function sAlert(pagename,url,hall){ 
var str="test弹窗效果trybb.com";
var msgw,msgh,bordercolor;   
msgw=700;//提示窗口的宽度   
msgh=hall+40;//提示窗口的高度   
titleheight=25 //提示窗口标题高度   
bordercolor="#e1f6ff";//提示窗口的边框颜色   
titlecolor="#e1f6ff";//提示窗口的标题颜色  

var sWidth,sHeight;   
sWidth=screen.width+100;   
sHeight=document.body.clientHeight;

var bgObj=document.createElement("div");   
bgObj.setAttribute('id','bgDiv');   
bgObj.style.position="absolute";   
bgObj.style.top="0";   
bgObj.style.background="#cccccc";   
bgObj.style.filter="progid:DXImageTransform.Microsoft.Alpha(style=3,opacity=25,finishOpacity=75";   
bgObj.style.opacity="0.6";   
bgObj.style.left="0";   
bgObj.style.width=sWidth + "px";   
bgObj.style.height=sHeight + "px";   
bgObj.style.zIndex = "10000";   
document.body.appendChild(bgObj);  

var msgObj=document.createElement("div")   
msgObj.setAttribute("id","msgDiv");   
msgObj.setAttribute("align","center");   
msgObj.style.background="white";   
msgObj.style.border="1px solid " + bordercolor;   
msgObj.style.position = "absolute";   
msgObj.style.left = "50%";   
msgObj.style.top = "50%";   
msgObj.style.font="0px/1.6em Verdana, Geneva, Arial, Helvetica, sans-serif";   
msgObj.style.marginLeft = "-325px" ;   
msgObj.style.marginTop = -75+document.documentElement.scrollTop+"px";   
msgObj.style.width = msgw + "px";   
msgObj.style.height =msgh + "px";   
msgObj.style.textAlign = "center";   
msgObj.style.lineHeight ="30px";   
msgObj.style.zIndex = "10001";  

var title=document.createElement("h4");   
title.setAttribute("id","msgTitle");   
title.setAttribute("align","right");   
title.style.margin="0";   
title.style.padding="3px";   
title.style.background=bordercolor;   
title.style.filter="progid:DXImageTransform.Microsoft.Alpha(startX=20, startY=20, finishX=100, finishY=100,style=1,opacity=75,finishOpacity=100);";   
title.style.opacity="0.75";   
title.style.border="1px solid " + bordercolor;   
title.style.height="18px";   
title.style.font="12px Verdana, Geneva, Arial, Helvetica, sans-serif";   
title.style.color="black";   
title.style.cursor="pointer";   
title.innerHTML="关闭";   
title.onclick=function(){   
document.body.removeChild(bgObj);   
document.getElementById("msgDiv").removeChild(title);   
document.body.removeChild(msgObj);   
}   
document.body.appendChild(msgObj);   
document.getElementById("msgDiv").appendChild(title);   
var txt=document.createElement("p");   
txt.style.margin="1em 0" 
txt.setAttribute("id","msgTxt");   
txt.innerHTML="<iframe scrolling=\"no\" frameborder=\"0\" id=\"ifr\" name=\"ifr\" width=\"100%\" height=\""+hall+"\" src=\"./"+pagename+"?ID="+url+"\"></iframe>";  
document.getElementById("msgDiv").appendChild(txt);   
} 

function messageAlert(pagename,url){ 
var str="test弹窗效果trybb.com";
var msgw,msgh,bordercolor;   
msgw=600;//提示窗口的宽度   
msgh=200;//提示窗口的高度   
titleheight=25 //提示窗口标题高度   
bordercolor="#e1f6ff";//提示窗口的边框颜色   
titlecolor="#e1f6ff";//提示窗口的标题颜色  

var sWidth,sHeight;   
sWidth=screen.width;   
sHeight=screen.height;  

var bgObj=document.createElement("div");   
bgObj.setAttribute('id','bgDiv');   
bgObj.style.position="absolute";   
bgObj.style.top="0";   
bgObj.style.background="#cccccc";   
bgObj.style.filter="progid:DXImageTransform.Microsoft.Alpha(style=3,opacity=25,finishOpacity=75";   
bgObj.style.opacity="0.6";   
bgObj.style.left="0";   
bgObj.style.width=sWidth + "px";   
bgObj.style.height=sHeight + "px";   
bgObj.style.zIndex = "10000";   
document.body.appendChild(bgObj);  

var msgObj=document.createElement("div")   
msgObj.setAttribute("id","msgDiv");   
msgObj.setAttribute("align","center");   
msgObj.style.background="white";   
msgObj.style.border="1px solid " + bordercolor;   
msgObj.style.position = "absolute";   
msgObj.style.left = "50%";   
msgObj.style.top = "50%";   
msgObj.style.font="0px/1.6em Verdana, Geneva, Arial, Helvetica, sans-serif";   
msgObj.style.marginLeft = "-225px" ;   
msgObj.style.marginTop = -75+document.documentElement.scrollTop+"px";   
msgObj.style.width = msgw + "px";   
msgObj.style.height =msgh + "px";   
msgObj.style.textAlign = "center";   
msgObj.style.lineHeight ="25px";   
msgObj.style.zIndex = "10001";  

var title=document.createElement("h4");   
title.setAttribute("id","msgTitle");   
title.setAttribute("align","right");   
title.style.margin="0";   
title.style.padding="3px";   
title.style.background=bordercolor;   
title.style.filter="progid:DXImageTransform.Microsoft.Alpha(startX=20, startY=20, finishX=100, finishY=100,style=1,opacity=75,finishOpacity=100);";   
title.style.opacity="0.75";   
title.style.border="1px solid " + bordercolor;   
title.style.height="18px";   
title.style.font="12px Verdana, Geneva, Arial, Helvetica, sans-serif";   
title.style.color="white";   
title.style.cursor="pointer";   
title.innerHTML="关闭";   
title.onclick=function(){   
document.body.removeChild(bgObj);   
document.getElementById("msgDiv").removeChild(title);   
document.body.removeChild(msgObj);   
}   
document.body.appendChild(msgObj);   
document.getElementById("msgDiv").appendChild(title);   
var txt=document.createElement("p");   
txt.style.margin="1em 0" 
txt.setAttribute("id","msgTxt");   
txt.innerHTML="<iframe scrolling=\"no\" frameborder=\"0\" id=\"ifr\" name=\"ifr\" width=\"100%\" height=\"160\" src=\"./"+pagename+"?username="+url+"\"></iframe>";  
document.getElementById("msgDiv").appendChild(txt);   
}