var mmenus    = new Array();
var misShow   = new Boolean(); 
misShow=false;
var misdown   = new Boolean();
misdown=false;
var mnumberofsub=0;
var musestatus=false;
var mpopTimer = 0;
mmenucolor='#2E8CC9';                    //菜单面板颜色
mfontcolor='#ffffff';
mmenuoutcolor='#0099cc';                 //菜单onmouse背景色
mmenuincolor='#B1D5EF';                  //菜单激活背景色
mmenuoutbordercolor='#000000';
mmenuinbordercolor='#000000';
mmidoutcolor='#8D8A85';                  //
mmidincolor='#8D8A85';                   //
mmenuovercolor='#666666';
mitemedge='1';
msubedge='0';
mmenuunitwidth=90;                       //菜单项目宽度 
mmenuitemwidth=90;                       //菜单栏目宽度
mmenuheight=10;
mmenuwidth='500';
mmenuadjust=0;
mmenuadjustV=-1;
mfonts='font-family: 宋体; font-size: 9pt; color: #ffffff; ';
mcursor='default';

function stoperror(){
return true;
}

window.onerror=stoperror;

function mpopOut() {
   mpopTimer = setTimeout('mallhide()', 500);
}

function getReal(el, type, value) {
	temp = el;
	while ((temp != null) && (temp.tagName != "BODY")) {
		if (eval("temp." + type) == value) {
			el = temp;
			return el;
		}
		temp = temp.parentElement;
	}
	return el;
}


function mMenuRegister(menu) 
{
  mmenus[mmenus.length] = menu
  return (mmenus.length - 1)
}

function mMenuItem(caption,command,target,isline,statustxt,level,img,sizex,sizey,pos){
	this.items = new Array();
	this.caption=caption;
	this.command=command;
	this.target=target;
	this.isline=isline;
	this.statustxt=statustxt;
	if(level!=null){mnumberofsub++;
	this.hasc=mnumberofsub;}
	this.level=level;
	this.img=img;
	this.sizex=sizex;
	this.sizey=sizey;
	this.pos=pos;
}

function mMenu(caption,command,target,img,sizex,sizey,pos){
	this.items = new Array();
	this.caption=caption;
	this.command=command;
	this.target=target;
	this.img=img;
	this.sizex=sizex;
	this.sizey=sizey;
	this.pos=pos;
	this.id=mMenuRegister(this);
}
function mMenuAddItem(item)
{
  this.items[this.items.length] = item
  item.parent = this.id;
  this.children=true;
}

mMenu.prototype.addItem = mMenuAddItem;
mMenuItem.prototype.addsubItem = mMenuAddItem;

function mtoout(src){

src.style.borderLeftColor=mmenuoutbordercolor;
src.style.borderRightColor=mmenuinbordercolor;
src.style.borderTopColor=mmenuoutbordercolor;
src.style.borderBottomColor=mmenuinbordercolor;
src.style.backgroundColor=mmenuoutcolor;
src.style.color=mmenuovercolor;
}
function mtoin(src){

src.style.borderLeftColor=mmenuinbordercolor;
src.style.borderRightColor=mmenuoutbordercolor;
src.style.borderTopColor=mmenuinbordercolor;
src.style.borderBottomColor=mmenuoutbordercolor;
src.style.backgroundColor=mmenuincolor;
src.style.color=mmenuovercolor;
}
function mnochange(src){
src.style.borderLeftColor=mmenucolor;
src.style.borderRightColor=mmenucolor;
src.style.borderTopColor=mmenucolor;
src.style.borderBottomColor=mmenucolor;
src.style.backgroundColor='';
src.style.color=mfontcolor;

}
function mallhide(){
	for(var nummenu=0;nummenu<mmenus.length;nummenu++){
		var themenu=document.all['mMenu'+nummenu]
		var themenudiv=document.all['mmenudiv'+nummenu]
                mnochange(themenu);
                mmenuhide(themenudiv);
                }
        for(nummenu=1;nummenu<=mnumberofsub;nummenu++){  
        	var thesub=document.all['msubmenudiv'+nummenu]      
        	msubmenuhide(thesub);
        	mnochange(document.all['mp'+nummenu]);
        	document.all["mitem"+nummenu].style.color=mfontcolor;
        	}
}
function mmenuhide(menuid){

menuid.style.visibility='hidden';
misShow=false;
}
function msubmenuhide(menuid){

