var x0=0,y0=0,x1=0,y1=0;
var offx=6,offy=6;
var moveable=false;
var hover='orange',normal='slategray';//color;
var index=10000;//z-index;
//开始拖动;
function startDrag(obj)
{
//锁定标题栏;
obj.setCapture();
//定义对象;
var win = obj.parentNode;
var sha = win.nextSibling;
//记录鼠标和层位置;
x0 = event.clientX;
y0 = event.clientY;
x1 = parseInt(win.style.left);
y1 = parseInt(win.style.top);
//记录颜色;
normal = obj.style.backgroundColor;
//改变风格;
obj.style.backgroundColor = hover;
win.style.borderColor = hover;
obj.nextSibling.style.color = hover;
sha.style.left = x1 + offx;
sha.style.top = y1 + offy;
moveable = true;
}
//拖动;
function drag(obj)
{
var win = obj.parentNode;
var sha = win.nextSibling;
if(moveable)
{
 win.style.left = x1 + event.clientX - x0;
 win.style.top = y1 + event.clientY - y0;
 sha.style.left = parseInt(win.style.left) + offx;
 sha.style.top = parseInt(win.style.top) + offy;
}
}
//停止拖动;
function stopDrag(obj)
{
var win = obj.parentNode;
var sha = win.nextSibling;
win.style.borderColor = normal;
obj.style.backgroundColor = normal;
obj.nextSibling.style.color = normal;
sha.style.left = obj.parentNode.style.left;
sha.style.top = obj.parentNode.style.top;
//放开标题栏;
obj.releaseCapture();
moveable = false;
}
//获得焦点;
function getFocus(obj)
{
index = index + 2;
var idx = index;
obj.style.zIndex=idx;
obj.nextSibling.style.zIndex=idx-1;
}
function min(obj)
{
var win = obj.parentNode.parentNode;
var sha = win.nextSibling;
var tit = obj.parentNode;
var msg = tit.nextSibling;
var flg = msg.style.display=="none";
if(flg)
{
 win.style.height = parseInt(msg.style.height) + parseInt(tit.style.height) + 2*2;
 sha.style.height = win.style.height;
 msg.style.display = "block";
 obj.innerHTML = "0";
}
else
{
 win.style.height = parseInt(tit.style.height) + 2*2;
 sha.style.height = win.style.height;
 obj.innerHTML = "2";
 msg.style.display = "none";
}
}
function cls(obj)
{
var win = obj;
var sha = win.nextSibling;
win.style.visibility = "hidden";
sha.style.visibility = "hidden";
}
//创建一个对象;
function xWin(id,w,h,l,t,tit,msg)
{
index = index+2;
this.id   = id;
this.width  = w;
this.height = h;
this.left  = l;
this.top   = t;
this.zIndex = index;
this.title  = tit;
this.message = msg;
this.obj   = null;
this.bulid  = bulid;
this.bulid();
}
//初始化;
function bulid()
{
	var divId = 'xMsg'+this.id;
	var obj = document.getElementById(divId);
	var str="";
	if (obj == null){
		 str=
		   "<div id=xMsg" + this.id + " "
		 + "style='"
		 + "z-index:" + this.zIndex + ";"
		 + "width:" + this.width + ";"
		 + "height:" + this.height + ";"
		 + "left:" + this.left + ";"
		 + "top:" + this.top + ";"
		 + "background-color:" + normal + ";"
		 + "color:" + normal + ";"
		 + "font-size:11px;"
		 + "font-family:Verdana;"
		 + "position:absolute;"
		 + "cursor:default;"
		 + "border:2px solid " + normal + ";"
		 + "' "
		 + ">"
	 }
	 str = str 
		  + "<div "
		  + "style='"
		  + "background-color:" + normal + ";"
		  + "width:" + (this.width-2*2) + ";"
		  + "height:20;"
		  + "color:white;"
		  + "' "
		  + ">"
		  + "<span style='width:" + (this.width-2*12-4) + ";padding-left:3px;'>" + this.title + "</span>"
		  + "<span style='width:12;border-width:0px;color:white;font-family:webdings;' >0</span>"
		  + "</div>"
		  + "<div style='"
		  + "width:100%;"
		  + "height:" + (this.height-20-4) + ";"
		  + "background-color:white;"
		  + "line-height:14px;"
		  + "word-break:break-all;"
		  + "padding:3px;"
		  + "'>" + this.message 
		  + "</div>"
	if (obj == null)
		str=str+"</div>";
	
	
	if(obj==null)
		document.body.insertAdjacentHTML("beforeEnd",str);
	else{
		obj.innerHTML = str ;
		obj.style.display = "block" ;
	}
}