头部模板变量
<div id="navMenu" >
<ul>
<li style="background:none"><a href="/">网站首页</a></li>
[showclasstemp]'0',12,0,0[/showclasstemp]
</ul>
</div>
<script type='text/javascript' src='/images/dropdown.js'></script>
[e:loop={"select classid, classname, classpath from `[!db.pre!]enewsclass` where bclassid='0' and showclass=0 order by `myorder` ",7,24,0}]
<ul id="dropmenu<?=$bqno?>" class="dropMenu">
[showclasstemp] $bqr[classid] ,1,0,0[/showclasstemp]
</ul>
[/e:loop]
<script type="text/javascript">cssdropdown.startchrome("navMenu")</script> 下拉标签模板
<li><a href="[!--classurl--]" title="[!--classname--]">[!--classname--]</a></li>一级导航标签模板
<li><a href='[!--classurl--]' title='[!--classname--]' rel='dropmenu[!--no--]' class="aa">[!--classname--]</a></li>css代码
#navMenu {width:960px; height:31px; background:url(../images/menu_bg.gif) no-repeat; line-height:31px; clear:both}
#navMenu ul{}
#navMenu li {float:left; width:84px;background:url(../images/nav_lia.gif) no-repeat left;text-align:left; padding-right:16px; padding-left:17px; font-size:14px;list-style-type:none}
#navMenu li a {color:#ffffff; display:block;text-align:center;line-height:31px; width:84px;}
#navMenu li a:hover, #navMenu li.hover a {background:url(imenu_h.gif) no-repeat left top;text-decoration:none;color:#fff;width:84px; text-align:center}
/*-------- 下拉菜单 --------------*/
.dropMenu { position:absolute;top: 0;z-index:100;width:84px;visibility: hidden; margin: -2px 0 0 -1px;border-top: 0px ;padding-top:6px;padding-bottom:6px;}
.dropMenu li {margin-top:1px;margin-bottom:1px;background-color:#018CD5; height:24px; line-height:24px; text-align:center}
.dropMenu li a{width: 84px;display: block;background:url('../images/subdot1.gif') no-repeat left 10px;text-align:center;text-decoration:none;color: #FFFFFF;}
.dropMenu+li a{border-top:none;}
* html .dropMenu a {width: 100%;color:#333;}
.dropMenu li:hover { background:#64A1FB; color:#FFFFFF}
.dropMenu li:hover a{ color:#FFFFFF}
js代码-dropdown.js
var cssdropdown={
disappeardelay: 250,
disablemenuclick: false,
enableswipe: 1,
enableiframeshim: 1,
dropmenuobj: null, ie: document.all, firefox: document.getElementById&&!document.all, swipetimer: undefined, bottomclip:0,
getposOffset:function(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;
},
swipeeffect:function(){
if (this.bottomclip<parseInt(this.dropmenuobj.offsetHeight)){
this.bottomclip+=10+(this.bottomclip/10)
this.dropmenuobj.style.clip="rect(0 auto "+this.bottomclip+"px 0)"
}
else
return
this.swipetimer=setTimeout("cssdropdown.swipeeffect()", 10)
},
showhide:function(obj, e){
if (this.ie || this.firefox)
this.dropmenuobj.style.left=this.dropmenuobj.style.top="-500px"
if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover"){
if (this.enableswipe==1){
if (typeof this.swipetimer!="undefined")
clearTimeout(this.swipetimer)
obj.clip="rect(0 auto 0 0)"
this.bottomclip=0
this.swipeeffect()
}
obj.visibility="visible"
}
else if (e.type=="click")
obj.visibility="hidden"
},
iecompattest:function(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
},
clearbrowseredge:function(obj, whichedge){
var edgeoffset=0
if (whichedge=="rightedge"){
var windowedge=this.ie && !window.opera? this.iecompattest().scrollLeft+this.iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
this.dropmenuobj.contentmeasure=this.dropmenuobj.offsetWidth
if (windowedge-this.dropmenuobj.x < this.dropmenuobj.contentmeasure)
edgeoffset=this.dropmenuobj.contentmeasure-obj.offsetWidth
}
else{
var topedge=this.ie && !window.opera? this.iecompattest().scrollTop : window.pageYOffset
