/*------------------------------------------------------------
	With many thanks to Seth Van Booven
	of The Sacramento Bee
	Modified by Chris Yates, The Island Packet
	Nov 12, 2002
------------------------------------------------------------*/

/*----------------------------------------
	Init layers for 4+ Browsers
----------------------------------------*/

agt = navigator.userAgent.toLowerCase();
w3c = (document.getElementById) ? true : false;
xxx = ((agt.indexOf('opera') != -1) || (agt.indexOf('webtv') != -1) || (agt.indexOf('omniweb') != -1)) ? true : false;

ieX = ((agt.indexOf('msie')  != -1) && w3c && !xxx) ? true : false;
ie4 = ((agt.indexOf('msie')  != -1) && (document.all) && !w3c && !xxx) ? true : false;
ns6 = ((agt.indexOf('gecko') != -1) && w3c && !xxx) ? true : false;
ns4 = (document.layers && !w3c && !xxx) ? true : false;


/*----------------------------------------
	Function to Show Layers
----------------------------------------*/

function show(id) {
	if (w3c) {
		document.getElementById(id).style.visibility = 'visible';
	}
	else if (ns4) {
		document.layers[id].visibility = 'show';
	}
	else if (ie4) {
		document.all[id].style.visibility = 'visible';
	}
}


/*----------------------------------------
	Function to Hide Layers
----------------------------------------*/

function hide(id) {
	if (w3c) {
		document.getElementById(id).style.visibility = 'hidden';
	}
	else if (ns4) {
		document.layers[id].visibility = 'hide';
	}
	else if (ie4) {
		document.all[id].style.visibility = 'hidden';
	}
}




/*----------------------------------------
	Dynamic Browser Specific CSS
----------------------------------------*/

browser = navigator.appName;
os = navigator.platform;
netscape = 'Netscape';
mac = 'MacPPC';
	
if((w3c || ie4) && os == mac && !ns6) {
	document.write('<link rel="stylesheet" type="text/css" href="/css/v-iemac/index.css">');
}
else if (ns6) {
	document.write('<link rel="stylesheet" type="text/css" href="/css/v-ns6/index.css">');
} 
else if (browser == netscape && os == mac) {
	document.write('<link rel="stylesheet" type="text/css" href="/css/v-ns4rd/index.css">');
}
else if (ns4) {
	document.write('<link rel="stylesheet" type="text/css" href="/css/v-ns4rd/index.css">');
}
else if (ie4) {
	document.write('<link rel="stylesheet" type="text/css" href="/css/v-iewin/index.css">');
}
else if (ns6 && os == mac) {
	document.write('<link rel="stylesheet" type="text/css" href="/css/v-ns6mac/index.css">');
}
else {
	document.write('<link rel="stylesheet" type="text/css" href="/css/index.css">');
}


/*----------------------------------------
	Netscape Resize Css Fix 
	- thanx to the 
	  supa fresh Dan Steinman
----------------------------------------*/

function CSSfix() {
	if (document.self.CSSfix.initWindowWidth != window.innerWidth || document.self.CSSfix.initWindowHeight != window.innerHeight) {
		document.location = document.location;
	}
}

function CSSfixCheckIn() {
	if ((navigator.appName == 'Netscape') && (parseInt(navigator.appVersion) == 4)) {
		if (typeof document.self == 'undefined') {
			document.self = new Object;
		}
		if (typeof document.self.self_scaleFont == 'undefined') {
			document.self.CSSfix = new Object;
			document.self.CSSfix.initWindowWidth = window.innerWidth;
			document.self.CSSfix.initWindowHeight = window.innerHeight;
		}
		window.onresize = CSSfix;
	}
}

CSSfixCheckIn()

/*----------------------------------------
  GENERIC WINDOW OPENER
----------------------------------------*/
function openWin(url,name,options)  {
win = window.concat(url,name,options);
self.name = "main";
win.focus();
}

/*----------------------------------------
  GENERIC COOKIE SCRIPT (Next 3 functions)
----------------------------------------*/

function getCookieVal(offset) {
 var endstr=document.cookie.indexOf(";",offset);
 if (endstr==-1)
 endstr=document.cookie.length;
 return unescape(document.cookie.substring(offset,endstr));
}
function GetCookie(cname) {
 var arg=cname+"="; var alen=arg.length;
 var clen=document.cookie.length; var i=0;
 while (i<clen) {
	var j=i+alen;
	if (document.cookie.substring(i,j)==arg) return getCookieVal (j);		i=document.cookie.indexOf(" ",i)+ 1;
	if (i==0) break;
 } return null;
}
function SaveCookie(cname,cvalue,cdays,cpath) {
 ex=new Date; ex.setTime(ex.getTime()+(cdays*86400000));
 if (cpath == null) { cpath = "" } else { cpath= "; path="+cpath }
 document.cookie=cname+'='+cvalue+'; expires='+ex.toGMTString()+cpath;
}

/*----------------------------------------
	Function to Display Tabs 
----------------------------------------*/
/*
tabs  = new Array ('tab01H', 'tab02H', 'tab03H');
datas = new Array ('data01', 'data02', 'data03');

function display(id) 
	{
	for (var i = 0; i < tabs.length; i++) 
		{
		if (tabs[i] == id) 
			{
			show(tabs[i]);
			show(datas[i]);
			}
		else 
			{
			hide(tabs[i]);
			hide(datas[i]);
			}
		}
	}
*/
/*----------------------------------------
	Init Events and Objects 
	- on Window Load
----------------------------------------*/
/*
function init() {
	initEvents();
}

window.onload = init;
*/

/*----------------------------------------
	Generic Redirect 
----------------------------------------*/
function go(form) { 
           baseLocation = form.gotoURL.options[form.gotoURL.selectedIndex].value
           if (baseLocation == ".") { return }
           if (baseLocation.substring(0,5) != "http:") { 
                   baseLocation = "" + baseLocation 
           }
           window.location = baseLocation
   }

/*----------------------------------------
	Change Font Size 
----------------------------------------*/
function ChangeFontSize(id, size) {
    document.getElementById(id).style.fontSize = size + "px";
    var lineheight = size*1.3;
    document.getElementById(id).style.lineHeight = lineheight + "px";
    SaveCookie("fontsize_bg",size,365);
}

function CheckFontSize() {
	if (GetCookie('fontsize_bg')) { //see if cookie already exists
		var fontsize = GetCookie('fontsize_bg');
		if (fontsize != 13) {
		ChangeFontSize('body_text',fontsize);
		}
	}
}

/*----------------------------------------
	Photo Gallery popup 
----------------------------------------*/
function goGallery(url)  {
    galleryWindow =
window.concat(url,'gallerypopup','status=yes,width=600,height=450,scrollbars=auto,resizable=yes');
}