memu.js

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var menuwidth='100px' //default menu width
var menubgcolor='#ffffff'  //menu bgcolor
var disappeardelay=180  
var hidemenu_onclick="yes" 


var ie4=document.all
var ns6=document.getElementById&&!document.all

if (ie4||ns6)
document.write('<div id="dropmenudiv" style="visibility:hidden;width:'+menuwidth+';background-color:'+menubgcolor+'" onMouseover="clearhidemenu()" onMouseout="dynamichide(event)"></div>')

function getposOffset(what, offsettype){
var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
var parentEl=what.offsetParent;
while (parentEl!=null){
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
parentEl=parentEl.offsetParent;
}
return totaloffset;
}


function showhide(obj, e, visible, hidden, menuwidth){
if (ie4||ns6)
dropmenuobj.style.left=dropmenuobj.style.top=-500
if (menuwidth!=""){
dropmenuobj.widthobj=dropmenuobj.style
dropmenuobj.widthobj.width=menuwidth
}
if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")
obj.visibility=visible
else if (e.type=="click")
obj.visibility=hidden
}

function iecompattest(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function clearbrowseredge(obj, whichedge){
var edgeoffset=0
if (whichedge=="rightedge"){
var windowedge=ie4 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth
}
else{
var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight
}
return edgeoffset
}

function populatemenu(what){
if (ie4||ns6)
dropmenuobj.innerHTML=what.join("")
}


function dropdownmenu(obj, e, menucontents, menuwidth){
if (window.event) event.cancelBubble=true
else if (e.stopPropagation) e.stopPropagation()
clearhidemenu()
dropmenuobj=document.getElementById? document.getElementById("dropmenudiv") : dropmenudiv
populatemenu(menucontents)

if (ie4||ns6){
showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth)
dropmenuobj.x=getposOffset(obj, "left")
dropmenuobj.y=getposOffset(obj, "top")
dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px"
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+"px"
}

return clickreturnvalue()
}

function clickreturnvalue(){
if (ie4||ns6) return false
else return true
}

function contains_ns6(a, b) {
while (b.parentNode)
if ((b = b.parentNode) == a)
return true;
return false;
}

function dynamichide(e){
if (ie4&&!dropmenuobj.contains(e.toElement))
delayhidemenu()
else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
delayhidemenu()
}

function hidemenu(e){
if (typeof dropmenuobj!="undefined"){
if (ie4||ns6)
dropmenuobj.style.visibility="hidden"
}
}

function delayhidemenu(){
if (ie4||ns6)
delayhide=setTimeout("hidemenu()",disappeardelay)
}

function clearhidemenu(){
if (typeof delayhide!="undefined")
clearTimeout(delayhide)
}

if (hidemenu_onclick=="yes")
document.onclick=hidemenu


/*-------popoco-------*/

function showmemu(obj,targetid){ 
  var target_obj=document.getElementById(targetid); 
  //if(target_obj.style.display=='none'){ 
    var target_left=0; 
    var target_top=0; 
    for(var e=obj; e; e=e.offsetParent){ 
      target_left+=e.offsetLeft;target_top+=e.offsetTop 
    } 
    target_top +=18; 
    target_obj.style.top=target_top+'px'; 
    target_obj.style.left=target_left+'px'; 
    target_obj.style.display=''; 
  //}else{ 
    //target_obj.style.display='none'; 
  //} 
} 
function closememu(obj,targetid){ 
  var target_obj=document.getElementById(targetid); 
    target_obj.style.display='none'; 

}

function setHeart(obj){
	document.getElementById("xinimg").src='images/xin/'+obj.value+'.gif'; 
}
document.write('<div id="putLogin" class="top-login" style="display:none;"></div>');
	
function calllogin() {
createXMLHttpRequest()
  xmlHttp.onreadystatechange = updatelogin;
  var u_name = document.getElementById("username").value;
  var u_pwd = document.getElementById("password").value;
  //var u_heart = document.getElementById("uheart").value;
  var u_cookie = document.getElementById("cookietime").value;
  var url = "login.php?action=userlogin&username=" + unescape(u_name) +"&password=" + unescape(u_pwd)  +"&cookietime=" + u_cookie +"&time="+new Date().getTime();
  xmlHttp.open("GET", url, true);
  xmlHttp.send(null);  
}

function oncookie(obj){
	if (obj.checked!=0) {
		 document.getElementById("cookietime").value='yes';
	}else{
		 document.getElementById("cookietime").value='';
 	}
}

function updatelogin() {
  if (xmlHttp.readyState < 4) {
	document.getElementById("userlogin").innerHTML='<img src="images/loading.gif" align="absmiddle"> 信息发送中,请稍后...';
  }
  if (xmlHttp.readyState == 4) {
	var response = xmlHttp.responseText;
	if (response == 1){//如果返回数值为1
		setInterval('Lock_CheckForm();location.reload()',1000);
		document.getElementById("userlogin").innerHTML= "登陆成功...";
		//location.reload();
	}else{
		document.getElementById("userlogin").innerHTML= response;
		}
  }
}