//var metaId = "";

var needToConfirm = false;
window.onbeforeunload = confirmExit;
function confirmExit()
{
	if (needToConfirm)
	{
		return "stuff and nonsense";
	}
}

var oldEvent = window.onload;

function setPageTimeout (sessionTime)
{
	window.setTimeout("window.location.href='_noSession.aspx'", sessionTime);
}

function toggleLayer ()
{
}


function checkUncheckAll(theElement) 
{
	var theForm = theElement.form, z = 0;
	for(z=0; z<theForm.length;z++)
	{
		if(theForm[z].type == 'checkbox' && theForm[z].name != 'checkall')
		{
			theForm[z].checked = theElement.checked;
		}
	}
}


/* functions that aren't yet used */
function isFormChanged() {

	var rtnVal = false; 
	var frm = document.forms[0];
	var ele = frm.elements;

	
	for ( i=0; i < ele.length; i++ ) {
		if ( ele[i].type.length > 0 ) {
			if ( isElementChanged( ele, i ) ) {
				rtnVal = true;
				break;
			}
		}
	}
	return rtnVal;
}



function isElementChanged( ele, i ) {

	var isEleChanged = false; 

	switch ( ele[i].type ) { 

		case "text" : 
			if ( ele[i].value != ele[i].defaultValue ) 
			{
				alert(escape(ele[i].value) + "\n" + ele[i].value + "\n" + ele[i].defaultValue);
				return true;
			}
			break;
		case "textarea" : 
			if ( escape(ele[i].value).replace(/%20/g,  " ").toLowerCase() != ele[i].defaultValue ) 
			{
				alert("A: " + escape(ele[i].value).replace(/%20/g,  " ").toLowerCase() + "\n" + "\nB: " + ele[i].defaultValue);
				return true;
			}
			break;
		case "radio" :
			val = "";
			if ( ele[i].checked != ele[i].defaultChecked ) return true;
			break;
		case "select-one" : 
			for ( var x =0 ; x <ele[i].length; x++ ) {
				if ( ele[i].options[ x ].selected 
				  != ele[i].options[ x ].defaultSelected ) 
					return true;
			}
			break;
		case "select-multiple" :
			for ( var x =0 ; x <ele[i].length; x++ ) {
				if ( ele[i].options[ x ].selected 
				  != ele[i].options[ x ].defaultSelected ) 
					return true;
			}
			break;
		case "checkbox" :
			if ( ele[i].checked != ele[i].defaultChecked ) return true;
		default:
			return false;
			break;
	}

}


function Querystring(qs) { // optionally pass a querystring to parse
	this.params = new Object()
	this.get=Querystring_get
	
	if (qs == null)
		qs=location.search.substring(1,location.search.length)

	if (qs.length == 0) return

// Turn <plus> back to <space>
// See: http://www.w3.org/TR/REC-html40/interact/forms.html#h-17.13.4.1
	qs = qs.replace(/\+/g, ' ')
	var args = qs.split('&') // parse out name/value pairs separated via &
	
// split out each name=value pair
	for (var i=0;i<args.length;i++) {
		var value;
		var pair = args[i].split('=')
		var name = unescape(pair[0])

		if (pair.length == 2)
			value = unescape(pair[1])
		else
			value = name
		
		this.params[name] = value
	}
}

function Querystring_get(key, default_) {
	// This silly looking line changes UNDEFINED to NULL
	if (default_ == null) default_ = null;
	
	var value=this.params[key]
	if (value==null) value=default_;
	
	return value
}		



function addLoadEvent(func) {
	var oldonload = window.onload;
	
	if (typeof window.onload != 'function') 
	{		
		window.onload = function() { func(); }
	} 
	else 
	{
		window.onload = function() 
		{
			if (oldonload) 
			{
				oldonload();
			}
			func();
		}
	}
}


function hideElement(element)
{
//	alert('removed');
	document.getElementById(element).style.display = 'none';
}

function switchCmsTab(toDisplay, toHide)
{
	if($(toDisplay).className == "hidden") 
	{
		$(toDisplay).className = "";
		$(toDisplay + "Li").className = "current";
		
		var toHides = toHide.split(",");
		
		for (var i = 0; i < toHides.length; i++)
		{
			$(toHides[i]).className = "hidden";
			$(toHides[i] + "Li").className = "";
		}
	}
}


function getElementsByClass(searchClass,node,tag) {
	var classElements = new Array();
	
	if(node == null )
		node = document;
	
	if(tag == null )
		tag = '*';
	
	var els = node.getElementsByTagName(tag);
	
	var elsLen = els.length;
	
	var pattern = new RegExp('(^|\\s)'+searchClass+'(\\s|$)');
	
	for (i = 0, j = 0; i < elsLen; i++) {
		if (pattern.test(els[i].className)) {
			classElements[j] = els[i];
			j++;
		}
	}
	
	return classElements;
}

function searchInput_init()
{
	var searchInputs = getElementsByClass('search', null, 'input');

	for(var i = 0; i < searchInputs.length; i++) {
		searchInputs[i].onfocus = searchInput__OnFocus;
		searchInputs[i].onblur = searchInput__OnBlur;
	}
}

function searchInput__OnFocus() {
    if(this.value == "Search...") {
		this.value = "";
	}
}

function searchInput__OnBlur() {
    if(this.value == "") {
		this.value = "Search...";
	}
}

function MacCss()
{
	if(navigator.userAgent.indexOf("Mac") != -1 && navigator.userAgent.indexOf("Firefox") != -1)
	{
		var multiSiteUrl = appRoot + "_Assets/css/MacFirefox.css";
		addStylesheet(multiSiteUrl);
		
		var companyUrl = appRoot + "_Assets/css/" + companyCss + "MacFirefox.css";
		addStylesheet(companyUrl);
	}

	if(navigator.userAgent.indexOf("Mac") != -1 && navigator.userAgent.indexOf("Safari") != -1)
	{
		var url = appRoot + "_Assets/css/MacSafari.css";
		addStylesheet(url);
	}
}

function addStylesheet(url)
{
	var link = document.createElement("link");
	link.setAttribute("href", url);
	link.setAttribute("rel", "stylesheet");
	link.setAttribute("type", "text/css");
	
	var head = document.getElementsByTagName("head")[0];
	head.appendChild(link);
}

addLoadEvent(MacCss);

/* Macromedia Rollover images */

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_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_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];} }