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,mrtop,width)
{
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
//y:window.screen.height*0.5-100
x:window.screen.width*0.5-width*0.5,y:mrtop
};
}
//弹出方法
function showMessageBox(wTitle,content,pos,wWidth,url)
{
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;position:absolute;background:#000000;width:"+bWidth+"px;height:"+bHeight+"px;";
styleStr+=(isIe)?"filter:alpha(opacity=0);":"opacity:0;";
back.style.cssText=styleStr;
document.body.appendChild(back);
showBackground(back,50);
var mesW=document.createElement("div");
mesW.id="mesWindow";
mesW.className="mesWindow";
mesW.innerHTML="<div class='mesWindowContent'><div class='mesWindowTop'><span>"+wTitle+"</span><img src='images/close.gif' onclick='closeWindow();' /></div><div class='mesWindowContent' id='mesWindowContent'>"+content+"</div><div class='mesWindowBottom'></div></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);
document.getElementById("in_iframe").refresh;
}
//让背景渐渐变暗
function showBackground(obj,endInt)
{
if(isIe)
{
obj.filters.alpha.opacity+=10;
if(obj.filters.alpha.opacity<endInt)
{
setTimeout(function(){showBackground(obj,endInt)},5);
}
}else{
var al=parseFloat(obj.style.opacity);al+=0.05;
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(url,title,mrtop,width,ev)
{
var ifwidth=width-10;
var objPos = mousePosition(ev,mrtop,width);
messContent="<div><iframe id='in_iframe' src='"+url+"' frameborder='0' width='"+ifwidth+"' height='340' marginwidth='0' marginheight='0' scrolling='auto' style='border:0' allowTransparency='true'></iframe></div>";
showMessageBox(title,messContent,objPos,width,url);
}