// JavaScript Document
var isIe=(document.all)?true:false;
//设置select的可见状态
function setSelectState(state)
{
var objl=document.getElementsByTagName('select');
for(var i=0;i<objl.length;i++)
{
objl[i].style.visibility=state;
}
}
function mousePosition(ev)
{
if(ev.pageX || ev.pageY)
{
return {x:ev.pageX, y:ev.pageY};
}
return {
x:ev.clientX + document.body.scrollLeft - document.body.clientLeft,y:ev.clientY + document.body.scrollTop - document.body.clientTop
};
}
//弹出方法
function showMessageBox(wTitle,content,pos,wWidth)
{
closeWindow();
var bWidth=parseInt(document.documentElement.scrollWidth);
var bHeight=parseInt(document.documentElement.scrollHeight);
if(isIe){
setSelectState('hidden');}
var back=document.createElement("div");
back.id="back";
var styleStr="top:0px;left:0px;bottom:0px;right:0px;position:absolute;background:#CCCCCC;width:"+bWidth+"px;height:"+bHeight+"px;";
styleStr+=(isIe)?"filter:alpha(opacity=0);":"opacity:0;";
back.style.cssText=styleStr;
document.body.appendChild(back);
showBackground(back,60);
var mesW=document.createElement("div");
mesW.id="mesWindow";
mesW.className="mesWindow";
mesW.innerHTML="<div  class='opentitle'><table height='100%' class='shui'><tr><td width='80%'><font color='#FFFFFF'>"+wTitle+"</font></td><td align='right' width='20%'><input type='button' onclick='closeWindow();' title='关闭窗口' class='close' value='关闭' /></td></tr></table></div><div class='opencontent' id='mesWindowContent'>"+content+"</div><div class='mesWindowBottom'></div>";
styleStr="left:"+(((pos.x-wWidth)>0)?(pos.x-wWidth):pos.x)+"px;top:"+(pos.y)+"px;position:absolute;width:"+wWidth+"px;";
mesW.style.cssText=styleStr;
document.body.appendChild(mesW);
}
//让背景渐渐变暗
function showBackground(obj,endInt)
{
if(isIe)
{
obj.filters.alpha.opacity+=1;
if(obj.filters.alpha.opacity<endInt)
{
setTimeout(function(){showBackground(obj,endInt)},5);
}
}else{
var al=parseFloat(obj.style.opacity);al+=0.01;
obj.style.opacity=al;
if(al<(endInt/100))
{setTimeout(function(){showBackground(obj,endInt)},5);}
}
}
//关闭窗口
function closeWindow()
{
if(document.getElementById('back')!=null)
{
document.getElementById('back').parentNode.removeChild(document.getElementById('back'));
}
if(document.getElementById('mesWindow')!=null)
{
document.getElementById('mesWindow').parentNode.removeChild(document.getElementById('mesWindow'));
}
if(isIe){
setSelectState('');}
}
//测试弹出
function testMessageBox(ev)
{
var objPos = mousePosition(ev);
messContent="<div class='openjs'><form name='myform' action='Serdt.asp?action=checklogin' method='post'>请输入用户：<input name='username' type='text' style='width:100px' class='input'><BR><BR>请输入密码：<input name='password' type='password' style='width:100px' class='input'><BR><BR><input type='submit' name='send' value='登陆' class='input'>&nbsp;&nbsp;<input type='reset' name='reset' value='清除' class='input'></form></div>";
showMessageBox('对不起，请先登陆',messContent,objPos,300);
}