/**
  *Author: David Boggus
  *URL: www.boggusweb.com
  *Date: 9-15-06
  **/
  
var slideTimeBetweenSteps = 50;	// General speed variable (Lower = slower)
	
	
	var scrollingContainer = false;
	var scrollingContent = false;
	var containerHeight;
	var contentHeight;	
	
	var contentObjects = new Array();
	var originalslideSpeed = false;
	function slideContent(containerId)
	{
		var topPos = contentObjects[containerId]['objRef'].style.top.replace(/[^\-0-9]/g,'');
		topPos = topPos - contentObjects[containerId]['slideSpeed'];
		if(topPos/1 + contentObjects[containerId]['contentHeight']/1<0)topPos = contentObjects[containerId]['containerHeight'];
		contentObjects[containerId]['objRef'].style.top = topPos + 'px';
		setTimeout('slideContent("' + containerId + '")',slideTimeBetweenSteps);
		
	}
	
	function stopSliding()
	{
		var containerId = this.id;
		contentObjects[containerId]['slideSpeed'] = 0;	
	}
	
	function restartSliding()
	{
		var containerId = this.id;
		contentObjects[containerId]['slideSpeed'] = contentObjects[containerId]['originalSpeed'];
		
	}
	function initSlidingContent(containerId,slideSpeed)
	{
		scrollingContainer = document.getElementById(containerId);
		scrollingContent = scrollingContainer.getElementsByTagName('DIV')[0];
		
		scrollingContainer.style.position = 'relative';
		scrollingContainer.style.overflow = 'hidden';
		scrollingContent.style.position = 'relative';
		
		scrollingContainer.onmouseover = stopSliding;
		scrollingContainer.onmouseout = restartSliding;
		
		originalslideSpeed = slideSpeed;
		
		scrollingContent.style.top = '0px';
		
		contentObjects[containerId] = new Array();
		contentObjects[containerId]['objRef'] = scrollingContent;
		contentObjects[containerId]['contentHeight'] = scrollingContent.offsetHeight;
		contentObjects[containerId]['containerHeight'] = scrollingContainer.clientHeight;
		contentObjects[containerId]['slideSpeed'] = slideSpeed;
		contentObjects[containerId]['originalSpeed'] = slideSpeed;
		
		slideContent(containerId);
		
	}
	
  
var dbMenu = {
    init: function(){
        var uls = document.getElementsByTagName('ul');
        for(var i = 0; i < uls.length; i++){
            if(uls[i].className.search(/\bdbMenu\b/) == -1)
                continue;
            var menu = uls[i];
            
            dbMenu.styleSubMenus(menu);
            
            addEvent(menu, 'mouseover', dbMenu.hover, false);
            addEvent(menu, 'mouseout', dbMenu.hoverOff, false);
            if(menu.className.search(/\bonMouse\b/) == -1){
                addEvent(menu, 'click', dbMenu.click, false);
            }
            addEvent(menu, 'click', dbMenu.nav, false);
        }    
    },
    
    hover: function(e){
        var target = (window.event)? window.event.srcElement : (e)? e.target : null;
        
        if(target){
            target = dbMenu.getTarget(target, 'li');
            if(!target) return;
        }else{
            return;
        }
        
        target.className += ' hover';
        
        var t = (target.className.search(/\bsubMenu\b/) != -1)? target : (target.parentSubMenu)? target.parentSubMenu : null;
        if(!t) return;
        clearTimeout(t.timeout);
        
        if(target.parentMenu.className.search(/\bonMouse\b/) != -1){
            t.className += ' click';
        }
    },
    
    hoverOff: function(e){
        var target = (window.event)? window.event.srcElement : (e)? e.target : null;
        
        if(target){
            target = dbMenu.getTarget(target, 'li');
            if(!target) return;
        }else{
            return;
        }
        
        target.className = target.className.replace(/hover/g, '');
        
        if(target.parentMenu.className.search(/\bonMouse\b/) != -1){
            var t = (target.className.search(/\bsubMenu\b/) != -1)? target : (target.parentSubMenu)? target.parentSubMenu: null;
            if(!t) return; 
            t.timeout = setTimeout(function(){ t.className = t.className.replace(/click/g, ''); }, 30);
        }
    },
    
    click: function(e){
        if(window.event){
            window.event.cancelBubble = true;
        }
        if(e && e.stopPropagation){
            e.stopPropagation();
        }
        var target = (window.event)? window.event.srcElement : (e)? e.target : null;
        
        if(target){
            target = dbMenu.getTarget(target, 'li');
            if(!target) return;
        }else{
            return;
        }
        
        if(target.className.search(/\bclick\b/) == -1){
            target.className += ' click';
        }else{
            target.className = target.className.replace(/click/g, '');
        }
    },
    
    nav: function(e){
        if(window.event){
            window.event.cancelBubble = true;
        }
        if(e && e.stopPropagation){
            e.stopPropagation();
        }
        var target = (window.event)? window.event.srcElement : (e)? e.target : null;
        
        if(target){
            target = dbMenu.getTarget(target, 'li');
            if(!target) return;
        }else{
            return;
        }
        
        for(var i = 0; i < target.childNodes.length; i++){
            var node = target.childNodes[i];
            if(node.nodeName.toLowerCase() == 'a'){
                window.location = node.href;
                break;
            }
        }
    },
    
    getTarget: function(target, elm){
        if(target.nodeName.toLowerCase() != elm && target.nodeName.toLowerCase() != 'body'){
            return dbMenu.getTarget(target.parentNode, elm);
        }else if(target.nodeName.toLowerCase() == 'body'){
            return null;
        }else{
            return target;
        }
    },
    
    styleSubMenus: function(menu){
        lis = menu.getElementsByTagName('li');
        for(var i = 0; i < lis.length; i++){
            node = lis[i];
            node.parentMenu = menu;
            if(node.getElementsByTagName('ul').length != 0){
                node.className += ' subMenu';
                sublis = node.getElementsByTagName('li');
                for(var j = 0; j < sublis.length; j++){
                    sublis[j].parentSubMenu = node;
                }
            }
        }
    }
}
    
function addEvent(elm, evType, fn, useCapture){  //cross-browser event handling for IE5+, NS6+, and Mozilla/Gecko By Scott Andrew
	if(elm.addEventListener){
		elm.addEventListener(evType, fn, useCapture);
		return true;
	}else if(elm.attachEvent){
		var r = elm.attachEvent('on' + evType, fn);
		return r;
	}else{
		elm['on' + evType] = fn;
	}
}

addEvent(window, 'load', dbMenu.init, false);

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;
    if(!d) d=document;
	 if((p=n.indexOf("?"))>0&&parent.frames.length){
    d=parent.frames[n.substring(p+1)].document;
	 n=n.substring(0,p);
	 }
  if(!(x=d[n])&&d.all) x=d.all[n];
   for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
   for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n);
   return x;
   }

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}