var bPageIsLoaded = false;
/***********************************************************************
************************************************************************/
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];}
}
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;
}
/***********************************************************************
*
* setCookie -	Generic Set Cookie routine
*
* Input: sName	 -	Name of cookie to create
*	 sValue	 -	Value to assign to the cookie
*	 sExpire -	Cookie expiry date/time (optional)
*
* Returns: null
*
************************************************************************/

function setCookie(sName, sValue, sExpire) 
    {
    var sCookie = sName + "=" + escape(sValue) +"; path=/";	// construct the cookie
    if (sExpire)
    	{
    	sCookie += "; expires=" + sExpire.toGMTString();	// add expiry date if present
    	}
    document.cookie = sCookie;					// store the cookie
    return null;
    }

/***********************************************************************
*
* getCookie	-	Generic Get Cookie routine
*
* Input: sName	-	Name of cookie to retrieve
*
* Returns:		Requested cookie or null if not found
*
************************************************************************/

function getCookie(sName) 
    {
    var sCookiecrumbs = document.cookie.split("; "); 	// break cookie into crumbs array
    var sNextcrumb
    for (var i=0; i < sCookiecrumbs.length; i++) 
	{
	sNextcrumb = sCookiecrumbs[i].split("=");	// break into name and value
	if (sNextcrumb[0] == sName)			// if name matches
	    {
	     return unescape(sNextcrumb[1]); 		// return value
	    }
	}
	return null;
    }
/***********************************************************************
*
* PTTPShowPopUp		-	creates pop up window
*
* Input: sUrl		-	URL of page to display
*			nWidth	-	Width of window
*			nHeight	-	Height of window
*
* Returns:				nothing
*
************************************************************************/

function PTTPShowPopUp(sUrl, nWidth, nHeight)
  	{  
	window.open(sUrl, 'PTTPPopup', 'width=' + nWidth + ',height=' + nHeight + ',scrollbars, resizable');
	if (!bPageIsLoaded)
		{
		window.location.reload(true);
		}
	}
	
/***********************************************************************
*
* saveReferrer -	Saves the referrer to a Cookie
*
* Input: 		nothing
*
* Returns:		null
*
************************************************************************/

function saveReferrer() 
    {
    var bSetCookie = false;
    if (parent.frames.length == 0)					// No FrameSet
		{
		bSetCookie = true;
		}
    else														// FrameSet in use
		{
		var bCatalogFrameSet = false;
		for (var nFrameId = parent.frames.length; nFrameId > 0; nFrameId--)
			{
			if (parent.frames[nFrameId - 1].name == 'CatalogBody')	// Catalog FrameSet used
				{
				bCatalogFrameSet = true;
				break;
				}
			}
		if (bCatalogFrameSet)							// Catalog FrameSet
			{
			if (window.name=='CatalogBody')			// and this is the CatalogBody frame
				{
				bSetCookie = true;
				}
			}
		else													// Not Catalog FrameSet
			{
			bSetCookie = true;
			}
		}
    if (bSetCookie)
		{
		var sUrl = document.URL;
		var nHashPos = sUrl.lastIndexOf("#");		// Look for URL anchor
		if (nHashPos > 0)									// if it exists
		    {
		    sUrl = sUrl.substring(0,nHashPos);		// then remove it
		    }
		setCookie("ACTINIC_REFERRER", sUrl);		// Emulates HTTP_REFERER
		}
	    return null;
	    }
