var n=80;//alpha 初始值
var winshowed=false;//标识窗口是否已经打开
var winshowed0=false;
var msgshowed=false;
var sysshowed=false;

function GetvMnuCode(sty,nam,src,wid,hei){
	if (sty=="green"){//绿色界面
		substr1 = "<table border=1 bordercolor='#E3FFC8'  cellspacing=0><tr><td  background='pic/win_top.gif' height=26>&nbsp;</td></tr><tr><td><iframe id="+nam+" name="+nam+" style='border:0px solid;' src="+src+" width="+wid+" height="+hei+"></iframe></td></tr><tr><td  background='pic/win_bottom.gif' height=26>&nbsp;</td></tr></table>";}
	if (sty=="wood"){//木质界面
		substr1="<table border=3 bordercolor='green' bordercolordark='green'><tr><td><iframe id="+nam+" name="+nam+" style='border:0 px solid;' src="+src+" width="+wid+" height="+hei+" ></frame></td></tr></table>";}
	return substr1;
}

function ShowWin(w,h,s) {
	if (winshowed==true) 
	{
		q = confirm("窗口中有页面正在运行,要关闭原窗口?");
		if (q!=0)
			CloseWin();
		else
			return;
	}
	var window_top = (screen.height-h)/2-90;
	if (window_top <=0) window_top = 0;
    var window_left = (screen.width-w)/2-70;
	vMnuCode = GetvMnuCode("wood","win",s,w,h)
	
	winDiv.innerHTML = vMnuCode;
	winDiv.style.top = window_top;
	winDiv.style.left = window_left;
	winDiv.style.visibility = "visible";
	winshowed=true;
}
function CloseWin(){
	winDiv.style.visibility = "hidden";
	winDiv.innerHTML = "";
	winshowed=false;
}