menuid.style.visibility='hidden';
}
function mmenushow(menuid,pid){

menuid.style.left=mposflag.offsetLeft+pid.offsetLeft+mmenuadjust;
menuid.style.top=mposflag.offsetTop+mmenutable.offsetHeight+mmenuadjustV;
if(mmenuitemwidth+parseInt(menuid.style.left)>document.body.clientWidth+document.body.scrollLeft)
menuid.style.left=document.body.clientWidth+document.body.scrollLeft-mmenuitemwidth;
menuid.style.visibility='visible';
misShow=true;
}

function mshowsubmenu(menuid,pid,rid)
{
	menuid.style.left=pid.offsetWidth+rid.offsetLeft+3;//显示子窗口
	menuid.style.top=pid.offsetTop+rid.offsetTop-2;
	if(mmenuitemwidth+parseInt(menuid.style.left)>document.body.clientWidth+document.body.scrollLeft)
	menuid.style.left=document.body.clientWidth+document.body.scrollLeft-mmenuitemwidth;
	menuid.style.visibility='visible';
}

function mmenu_over(menuid,x){
toel = getReal(window.event.toElement, "className", "coolButton");
fromel = getReal(window.event.fromElement, "className", "coolButton");
if (toel == fromel) return;
if(x==30){
  misShow = false;
  mallhide();
  mtoout(eval("mMenu"+x));
}else{
if(!misShow){mtoout(eval("mMenu"+x));mmenu_down(menuid,x);}else{
  mallhide();
  mtoin(eval("mMenu"+x));
  mmenushow(menuid,eval("mMenu"+x));
}
}
clearTimeout(mpopTimer);
}
function mmenu_out(x){
toel = getReal(window.event.toElement, "className", "coolButton");
fromel = getReal(window.event.fromElement, "className", "coolButton");
if (toel == fromel) return;
if (misShow){
mtoin(eval("mMenu"+x));
}else{
mnochange(eval("mMenu"+x));
}
mpopOut()
}
function mmenu_down(menuid,x){
  if(misShow){
  mmenuhide(menuid);
  mtoout(eval("mMenu"+x));
  }
  else{
  mtoin(eval("mMenu"+x));
  mmenushow(menuid,eval("mMenu"+x));
  misdown=true;
  }
}
function mmenu_up(){
  misdown=false;
}
function mmenuitem_over(menuid,item,x,j,i){
toel = getReal(window.event.toElement, "className", "coolButton");
fromel = getReal(window.event.fromElement, "className", "coolButton");
if (toel == fromel) return;
srcel = getReal(window.event.srcElement, "className", "coolButton");
        for(nummenu=1;nummenu<=mnumberofsub;nummenu++){  
        	var thesub=document.all['msubmenudiv'+nummenu] 
        	if(!(menuid==thesub||menuid.style.tag>=thesub.style.tag)){
        	msubmenuhide(thesub);
        	mnochange(document.all['mp'+nummenu]);
        	document.all["mitem"+nummenu].style.color=mfontcolor;
        	}
        }
if(item)document.all["mitem"+item].style.color=mmenuovercolor;
if(misdown||item){
	mtoin(srcel);
}
else{
	mtoout(srcel);
}
if(x==-1)mthestatus=eval("msub"+j).items[i].statustxt;
if(j==-1)mthestatus=mmenus[x].items[i].statustxt;
if(mthestatus!=""){
	musestatus=true;
	window.status=mthestatus;
}
clearTimeout(mpopTimer);
}
function mmenuitem_out(hassub){
toel = getReal(window.event.toElement, "className", "coolButton");
fromel = getReal(window.event.fromElement, "className", "coolButton");
if (toel == fromel) return;
srcel = getReal(window.event.srcElement, "className", "coolButton");
if(!hassub)mnochange(srcel);
if(musestatus)window.status="";
mpopOut()
}
function mmenuitem_down(){
srcel = getReal(window.event.srcElement, "className", "coolButton");
mtoin(srcel)
misdown=true;
}
function mmenuitem_up(){
srcel = getReal(window.event.srcElement, "className", "coolButton");
mtoout(srcel)
misdown=false;
}
function mexec3(j,i){
var cmd;
if(eval("msub"+j).items[i].target=="blank"){
  cmd = "window.open('"+eval("msub"+j).items[i].command+"')";
}else{
  cmd = eval("msub"+j).items[i].target+".location=\""+eval("msub"+j).items[i].command+"\"";
}
eval(cmd);
}
function mexec2(x){
var cmd;
if(mmenus[x].target=="blank"){
  cmd = "window.open('"+mmenus[x].command+"')";
}else{
  cmd = mmenus[x].target+".location=\""+mmenus[x].command+"\"";
}
eval(cmd);
}
function mexec(x,i){
var cmd;
if(mmenus[x].items[i].target=="blank"){
  cmd = "window.open('"+mmenus[x].items[i].command+"')";
}else{
  cmd = mmenus[x].items[i].target+".location=\""+mmenus[x].items[i].command+"\"";
}
eval(cmd);
}
function mbody_click(){

