// date stuff used in cached pages
dayofweek= new Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday");
dayofmonth= new Array("","1st","2nd","3rd","4th","5th","6th","7th","8th","9th","10th","11th","12th","13th","14th","15th","16th","17th","18th","19th","20th","21st","22nd","23rd","24th","25th","26th","27th","28th","29th","30th","31st");
months= new Array("January","February","March","April","May","June","July","August","September","October","November","December");

// returns todays date as a formated string
function theDate(){
	var mydate=new Date();
	var year=mydate.getYear();
	if (year < 1000) year+=1900;
	var day=mydate.getDay();
	var month=mydate.getMonth();
	var daym=mydate.getDate();
	todaysDate="  "+dayofweek[day]+" "+dayofmonth[daym]+" "+months[month]+" "+year;
	return todaysDate;
}

// Search box validation used for both the search box and the main search page
function searchpagevalidate(ref) {
	if (ref.keyword.value != '')
		{
		return true;
		}
	else
		{
		alert('Need a keyword to \nsearch on!');
		return false;
		}
}
function gotoarticle(sel)
	{
		artID=sel.options[sel.selectedIndex].value;
		if (artID.length > 0){
			aURL="index.cfm?articleid="+artID;
			window.location.href = aURL;
		}
	}
	
//scripts used in the forum template
// check all fields have been entered.
function _forum_checkThreadForm(_forum_this) {
	if (_forum_this.forum_topic.value.length ==0) {
		alert("You must enter a Title.");
		return false;
	}
	if (_forum_this.forum_username.value.length ==0) {
		alert("You must enter your name to post to the forum.");
		return false;
	}
	if (_forum_this.forum_body.value.length ==0) {
		alert("In order to post you need to enter text into the message.");
		return false;
	}
	return true;
} 
//variables and functions used in the calendar template
var Days_in_Month = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
function monthchange(sel){
	mnth=sel.options[sel.selectedIndex].value;
	aform=sel.form;
	if(aform.aday != null){
		if (mnth =='2'){
			theYear=aform.ayear.options[aform.ayear.selectedIndex].value;
			Days_in_Month[1] = ((theYear % 400 == 0) || ((theYear % 4 == 0) && (theYear % 100 !=0))) ? 29 : 28;
		}
		for(i=27; i < Days_in_Month[mnth-1]; i++){
			aform.aday.options[i].text=i+1;
		}
		for(i=Days_in_Month[mnth-1]; i < 31; i++){
			aform.aday.options[i].text='';
		}
		checkday(aform);
	}
	changer(sel);
}

function checkday(aform){
	if (aform.aday.options[aform.aday.selectedIndex].text==''){
		aform.aday.options[eval(Days_in_Month[aform.amonth.selectedIndex]-1)].selected=true;
		aform.aday.focus();
	}
}

function changer(sel)
{
	aform=sel.form;
	dy=(aform.aday != null)?aform.aday.options[aform.aday.selectedIndex].value:1;
	mnth=aform.amonth.options[aform.amonth.selectedIndex].value;
	yer=aform.ayear.options[aform.ayear.selectedIndex].value;
	aid=aform.articleid.value;
	aURL="index.cfm?articleid="+aid+"&ayear="+yer+"&amonth="+mnth+"&aday="+dy;
	window.location.href = aURL;
}

// automatic print function
// (C) 2000 www.CodeLifter.com
// http://www.codelifter.com
// Free for all users, but leave in this  header

function printWindow(){
   bV = parseInt(navigator.appVersion);
   if (bV >= 4) window.print();
}

/**
 * This method walks through the DOM looking for anchors with a rel="external" attribute.
 * These anchors are then set to open in a new window.
 */
function externalLinks() {
	if (!document.getElementsByTagName) return;
	
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i < anchors.length; i++) {
		var anchor = anchors[i];
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") {
			anchor.target = "_blank";
			if (anchor.title) {
				anchor.title += ' - opens in a new browser window';
			}
		}
	}
	
	var forms = document.getElementsByTagName("form");
	for (var j=0; j <forms.length; j++) {
		var form = forms[j];
		if (form.getAttribute("id") != null && form.getAttribute("id").indexOf("pollform") == 0) {
			form.target = "_blank";
		}
	}
}

var actRemindMe;
function checkLogon() {
	var pW = document.getElementById('pword');
	if(pW && pW.value == '' && !actRemindMe) {
		alert('Invalid user name or password');
		return false;
	}
}

/*
	Find untracked links
*/
function gaTrackedLinks() {
	if (!document.getElementsByTagName) return;

	var anchors = document.getElementsByTagName("a");
	for (var i=0; i < anchors.length; i++) {
		var anchor = anchors[i];
		/*Mailto*/
		if (anchor.getAttribute("href") && anchor.getAttribute("href").substring(0,7) == "mailto:" && !anchor.getAttribute("onclick")) {
			var targetStr = anchor.href.substring(7);
			anchor.setAttribute("onclick", "_gaq.push(['_trackEvent','[Mailto]','[Click]','["+targetStr+"]'],['_trackPageview','/Mailto/Click/"+targetStr+"']);");
		}
		/*External*/
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") {
			var targetStr = anchor.href;
			anchor.setAttribute("onclick", "_gaq.push(['_trackEvent','[Link]','[Click]','["+targetStr+"]'],['_trackPageview','/Link/Click/"+targetStr+"']);");
		}
	}
}