var windowedge=this.ie && !window.opera? this.iecompattest().scrollTop+this.iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
this.dropmenuobj.contentmeasure=this.dropmenuobj.offsetHeight
if (windowedge-this.dropmenuobj.y < this.dropmenuobj.contentmeasure){
edgeoffset=this.dropmenuobj.contentmeasure+obj.offsetHeight
if ((this.dropmenuobj.y-topedge)<this.dropmenuobj.contentmeasure)
edgeoffset=this.dropmenuobj.y+obj.offsetHeight-topedge
}
}
return edgeoffset
},
dropit:function(obj, e, dropmenuID){
if (this.dropmenuobj!=null)
this.dropmenuobj.style.visibility="hidden"
this.clearhidemenu()
if (this.ie||this.firefox){
obj.onmouseout=function(){cssdropdown.delayhidemenu()}
obj.onclick=function(){return !cssdropdown.disablemenuclick}
this.dropmenuobj=document.getElementById(dropmenuID)
if(!this.dropmenuobj) return;
this.dropmenuobj.onmouseover=function(){cssdropdown.clearhidemenu()}
this.dropmenuobj.onmouseout=function(e){cssdropdown.dynamichide(e)}
this.dropmenuobj.onclick=function(){cssdropdown.delayhidemenu()}
this.showhide(this.dropmenuobj.style, e)
this.dropmenuobj.x=this.getposOffset(obj, "left")
this.dropmenuobj.y=this.getposOffset(obj, "top")
this.dropmenuobj.style.left=this.dropmenuobj.x-this.clearbrowseredge(obj, "rightedge")+"px"
this.dropmenuobj.style.top=this.dropmenuobj.y-this.clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+1+"px"
this.positionshim()
}
},
positionshim:function(){
if (this.enableiframeshim && typeof this.shimobject!="undefined"){
if (this.dropmenuobj.style.visibility=="visible"){
this.shimobject.style.width=this.dropmenuobj.offsetWidth+"px"
this.shimobject.style.height=this.dropmenuobj.offsetHeight+"px"
this.shimobject.style.left=this.dropmenuobj.style.left
this.shimobject.style.top=this.dropmenuobj.style.top
}
this.shimobject.style.display=(this.dropmenuobj.style.visibility=="visible")? "block" : "none"
}
},
hideshim:function(){
if (this.enableiframeshim && typeof this.shimobject!="undefined")
this.shimobject.style.display='none'
},
contains_firefox:function(a, b) {
while (b.parentNode)
if ((b = b.parentNode) == a)
return true;
return false;
},
dynamichide:function(e){
var evtobj=window.event? window.event : e
if (this.ie&&!this.dropmenuobj.contains(evtobj.toElement))
this.delayhidemenu()
else if (this.firefox&&e.currentTarget!= evtobj.relatedTarget&& !this.contains_firefox(evtobj.currentTarget, evtobj.relatedTarget))
this.delayhidemenu()
},
delayhidemenu:function(){
this.delayhide=setTimeout("cssdropdown.dropmenuobj.style.visibility='hidden'; cssdropdown.hideshim()",this.disappeardelay)
},
clearhidemenu:function(){
if (this.delayhide!="undefined")
clearTimeout(this.delayhide)
},
startchrome:function(){
for (var ids=0; ids<arguments.length; ids++){
var menuitems=document.getElementById(arguments[ids]).getElementsByTagName("a")
for (var i=0; i<menuitems.length; i++){
if (menuitems[i].getAttribute("rel")){
var relvalue=menuitems[i].getAttribute("rel")
menuitems[i].onmouseover=function(e){
var event=typeof e!="undefined"? e : window.event
cssdropdown.dropit(this,event,this.getAttribute("rel"))
}
}
}
}
if (window.createPopup && !window.XmlHttpRequest){
document.write('<IFRAME id="iframeshim" src="" style="display: none; left: 0; top: 0; z-index: 90; position: absolute; filter: progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)" frameBorder="0" scrolling="no"></IFRAME>')
this.shimobject=document.getElementById("iframeshim")
}
}
}
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