if (misShow){
	srcel = getReal(window.event.srcElement, "className", "coolButton");
	for(var x=0;x<=mmenus.length;x++){
		if(srcel.id=="mMenu"+x)
		return;
	}
	for(x=1;x<=mnumberofsub;x++){
		if(srcel.id=="mp"+x)
		return;
	}
	mallhide();
}
}
document.onclick=mbody_click;

function mwritetodocument()	//菜单初始化
{var mwb=0;			//初始化整体菜单框border宽度
 var stringx='<div id="mposflag" style="position:absolute;"></div>'+
             '<table id=mmenutable border=0 cellpadding=0 cellspacing=0 width='+mmenuwidth+' height='+mmenuheight+' bgcolor='+mmenucolor+
             ' onselectstart="event.returnValue=false"'+
             ' style="cursor:'+mcursor+';'+mfonts+
             ' border-left: '+mwb+'px solid '+mmenuoutbordercolor+';'+
             ' border-right: '+mwb+'px solid '+mmenuinbordercolor+';'+
             ' border-top: '+mwb+'px solid '+mmenuoutbordercolor+';'+
             ' border-bottom: '+mwb+'px solid '+mmenuinbordercolor+'; padding:0px"><tr>'   //初始化整体菜单样式

 for(var x=0;x<mmenus.length;x++)
 {var thismenu=mmenus[x];
  var imgsize="";

  if(thismenu.sizex!="0"||thismenu.sizey!="0")imgsize=" width="+thismenu.sizex+" height="+thismenu.sizey;

  var ifspace="";

  if(thismenu.caption!="")ifspace="&nbsp;";

  stringx += "<td nowrap class=coolButton id=mMenu"+x+" style='border: "+mitemedge+"px solid "+mmenucolor+
             "' width="+mmenuunitwidth+"px onmouseover=mmenu_over(mmenudiv"+x+
             ","+x+") onmouseout=mmenu_out("+x+
	     ") onmousedown=mmenu_down(mmenudiv"+x+","+x+")";

  if(thismenu.command!=""){stringx += " onmouseup=mmenu_up();mexec2("+x+");";}
  else{stringx += " onmouseup=mmenu_up()";}
  if(thismenu.pos=="0"){stringx += " align=center><img align=absmiddle src='"+thismenu.img+"'"+imgsize+">"+ifspace+thismenu.caption+"</td>";}
  else if(thismenu.pos=="1"){stringx += " align=center>"+thismenu.caption+ifspace+"<img align=absmiddle src='"+thismenu.img+"'"+imgsize+"></td>";}
  else if(thismenu.pos=="2"){stringx += " align=center background='"+thismenu.img+"'>&nbsp;"+thismenu.caption+"&nbsp;</td>";}
  else{stringx += " align=center>&nbsp;"+thismenu.caption+"&nbsp;</td>";}
  stringx += "";
 }

 stringx+="<td width=*>&nbsp;</td></tr></table>";
 for(var x=0;x<mmenus.length;x++)
 {thismenu=mmenus[x];
  if(x==11){stringx+='<div id=mmenudiv'+x+' style="visiable:none"></div>';}
  else{stringx+='<div id=mmenudiv'+x+
                ' style="cursor:'+mcursor+';position:absolute;'+
                'width:'+mmenuitemwidth+'px; z-index:'+(x+100);

       if(mmenuinbordercolor!=mmenuoutbordercolor&&msubedge=="0")
       {stringx+=';border-left: 1px solid '+mmidoutcolor+';border-top: 1px solid '+mmidoutcolor;}

       stringx+=';border-right: 1px solid '+mmenuinbordercolor+
                ';border-bottom: 1px solid '+mmenuinbordercolor+';visibility:hidden" onselectstart="event.returnValue=false">\n'+
              	'<table  width="100%" border="0" height="100%" align="center" cellpadding="0" cellspacing="2" '+
                'style="'+mfonts+' border-left: 1px solid '+mmenuoutbordercolor;

       if(mmenuinbordercolor!=mmenuoutbordercolor&&msubedge=="0")
       {stringx+=';border-right: 1px solid '+mmidincolor+';border-bottom: 1px solid '+mmidincolor;}

