//** Smooth Navigational Menu- By Dynamic Drive DHTML code library: http://www.dynamicdrive.com
//** Script Download/ instructions page: http://www.dynamicdrive.com/dynamicindex1/ddlevelsmenu/
//** Menu created: Nov 12, 2008

//** Dec 12th, 08" (v1.01): Fixed Shadow issue when multiple LIs within the same UL (level) contain sub menus: http://www.dynamicdrive.com/forums/showthread.php?t=39177&highlight=smooth
//** v1.02 Adaptation pour enlever les images

var ddsmoothmenu={

	//Specify full URL to down and right arrow images (23 is padding-right added to top level LIs with drop downs):
	arrowimages: {down:['downarrowclass', 'down.gif', 23], right:['rightarrowclass', 'right.gif']},
	
	transition: {overtime:200, outtime:200}, //duration of slide in/ out animation, in milliseconds
	shadow: {enabled:false, offsetx:1, offsety:1},
	
	///////Stop configuring beyond here///////////////////////////
	
	detectwebkit: navigator.userAgent.toLowerCase().indexOf("applewebkit")!=-1, //detect WebKit browsers (Safari, Chrome etc)
	
	buildmenu:function($, setting){
		var smoothmenu=ddsmoothmenu;
		var $mainmenu=$("#"+setting.mainmenuid+">ul"); //reference main menu UL
		var $headers=$mainmenu.find("ul").parent();
		
		$headers.each(function(i){
			
			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? this._dimensions.h+"px" : 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){
					
					$curobj.addClass('selected');
					var $targetul=$(this).children("ul:eq(0)");
					this._offsets={left:$(this).offset().left, top:$(this).offset().top};
					var menuleft=this.istopheader? 0 : this._dimensions.w;
					menuleft=(this._offsets.left+menuleft+this._dimensions.subulw>$(window).width())? (this.istopheader? -this._dimensions.subulw+this._dimensions.w : -this._dimensions.w) : menuleft; //calculate this sub menu's offsets from its parent
					if ($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){
					$curobj.removeClass('selected');
					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){
			var mainmenuid='#'+setting.mainmenuid;
			document.write('<style type="text/css">\n'
				+mainmenuid+', '+mainmenuid+' ul li a {background:'+setting.customtheme[0]+';}\n'
				+mainmenuid+' ul li a:hover {background:'+setting.customtheme[1]+';}\n'
			+'</style>');
		}
		jQuery(document).ready(function($){ //override default menu colors (default/hover) with custom set?
	
			ddsmoothmenu.buildmenu($, setting);
		});
	}
}; //end ddsmoothmenu variable