// CVS HEADER 
// $Id: jqueryslidemenu.js,v 1.2 2010/04/27 09:39:44 jawsmith Exp $  
// $Log: jqueryslidemenu.js,v $
// Revision 1.2  2010/04/27 09:39:44  jawsmith
// added header
// 

//Specify full URL to down and right arrow images (23 is padding-right to add to top level LIs with drop downs):
var arrowimages={down:['downarrowclass', 'http://www.speedweek.com/images/down.gif', 23], right:['rightarrowclass', 'http://www.speedweek.com/images/right.gif']}

var jqueryslidemenu={

	animateduration: {over: 300, out: 200}, //duration of slide in/ out animation, in milliseconds

		buildmenu:function(menuid, arrowsvar){
			jQuery(document).ready(function($){
				var $mainmenu=$("#"+menuid+">ul")
				var $headers=$mainmenu.find("ul").parent()
				$headers.each(function(i){
					var $curobj=$(this)
					var $subul=$(this).find('ul:eq(0)')
					this._dimensions={w:this.offsetWidth, h:this.offsetHeight, subulw:$subul.outerWidth(), subulh:$subul.outerHeight()}
					this.istopheader=$curobj.parents("ul").length==1? true : false
					$subul.css({top:this.istopheader? this._dimensions.h+"px" : 0})
					$curobj.children("a:eq(0)").css(this.istopheader? {paddingRight: arrowsvar.down[2]} : {}).append(
						'<img src="'+ (this.istopheader? arrowsvar.down[1] : arrowsvar.right[1])
						+'" class="' + (this.istopheader? arrowsvar.down[0] : arrowsvar.right[0])
						+ '" style="border:0; margin-top:5px;" />'
					)
					$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? 0 : this._dimensions.w
							menuleft=(this._offsets.left+menuleft+this._dimensions.subulw>$(window).width())? (this.istopheader? -this._dimensions.subulw+this._dimensions.w : -this._dimensions.w) : menuleft
							if ($targetul.queue().length<=1) //if 1 or less queued animations
								$targetul.css({left:menuleft+"px", width:this._dimensions.subulw+'px'}).slideDown(jqueryslidemenu.animateduration.over)
						},
						function(e){
							var $targetul=$(this).children("ul:eq(0)")
							$targetul.slideUp(jqueryslidemenu.animateduration.out)
						}
					) //end hover
				}) //end $headers.each()
				$mainmenu.find("ul").css({display:'none', visibility:'visible'})
			}//end document.ready
		)
	}
}

//build menu with ID="myslidemenu" on page:
jqueryslidemenu.buildmenu("myslidemenu", arrowimages)