       stringx+=';border-top: 1px solid '+mmenuoutbordercolor+';padding: 2px" bgcolor='+mmenucolor+'>\n'

  for(var i=0;i<thismenu.items.length;i++)
  {var thismenuitem=thismenu.items[i];
   var imgsize="";

   if(thismenuitem.sizex!="0"||thismenuitem.sizey!="0")imgsize=" width="+thismenuitem.sizex+" height="+thismenuitem.sizey;

   var ifspace="";
   if(thismenu.caption!="")ifspace="&nbsp;";
   
   if(thismenuitem.hasc!=null)
   {stringx += "<tr><td id=mp"+thismenuitem.hasc+" class=coolButton style='border: "+mitemedge+"px solid "+mmenucolor+
               "' width=100% onmouseout=mmenuitem_out(true) onmouseover=\"mmenuitem_over(mmenudiv"+x+
               ",'"+thismenuitem.hasc+"',"+x+",-1,"+i+");mshowsubmenu(msubmenudiv"+thismenuitem.hasc+",mp"+thismenuitem.hasc+",mmenudiv"+x+");\""+
               "><table id=mitem"+thismenuitem.hasc+" cellspacing='0' cellpadding='0' border='0' width='100%' style='"+mfonts+"'><tr><td ";
    if(thismenuitem.pos=="0")
    {stringx += "><img align=absmiddle src='"+thismenuitem.img+"'"+imgsize+">"+ifspace+thismenuitem.caption+"</td><td";}

    else if(thismenuitem.pos=="1")
    {stringx += ">"+thismenuitem.caption+ifspace+"<img align=absmiddle src='"+thismenuitem.img+"'"+imgsize+"></td><td";}

    else if(thismenuitem.pos=="2")
    {stringx += "background='"+thismenuitem.img+"'>"+thismenuitem.caption+"</td><td background='"+thismenuitem.img+"'";}

    else{stringx += ">"+thismenuitem.caption+"</td><td";}
    stringx += " align=right width='1'><font face='Webdings' style='font-size: 6pt'>4</font></td></tr></table></td></tr>\n";
   }

   else if(!thismenuitem.isline)
   {stringx += "<tr><td class=coolButton style='border: "+mitemedge+"px solid "+mmenucolor+
               "' width=100% height=15px onmouseover=\"mmenuitem_over(mmenudiv"+x+
               ",false,"+x+",-1,"+i+");\" onmouseout=mmenuitem_out() onmousedown=mmenuitem_down() onmouseup=";

    stringx += "mmenuitem_up();mexec("+x+","+i+"); ";

    if(thismenuitem.pos=="0")
    {stringx += "><img align=absmiddle src='"+thismenuitem.img+"'"+imgsize+">"+ifspace+thismenuitem.caption+"</td></tr>";}

    else if(thismenuitem.pos=="1")
    {stringx += ">"+thismenuitem.caption+ifspace+"<img align=absmiddle src='"+thismenuitem.img+"'"+imgsize+"></td></tr>";}

    else if(thismenuitem.pos=="2")
    {stringx += "background='"+thismenuitem.img+"'>"+thismenuitem.caption+"</td></tr>";}

    else{stringx += ">"+thismenuitem.caption+"</td></tr>";}
   }
   else
   {stringx+='<tr><td height="1" background="hr.gif" onmousemove="clearTimeout(mpopTimer);"><img height="1" width="1" src="none.gif" border="0"></td></tr>\n';}
  }
 stringx+='</table>\n</div>'
 }
}                
for(var j=1;j<=mnumberofsub;j++)
{thisitem=eval("msub"+j);
 stringx+='<div id=msubmenudiv'+j+
          ' style="tag:'+thisitem.level+';cursor:'+mcursor+';position:absolute;'+
          'width:'+mmenuitemwidth+'px; z-index:'+(j+200);
 if(mmenuinbordercolor!=mmenuoutbordercolor&&msubedge=="0")
 {stringx+=';border-left: 1px solid '+mmidoutcolor+';border-top: 1px solid '+mmidoutcolor;}
  stringx+=';border-right: 1px solid '+mmenuinbordercolor+
           ';border-bottom: 1px solid '+mmenuinbordercolor+';visibility:hidden" onselectstart="event.returnValue=false">\n'+
           '<table  width="100%" border="0" height="100%" align="center" cellpadding="0" cellspacing="2" '+
           'style="'+mfonts+' border-left: 1px solid '+mmenuoutbordercolor;

