//**************************************************/
//	File:			incPage.js		
//	Author(s):		KS
//  Created:		11/04/2004	
//	Description:	Onclicks for administering a page, and dynamic nav menu functions
//	Dependencies:
//	Functions:		
//	Notes:
//	TODO:		
//	History:
//		
//**************************************************/

var g_LinkArray = new Array() // list of all links on the page
var g_TargetArray = new Array() // list of all targets on the page


function EditChangeStyle(Object,StyleClass)
{
	Object.className=StyleClass;
}

function EditArea(Object,PageID,RegionID)
{	
	var win;
		
	if (typeof(OrgID)=='undefined' || typeof(LangID)=='undefined') return;
	
	var address = GetAppRootAddress()
	
    if (document.all)
        var xMax = screen.width, yMax = screen.height;
    else
        if (document.layers)
            var xMax = window.outerWidth, yMax = window.outerHeight;
        else
            var xMax = 640, yMax=480;
	
    var xOffset = (xMax - 640)/2;
    var yOffset = (yMax - 480)/2;
    var URL
    URL=address + "/Common/ContentManagement/FCKEditor/index.asp?PageID="+PageID+"&RegionID="+RegionID+"&folder=/Images"; 	
	URL+="&OrgID=" + OrgID + "&LangID=" + LangID;
	EditObject=Object;
	win=window.open(URL,"Editor","width=640,height=480,screenX="+xOffset+",screenY="+yOffset+",top="+yOffset+",left="+xOffset+"");	
	win.focus();
	
}

function AddResource(PageID, RegionID)
{
	var win;
		
	var URL = GetAppRootAddress() + "/Resources/conAddResource.asp?PageID="+PageID+"&RegionID="+RegionID;	
	win=window.open(URL,"Resources", "width=450,height=300,scrollbars=yes");	
	win.focus();
}

function GetAppRootAddress()
{
	var h = document.location.href.toLowerCase(); // get the entire server address
	var idx = h.indexOf("/resourcecentre");
	
	if (idx!=-1)
	{
		h = (h.slice(0, idx + 15));
	}
	else
	{
		h = h.slice(0, h.indexOf("/"));
	}
	return h;
	
}

//--------------------------------------------------------------------------------------
//Public Function SaveHREF()
//Usage:	Temporarily stores all the link locations.
//
//Input:	None
//Output:	None
//Notes:	
	
function SaveHREF()
{
	for (var i=0; i<document.links.length; i++) {
		g_LinkArray[i]=document.links[i].toString()
		g_TargetArray[i]=document.links[i].target.toString()
	}
}

//--------------------------------------------------------------------------------------
//Public Function RestoreHREF()
//Usage:	Resets all links back to their original values
//
//Input:	None
//Output:	None
//Notes:	

function RestoreHREF()
{
	var prefix;
	
	for (var i=0; i<document.links.length; i++) 
		{    
        // Takes first 3 chars from the name
        //prefix=document.links[i].name.slice(0,3);
        //if (prefix!="NEL") { // All links that remain clickable are named using the NEL prefix
			//document.links[i].onclick = '';
			document.links[i].href = g_LinkArray[i];
			document.links[i].target = g_TargetArray[i];
		//}
    }

}

//--------------------------------------------------------------------------------------
//Public Function DisableHREF()
//Usage:	Changes all links without a NEL prefix in their name to links that do nothing.
//          This is to prevent errors that occured when trying to edit content that had links
//          embedded in it.
//
//Input:	None
//Output:	None
//Notes:	

function DisableHREF() 
{
	var prefix;
	
	for (var i=0; i<document.links.length; i++) 
		{    
        /*if (document.links[i].name!=null) {
			prefix=document.links[i].name.slice(0,3); // looks for the NEL prefix
        } else
			prefix="";
		}
        if (prefix!="NEL") {*/
			//document.links[i].onclick = '';		
			document.links[i].href = 'javascript:;'; //nullifies the link
			document.links[i].target = '';
		//}
    }
	
