function showandhide(h_id, hon_class, hout_class, c_id, totalnumber, activeno) {
    var h_id, hon_id, hout_id, c_id, totalnumber, activeno;
    for (var i = 1; i <= totalnumber; i++) {
        document.getElementById(c_id + i).style.display = 'none';
        document.getElementById(h_id + i).className = hout_class;
    }
    document.getElementById(c_id + activeno).style.display = 'block';
    document.getElementById(h_id + activeno).className = hon_class;
}
var tips;
var theTop = 40;
var old = theTop;
function initFloatTips() {
    tips = document.getElementById('divQQbox');
    moveTips();
}
function moveTips() {
    var tt = 100;
    if (window.innerHeight) {
        pos = window.pageYOffset
    } else if (document.documentElement && document.documentElement.scrollTop) {
        pos = document.documentElement.scrollTop
    } else if (document.body) {
        pos = document.body.scrollTop;
    }
    pos = pos - tips.offsetTop + theTop;
    pos = tips.offsetTop + pos / 5;
    if (pos < theTop) {
        pos = theTop;
    }
    if (pos != old) {
        tips.style.top = pos + "px";
        tt = 10;  //alert(tips.style.top);  
    }
    old = pos;
    setTimeout(moveTips, tt);
}
initFloatTips();
if (typeof (HTMLElement) != "undefined")    //firefox定义contains()方法，ie下不起作用
{
    HTMLElement.prototype.contains = function(obj) {
        while (obj != null && typeof (obj.tagName) != "undefind") {
            if (obj == this) return true;
            obj = obj.parentNode;
        }
        return false;
    }
}
function show() {
    document.getElementById("meumid").style.display = "none"
    document.getElementById("contentid").style.display = "block"
}
function hideMsgBox(theEvent) {
    if (theEvent) {
        var browser = navigator.userAgent;
        if (browser.indexOf("Firefox") > 0) {  //如果是Firefox
            if (document.getElementById("contentid").contains(theEvent.relatedTarget)) {
                return
            }
        }
        if (browser.indexOf("MSIE") > 0 || browser.indexOf("Presto") >= 0) {
            if (document.getElementById('contentid').contains(event.toElement)) {
                return;
            }
        }
    }
    document.getElementById("meumid").style.display = "block";
    document.getElementById("contentid").style.display = "none";
}function m_on (id) {
	id.className="on"
}
function m_out (id) {
	id.className="out"
}