透明菜单的网页特效代码

<pre>

<script language="JavaScript">
var mmenus    = new Array();
var misShow   = new Boolean();
misShow=false;
var misdown   = new Boolean();
misdown=false;
var musestatus=false;
var mpopTimer = 0;
mmenucolor='#D6D3CE';mfontcolor='#000000';mmenuoutcolor='#D6D3CE';mmenuincolor='#E7E3DE';mmenuoutbordercolor='#FFFFFF';mmenuinbordercolor='#000000';mmidoutcolor='#E3E1DE';mmidincolor='#8E8C89';mmenuovercolor='#000000';mitemedge='1';msubedge='0';mmenuunitwidth=80;mmenuitemwidth=160;mmenuheight=30;mmenuwidth='100%';mmenuadjust=0;mmenuadjustV=0;mfonts='font-family: 宋体; font-size: 9pt; color: #000000; ';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,img,sizex,sizey,pos){
 this.caption=caption;
 this.command=command;
 this.target=target;
 this.isline=isline;
 this.statustxt=statustxt;
 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;
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);
                }
}
function mmenuhide(menuid){
menuid.style.filter='Alpha(Opacity=100)';
menuid.style.visibility='hidden';
misShow=false;
}
function mmenushow(menuid,pid){
menuid.style.filter='Alpha(Opacity=60)';
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 mmenu_over(menuid,x){
toel = getReal(window.event.toElement, "className", "coolButton");
fromel = getReal(window.event.fromElement, "className", "coolButton");
if (toel == fromel) return;
if(x<0){
  misShow = false;
  mallhide();
  mtoout(eval("mMenu"+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(x,i){
srcel = getReal(window.event.srcElement, "className", "coolButton");
if(misdown){
 mtoin(srcel);
}
else{
mtoout(srcel);
}
mthestatus = mmenus[x].items[i].statustxt;
if(mthestatus!=""){
 musestatus=true;
 window.status=mthestatus;
}
clearTimeout(mpopTimer);
}
function mmenuitem_out(){
srcel = getReal(window.event.srcElement, "className", "coolButton");
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 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;
 }
 mallhide();
}
}
document.onclick=mbody_click;
function mwritetodocument(){
      var mwb=1;
                     var stringx='<div id="mposflag" style="position:absolute;"></div><table  id=mmenutable border=0 cellpadding=3 cellspacing=2 width='+mmenuwidth+' height='+mmenuheight+' bgcolor='+mmenucolor+
                     ' onselectstart="event.returnValue=false"'+
                     ' style="filter:Alpha(Opacity=60);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>'
                     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<0){
                        stringx+='<div id=mmenudiv'+x+' style="visiable:none"></div>';
                        }else{
                        stringx+='<div id=mmenudiv'+x+
                        ' style="filter:Alpha(Opacity=60);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: 4px" 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.isline){
                       stringx += "<tr><td class=coolButton style='border: "+mitemedge+"px solid "+mmenucolor+
                       "' width=100% height=15px onmouseover=\"mmenuitem_over("+x+","+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>'
                      }
                     
                }
               
                     document.write("<div align='left'>"+stringx+"</div>");
}
mpmenu1=new mMenu('新建菜单','','self','','','','');
mpmenu1.addItem(new mMenuItem('新建菜单','','self',false,'','','','',''));
mpmenu1.addItem(new mMenuItem('新建菜单','','self',false,'','','','',''));
mpmenu1.addItem(new mMenuItem('新建菜单','','self',false,'','','','',''));
mpmenu1.addItem(new mMenuItem('新建菜单','','self',false,'','','','',''));
mpmenu2=new mMenu('新建菜单2','','self','','','','');
mpmenu2.addItem(new mMenuItem('新建菜单21','','self',false,'','','','',''));
mpmenu2.addItem(new mMenuItem('新建菜单22','','self',false,'','','','',''));
mpmenu2.addItem(new mMenuItem('新建菜单23','','self',false,'','','','',''));
mpmenu3=new mMenu('新建菜单3','','self','','','','');
mpmenu3.addItem(new mMenuItem('新建菜单31','','self',false,'','','','',''));
mpmenu3.addItem(new mMenuItem('新建菜单32','','self',false,'','','','',''));
mpmenu3.addItem(new mMenuItem('新建菜单33','','self',false,'','','','',''));
mwritetodocument();
</script>

</pre>