if (navigator.platform == "Win32" && navigator.appName == "Microsoft Internet Explorer" && window.attachEvent)
{
    if(navigator.userAgent.indexOf("MSIE 6.0")>-1)
    {
        window.attachEvent("onload", enableAlphaImages);
    }
}

function enableAlphaImages()
{
    var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
    var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);
    if (itsAllGood) {
    for (var i=0; i<document.all.length; i++){
    var obj = document.all[i];
    var bg = obj.currentStyle.backgroundImage;    
    var img = document.images[i];
    if (bg && bg.match(/\.png/i) != null) {
    var img = bg.substring(5,bg.length-2);    
    var offset = obj.style["background-position"];
    obj.style.filter =
    "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+img+"', sizingMethod='crop')";
    obj.style.backgroundImage = "url('/images/pngfix.gif')";//替换透明PNG的图片
    obj.style["background-position"] = offset; // reapply
    } else if (img && img.src.match(/\.png$/i) != null) {
    var src = img.src;
    img.style.width = img.width + "px";
    img.style.height = img.height + "px";
    img.style.filter =
    "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+src+"', sizingMethod='crop')"
    img.src = "/images/pngfix.gif";//替换透明PNG的图片
    }
    }
    }
}

function CasOrder(state)
{
    switch(state)
    {
        case 0:
        document.getElementById("sty22").style.display = "";
        break;
        case 1:
        document.getElementById("sty22").style.display = "none";
        break;
    }    
}
function Hidediv1(){//返回的事件，点返回两者都不显示；
	document.getElementById("div1").style.display="none";
}
function Hidediv(obj){//返回的事件，点返回两者都不显示；
	document.getElementById(obj).style.display="none";
}
function ynh(byid)
{
	document.getElementById(byid).style.display="block";
}
function sh(obj)
{
    if(document.getElementById("_cnt").className == "cnthide")    
    {
        document.getElementById("_cnt").className = "cntshowall"
        document.getElementById(obj).innerHTML = "收起来";
    }
    else
    {
        document.getElementById("_cnt").className = "cnthide" 
        document.getElementById(obj).innerHTML = "...更多";   
    }
    
}