}

//--------------------------------------------------------------------------------------
//Public Function InitPage(mode, bInitNav)
//Usage:	Saves all links and disables them if in design mode
//			else updates dynamic menu
//Input:	None
//Output:	None
//Notes:	

function initPage(mode, bInitNav)
{	
	
	// disabled links if in page edit mode
	if (mode==1) {
		// Save all the links if the user is in design mode
			SaveHREF()
		// Disable all links 
		DisableHREF()
	}
	else if (mode==0)
	{
		if (bInitNav) 
		{
			initNav();
			initLeftNav();
		}

		if (typeof(g_fontSize)!='undefined') 
		{
		
			g_fontSize = GetFontSize();

			if (g_fontSize!="") SetFontSize(parseInt(g_fontSize));
		}
		
		if (document.location.href.indexOf("designmode=3")!=-1)
		{

		}
	}
	
}

function initNav()
{

	// get the current page address and remove any extra parameters
	var thispage = document.location.href.toLowerCase();	
	var thisfolder = thispage.slice(thispage.indexOf("/content/")+9);
	var menu = document.getElementById("MainNav");
	var selLink = null;
			
	if (typeof(menu)!='undefined')
	{
		if (menu!=null)
		{
			var arrMenuLinks = menu.getElementsByTagName("A");
	
			if (thisfolder.indexOf("/")!=-1)
			{
				thisfolder = thisfolder.slice(0, thisfolder.indexOf("/")).replace(/%20/gi, " ");
					
				var linkname;
					
				for (var i=0; i<arrMenuLinks.length; i++)
				{									
					linkname = arrMenuLinks[i].childNodes[0].nodeValue.toLowerCase(); // get the title of the link
					linkname = linkname.replace("&", "and"); // yeah
					linkname = linkname.replace(/[^\da-zA-Z\- _]/gi, ""); // remove non letters and invalid chars
																	
					if (linkname==thisfolder)
					{
						arrMenuLinks[i].className="MainNavLinkSelected";
						break;
					}
				}
			}
		}
		/*else
		{
			var arrMenuLinks = menu.getElementsByTagName("A");
			if (arrMenuLinks.length>0) selLink = arrMenuLinks[0];
		}*/
	}	
}

function initLeftNav()
{
	var href = document.location.href.toLowerCase();
	href = href.slice(0, href.indexOf(".asp") + 4);
	
	var menu = document.getElementById("SubNavMenu");
			
	if (typeof(menu)!='undefined')
	{
		if (menu!=null)
		{
			var arrMenuLinks = menu.getElementsByTagName("A");
			var url;
						
			for (var i=0; i<arrMenuLinks.length; i++)
			{									
				if (arrMenuLinks[i].className!==null && arrMenuLinks[i].className.toLowerCase().indexOf("nav")!=-1)
				{
					url = arrMenuLinks[i].href.toLowerCase(); // get the url of the link
					url = url.replace(" ", "%20"); // replace spaces with escaped characters
					url = url.slice(0, url.indexOf(".asp") + 4);													
				
					if (url==href)
					{
						arrMenuLinks[i].className="SubNavSelectedrs"
						return;
					}
				}
			}
		}
	}
}


function AdjustFontSize()
{
	var sz = parseInt(g_fontSize);
	
	if (isNaN(sz)) sz = 100;
	if (sz+25>175) sz = 100;
	
	SetFontSize(sz+25);
}

function SetFontSize(sz) 
{		
	document.cookie = "fsize=" + sz +"; path=/";

	var arrSize = Array("smaller", "small", "medium");
	if (!document.all) arrSize = Array("small", "medium", "large");
	
	g_fontSize = sz;
	
	if (sz==125)
		document.body.style.fontSize = arrSize[1];
	else if (sz==150) 
		document.body.style.fontSize = arrSize[2];
	else
		document.body.style.fontSize = arrSize[0];

	

	// can this be done better?  Probably
	var arrTable = document.getElementsByTagName("TABLE");

	for (var i=arrTable.length-1; i>-1; i--)
	{

		//if (typeof(arrTable[i].parentNode.id)!='undefined' && arrTable[i].parentNode.id=="MainNav") return;
	
		var arrTD = arrTable[i].getElementsByTagName("TD");

		for (var j=0; j<arrTD.length; j++) arrTD[j].style.fontSize = document.body.style.fontSize;
	}
	
	
}

function GetFontSize() {
	var nameEQ = "fsize=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf("fsize") == 0) return c.substring(nameEQ.length,c.length);
	}
	return "";
}