  if(mmenuinbordercolor!=mmenuoutbordercolor&&msubedge=="0")
  {stringx+=';border-right: 1px solid '+mmidincolor+';border-bottom: 1px solid '+mmidincolor;}

  stringx+=';border-top: 1px solid '+mmenuoutbordercolor+
           ';padding: 2px" bgcolor='+mmenucolor+'>\n'
  for(var i=0;i<thisitem.items.length;i++)
  {var thismenuitem=thisitem.items[i];
   var imgsize="";
   if(thismenuitem.sizex!="0"||thismenuitem.sizey!="0")imgsize=" width="+thismenuitem.sizex+" height="+thismenuitem.sizey;
   var ifspace="";
   if(thismenu.caption!="")ifspace="&nbsp;";
   if(thismenuitem.hasc!=null)
   {stringx += "<tr><td id=mp"+thismenuitem.hasc+" class=coolButton style='border: "+mitemedge+"px solid "+mmenucolor+
               "' width=100% onmouseout=mmenuitem_out(true) onmouseover=\"mmenuitem_over(msubmenudiv"+j+
               ",'"+thismenuitem.hasc+"',-1,"+j+","+i+");mshowsubmenu(msubmenudiv"+thismenuitem.hasc+",mp"+thismenuitem.hasc+",msubmenudiv"+j+");\""+
               "><table id=mitem"+thismenuitem.hasc+" cellspacing='0' cellpadding='0' border='0' width='100%' style='"+mfonts+"'><tr><td ";
    if(thismenuitem.pos=="0")
    {stringx += "><img align=absmiddle src='"+thismenuitem.img+"'"+imgsize+">"+ifspace+thismenuitem.caption+"</td><td";}
    else if(thismenuitem.pos=="1")
    {stringx += ">"+thismenuitem.caption+ifspace+"<img align=absmiddle src='"+thismenuitem.img+"'"+imgsize+"></td><td";}
    else if(thismenuitem.pos=="2")
    {stringx += "background='"+thismenuitem.img+"'>"+thismenuitem.caption+"</td><td background='"+thismenuitem.img+"'";}
    else{stringx += ">"+thismenuitem.caption+"</td><td";}

    stringx += " align=right width='1'><font face='Webdings' style='font-size: 6pt'>4</font></td></tr></table></td></tr>\n";
   }
   else if(!thismenuitem.isline)
   {stringx += "<tr><td class=coolButton style='border: "+mitemedge+"px solid "+mmenucolor+
               "' width=100% height=15px onmouseover=\"mmenuitem_over(msubmenudiv"+j+
               ",false,-1,"+j+","+i+");\" onmouseout=mmenuitem_out() onmousedown=mmenuitem_down() onmouseup=";
    stringx += "mmenuitem_up();mexec3("+j+","+i+"); ";

    if(thismenuitem.pos=="0")
    {stringx += "><img align=absmiddle src='"+thismenuitem.img+"'"+imgsize+">"+ifspace+thismenuitem.caption+"</td></tr>";}
    else if(thismenuitem.pos=="1")
    {stringx += ">"+thismenuitem.caption+ifspace+"<img align=absmiddle src='"+thismenuitem.img+"'"+imgsize+"></td></tr>";}
    else if(thismenuitem.pos=="2"){stringx += "background='"+thismenuitem.img+"'>"+thismenuitem.caption+"</td></tr>";}
    else{stringx += ">"+thismenuitem.caption+"</td></tr>";}
   }
   else{stringx+='<tr><td height="1" background="hr.gif" onmousemove="clearTimeout(mpopTimer);"><img height="1" width="1" src="none.gif" border="0"></td></tr>\n';}
  }
  stringx+='</table>\n</div>'
 }
 document.write("<div align='left'>"+stringx+"</div>");
}
mpmenu=new mMenu('学院首页','index.asp','self','','','','');
mpmenu=new mMenu('师生论坛','bbs/index.asp','self','','','','');
mpmenu=new mMenu('校友园地','Campus/index.asp','self','','','','');
mpmenu=new mMenu('书记信箱','mailto:lyjsxysj@163.com','self','','','','');
mpmenu=new mMenu('院长信箱','mailto:lyjsxyyz@163.com','self','','','','');
mpmenu=new mMenu('办公系统','','self','','','','');
mpmenu=new mMenu('站内地图','Map.asp','self','','','','');
mpmenu=new mMenu('访问旧版','index_old.asp','self','','','','');
mwritetodocument();