var ddsmoothmenu={
transition: {overtime:400, outtime:400}, //duration of slide in/ out animation, in milliseconds
shadow: {enabled:true, offsetx:5, offsety:5},
detectwebkit: navigator.userAgent.toLowerCase().indexOf("applewebkit")!=-1, //detect WebKit browsers (Safari, Chrome etc)
detectie6: document.all && !window.XMLHttpRequest,
getajaxmenu:function($, setting){ //function to fetch external page containing the panel DIVs
var $menucontainer=$('#'+setting.contentsource[0]) //reference empty div on page that will hold menu
$menucontainer.html("Loading Menu...")
$.ajax({
url: setting.contentsource[1], //path to external menu file
async: true,
error:function(ajaxrequest){
$menucontainer.html('Error fetching content. Server Response: '+ajaxrequest.responseText)
},
success:function(content){
$menucontainer.html(content)
ddsmoothmenu.buildmenu($, setting)
}
})
},
buildmenu:function($, setting){
var smoothmenu=ddsmoothmenu
var $mainmenu=$("#"+setting.mainmenuid+">ul") //reference main menu UL
$mainmenu.parent().get(0).className=setting.classname || "ddsmoothmenu"
var $headers=$mainmenu.find("ul").parent()
$headers.hover(
function(e){
$(this).children('a:eq(0)').addClass('selected')
},
function(e){
$(this).children('a:eq(0)').removeClass('selected')
}
)
$headers.each(function(i){ //loop through each LI header
var $curobj=$(this).css({zIndex: 100-i}) //reference current LI header
var $subul=$(this).find('ul:eq(0)').css({display:'block'})
this._dimensions={w:this.offsetWidth, h:this.offsetHeight, subulw:$subul.outerWidth(), subulh:$subul.outerHeight()}
this.istopheader=$curobj.parents("ul").length==1? true : false //is top level header?
$subul.css({top:this.istopheader && setting.orientation!='v'? this._dimensions.h+"px" : 0})
/*$curobj.children("a:eq(0)").css(this.istopheader? {paddingRight: smoothmenu.arrowimages.down[2]} : {}).append( //add arrow images
'<img src="'+(this.istopheader && setting.orientation!='v'? smoothmenu.arrowimages.down[1] : smoothmenu.arrowimages.right[1])
+'" class="'+(this.istopheader && setting.orientation!='v'? smoothmenu.arrowimages.down[0] : smoothmenu.arrowimages.right[0])
+'" style="border:0;" />'
)*/
if (smoothmenu.shadow.enabled){
this._shadowoffset={x:(this.istopheader?$subul.offset().left+smoothmenu.shadow.offsetx : this._dimensions.w), y:(this.istopheader? $subul.offset().top+smoothmenu.shadow.offsety : $curobj.position().top)} //store this shadow's offsets
if (this.istopheader)
$parentshadow=$(document.body)
else{
var $parentLi=$curobj.parents("li:eq(0)")
$parentshadow=$parentLi.get(0).$shadow
}
this.$shadow=$('<div class="ddshadow'+(this.istopheader? ' toplevelshadow' : '')+'"></div>').prependTo($parentshadow).css({left:this._shadowoffset.x+'px', top:this._shadowoffset.y+'px'})  //insert shadow DIV and set it to parent node for the next shadow div
}
$curobj.hover(
function(e){
var $targetul=$(this).children("ul:eq(0)")
this._offsets={left:$(this).offset().left, top:$(this).offset().top}
var menuleft=this.istopheader && setting.orientation!='v'? 0 : this._dimensions.w
menuleft=(this._offsets.left+menuleft+this._dimensions.subulw>$(window).width())? (this.istopheader && setting.orientation!='v'?-this._dimensions.subulw+this._dimensions.w :-this._dimensions.w) : menuleft //calculate this sub menu's offsets from its parent
if ($targetul.queue().length<=1){ //if 1 or less queued animations
$targetul.css({left:menuleft+"px", width:this._dimensions.subulw+'px'}).animate({height:'show',opacity:'show'}, ddsmoothmenu.transition.overtime)
if (smoothmenu.shadow.enabled){
var shadowleft=this.istopheader? $targetul.offset().left+ddsmoothmenu.shadow.offsetx : menuleft
var shadowtop=this.istopheader?$targetul.offset().top+smoothmenu.shadow.offsety : this._shadowoffset.y
if (!this.istopheader && ddsmoothmenu.detectwebkit){ //in WebKit browsers, restore shadow's opacity to full
this.$shadow.css({opacity:1})
}
this.$shadow.css({overflow:'', width:this._dimensions.subulw+'px', left:shadowleft+'px', top:shadowtop+'px'}).animate({height:this._dimensions.subulh+'px'}, ddsmoothmenu.transition.overtime)
}
}
},
function(e){
var $targetul=$(this).children("ul:eq(0)")
$targetul.animate({height:'hide', opacity:'hide'}, ddsmoothmenu.transition.outtime)
if (smoothmenu.shadow.enabled){
if (ddsmoothmenu.detectwebkit){ //in WebKit browsers, set first child shadow's opacity to 0, as "overflow:hidden" doesn't work in them
this.$shadow.children('div:eq(0)').css({opacity:0})
}
this.$shadow.css({overflow:'hidden'}).animate({height:0}, ddsmoothmenu.transition.outtime)
}
}
) //end hover
}) //end $headers.each()
$mainmenu.find("ul").css({display:'none', visibility:'visible'})
},
init:function(setting){
if (typeof setting.customtheme=="object" && setting.customtheme.length==2){ //override default menu colors (default/hover) with custom set?
var mainmenuid='#'+setting.mainmenuid
var mainselector=(setting.orientation=="v")? mainmenuid : mainmenuid+', '+mainmenuid
document.write('<style type="text/css">\n'
+mainselector+' ul li a {background:'+setting.customtheme[0]+';}\n'
+mainmenuid+' ul li a:hover {background:'+setting.customtheme[1]+';}\n'
+'</style>')
}
this.shadow.enabled=(document.all && !window.XMLHttpRequest)? false : true //in IE6, always disable shadow
jQuery(document).ready(function($){ //ajax menu?
if (typeof setting.contentsource=="object"){ //if external ajax menu
ddsmoothmenu.getajaxmenu($, setting)
}
else{ //else if markup menu
ddsmoothmenu.buildmenu($, setting)
}
})
}
} //end ddsmoothmenu variable