveconfig.isinitialized = true;
	}
	admoveconfig.adcount++;
	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;
	if (addclosebutton) {
		var closebtn = document.createelement("div");
		obj.appendchild(closebtn);

		closebtn.onclick = function() {
			obj.style.display = "none";
			clearinterval(interval);
			closebtn.onclick = null;
			obj.onmouseover = null;
			obj.onmouseout = null;
			obj.movehandler = null;
			admoveconfig.adcount--;
			if (admoveconfig.adcount <= 0) {
				removeevent(window, "resize", admoveconfig.resize);
				removeevent(window, "scroll", admoveconfig.scroll);
				admoveconfig.resize = null;
				admoveconfig.scroll = null;
				admoveconfig = null;
			}
		}
	}
	obj.movehandler = 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.setlocation = function(vx, vy) {
		x = vx;
		y = vy;
	}
	this.setdirection = function(vx, vy) {
		dirx = vx;
		diry = vy;
	}
	this.run = function() {
		var delay = 10;
		interval = setinterval(obj.movehandler, delay);
		obj.onmouseover = function() {
			clearinterval(interval);
		}
		obj.onmouseout = function() {
			interval = setinterval(obj.movehandler, delay);
		}
	}
}