// CSS Top Menu- By JavaScriptKit.com (http://www.javascriptkit.com)
// Adopted from SuckerFish menu
// For this and over 400+ free scripts, visit JavaScript Kit- http://www.javascriptkit.com/
// Please keep this credit intact

startMenu=function(){
	if (document.all&&document.getElementById){
		// Add a shim to hide select items for drop down menus.
		if (navigator.appVersion.substr(22,3)!="5.0")
			window.csstopmenu.innerHTML=('<iframe id="menushim" src="about:blank" scrolling="no" frameborder="0" style="position:absolute;display:none;filter: progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0);"></iframe>' + window.csstopmenu.innerHTML);
		navRoot=document.getElementById("csstopmenu");
		for (i=0;i<navRoot.childNodes.length;i++){
			node=navRoot.childNodes[i];
			if (node.nodeName=="LI"&&node.getElementsByTagName("UL").length>0){
				node.onmouseover=function(){
					if(this.className.indexOf("over")==-1){
						this.className+=" over";
						hideDropdowns(this.getElementsByTagName("UL")[0],true);
					}
				}
				node.onmouseout=function(){
					if(!isInParent(event.toElement, this)){
						this.className=this.className.replace(" over","");
						hideDropdowns(this.getElementsByTagName("UL")[0],false);
					}
				}
			}
		}
	}
}
function isInParent(el, parent){
	var aEls=parent.getElementsByTagName(el.tagName)
	if(aEls.length==0)
		return false;
	for(var i=0;i<aEls.length;i++){
		if(el==aEls[i])
			return true;
	}
	return false;
}
function hideDropdowns(obj, bool){
	if (navigator.appVersion.substr(22,3)=="5.0"){
		if(bool)
			hideSelects();
		else
			showSelects();
		return;
	}
	var mnuShim=document.getElementById("menushim");
	if(bool){
		mnuShim.style.left=getPageOffsetLeft(obj)+"px";
		mnuShim.style.top=getPageOffsetTop(obj)+"px";
		mnuShim.style.width=obj.offsetWidth+"px";
		mnuShim.style.height=obj.offsetHeight+"px";	
		obj.style.zIndex="101";
		mnuShim.style.zIndex="0";
		mnuShim.style.display="block";
	} else
		mnuShim.style.display="none";
}
function getPageOffsetLeft(el){
	var x;
	x=el.offsetLeft;
	if (el.offsetParent!=null)
		x+=getPageOffsetLeft(el.offsetParent);
	return x;
}
function getPageOffsetTop(el){
	var y;
	y=el.offsetTop;
	if (el.offsetParent!=null)
		y+=getPageOffsetTop(el.offsetParent);
	return y;
}
function hideSelect(id){
	var el=document.getElementById(id);
	if (el!=null)
		el.className+=" hide";
}
function hideSelects(){
	var oSelects=document.getElementsByTagName("select");
	for(var i=0;i<oSelects.length;i++)
		oSelects[i].className+=" hide";
}
function showSelects(){
	var oSelects=document.getElementsByTagName("select");
	for(var i=0;i<oSelects.length;i++)
		oSelects[i].className=oSelects[i].className.replace(" hide","");
}
function addEvent(obj, evType, fn) {
	// adds an eventListener for browsers which support it
	// Written by Scott Andrew: nice one, Scott
	if (obj.addEventListener){
		obj.addEventListener(evType,fn,true);
		return true;
	} else if (obj.attachEvent){
		var r = obj.attachEvent("on"+evType,fn);
		return r;
	} else {
		return false;
	}
}
//addEvent(window,"load",startMenu);





//
// rollover code, snagged from dreamweaver
//
function MM_findObj(n, d) {
  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() { 
  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];}}
function MM_swapImgRestore() { 
  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_preloadImages() {
 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 to jump with empty search box
//
function jumpToPage(type) {
 switch (type)
 {
  case "article":
  location.href="http://colorado.com/magazine.php";
  break;
  case "listing":
  location.href="http://colorado.com/places.php";
  break;
  case "place":
  location.href="http://colorado.com/regions.php";
  break;
  case "event":
  location.href="http://colorado.com/events.php";
  break;
  case "industry":
  location.href="http://colorado.com/static.php?file=industry_partners";
  break;
 }
}

//
// legacy function for photo tour from old PCVB website
//
var galleryWin = null;
var PFWin = null;
var PFWin2 = null;

function openGallery() {
	if (galleryWin && galleryWin.open && !galleryWin.closed) {
		galleryWin.focus();
	} else {
		galleryWin = window.open("/data/gallery/index.htm", "PCVBGALLERY", "width=680,height=450,scrollbars=0,resizable=0,status=0,toolbar=0,menubar=0");
	}
}