function checkRequiredFields(oForm, arFields, arTitles){
	var sMessage = "Please fill in the following required fields:\n";
	for(var i = 0;i<arFields.length;i++){
		if(oForm[arFields[i]].value == ""){
			sMessage += "\n" + arTitles[i];
		}
	}
	
	if(sMessage != "Please fill in the following required fields:\n"){
		alert(sMessage);
		return false;
	}else return true;
}

function todaysDate(fmt){
	var sRetVal = "";
	var dtDate = new Date();
	
	switch(fmt){
		case 1:
			sRetVal = dtDate.getMonth()+1 + "/" + dtDate.getDate() + "/" + dtDate.getYear()
			break;
		
		case 2:
			sRetVal = GetMonth(dtDate.getMonth()) + " " + dtDate.getDate() + ", " + dtDate.getFullYear();
			break;
		
		case 3:
			sRetVal = dtDate.getMonth()+1 + "/" + dtDate.getDate() + "/" + dtDate.getFullYear()
			break;
				
		default:
			sRetVal = dtDate.toString();
	}
	return sRetVal;
}

//copied from CSScriptLib.js:

// Used for preloading images
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

userAgent = window.navigator.userAgent;
browserVers = parseInt(userAgent.charAt(userAgent.indexOf("/")+1),10);

//NOTE: may conflict with Prototype which adds the findElement function to several objects
// unfortunetly this is used by changeImages().
function findElement(n,ly) {
	d = document;
	if (browserVers < 4)		return d[n];
	if ((browserVers >= 6) && (d.getElementById)) {initImgID; return(d.getElementById(n))}; 
	var cd = ly ? ly.document : d;
	var elem = cd[n];
	if (!elem) {
		for (var i=0;i<cd.layers.length;i++) {
			elem = findElement(n,cd.layers[i]);
			if (elem) return elem;
		}
	}
	return elem;
}

// changeImages is used all over the place, including Security manager and several elements.
function changeImages() {
	d = document;
	if (d.images) {
		var img;
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			img = null;
			if (d.layers) {img = findElement(changeImages.arguments[i],0);}
			else {img = d.images[changeImages.arguments[i]];}
			if (img) {img.src = changeImages.arguments[i+1];}
		}
	}
}

// allong with other JS openWindow variations is used all over the place.
function openWindow(URL, windowTitle, windowWidth, windowHeight)
{
	var wide = screen.width;
	var high = screen.height;
	var xCoordinate = ((wide / 2) - (windowWidth / 2));
	var yCoordinate = ((high / 2) - (windowHeight / 2));
	var w = window.open(URL,windowTitle,"width=" + windowWidth + ",height=" + windowHeight + ",left=" + xCoordinate + ",top=" + yCoordinate + ",resizable=no,status=no,menubar=no,scrollbars=auto,innerheight=" + windowHeight + ",innerwidth=" + windowWidth + ",screenx=" + xCoordinate + ",screeny=" + yCoordinate + ",toolbar=no");
	w.focus();
	w.opener = window;
}

function openContactWindow(URL, windowTitle)
{
	var sWidth;
	var sHeight;
	
	sWidth = 420;
	sHeight = 555;

	var wide = screen.width;
	var high = screen.height;
	var xCoordinate = ((wide / 2) - (sWidth / 2));
	var yCoordinate = ((high / 2) - (sHeight / 2));
	var w = window.open(URL,windowTitle,"width=" + sWidth + ",height=" + sHeight + ",left=" + xCoordinate + ",top=" + yCoordinate + ",resizable=no,status=no,menubar=no,scrollbars=auto,innerheight=" + sHeight + ",innerwidth=" + sWidth + ",screenx=" + xCoordinate + ",screeny=" + yCoordinate + ",toolbar=no");
	w.focus();
	w.opener = window;
}
function openScrollingWindow(URL, windowTitle, windowWidth, windowHeight)
{
	var wide = screen.width;
	var high = screen.height;
	var xCoordinate = ((wide / 2) - (windowWidth / 2));
	var yCoordinate = ((high / 2) - (windowHeight / 2));
	var w = window.open(URL,windowTitle,"width=" + windowWidth + ",height=" + windowHeight + ",left=" + xCoordinate + ",top=" + yCoordinate + ",resizable=yes,status=yes,menubar=no,scrollbars=yes,innerheight=" + windowHeight + ",innerwidth=" + windowWidth + ",screenx=" + xCoordinate + ",screeny=" + yCoordinate + ",toolbar=no");
	w.focus();
	w.opener = window;
	w.resizeTo (windowWidth, windowHeight);
	
}

// Used in the body onload event, not sure what effect this has on browser performance, 
// will need to look at this. ERE 8/23/2007
var arImages = new Array();
var preloadFlag = false;
function preloadImages(arImages) {
	preloadFlag = false;
	if (document.images) {
		var img;
		
		for (var i=0;i<arImages.length;i++) {
			img = newImage(arImages[i]);		
		}
		preloadFlag = true;
	}
}

// Used to set the cursor focus to the first element on the form as defined by taborder
// Should be used more often! (from Dale) ERE 8/23/2007
function setFormFocus(sFormName){
	
	var sFieldName;
	
	if (sFormName != ""){
		if (document.forms[sFormName]){
			if (document.forms[sFormName].taborder && !$('elementeditor')){
				sFieldName = document.forms[sFormName].taborder.value;
				if (sFieldName != ""){
					document.forms[sFormName][sFieldName].focus();
				}
			}
		}
	}
}

// Used in the image prevew (element displays the image even while the element editor window is open)
// ERE 8/23/2007
function resizeImageWidth(form, imagename, imageasppath){
	if(form.width.value != ''){
		if(form.source.value.indexOf('.jpg') != -1){
			document.images[imagename].style.width=form.width.value;
			document.images[imagename].style.height=form.height.value;
			document.images[imagename].src = aspResizeImage(imageasppath, form.source.value, form.height.value, form.width.value);
		}else{
			document.images[imagename].style.width=form.width.value;
		}
	}else{
		if(form.source.value.indexOf('.jpg') != -1){
			document.images[imagename].style.width=form.width.value;
			document.images[imagename].style.height=form.height.value;
			document.images[imagename].src = aspResizeImage(imageasppath, form.source.value, form.height.value, form.width.value);
		}else{
			if(document.images[imagename].style.width != ''){
				document.images[imagename].style.width='auto';
			}
		}
	}
}

function resizeImageHeight(form, imagename, imageasppath){
	if(form.height.value != ''){
		if(form.source.value.indexOf('.jpg') != -1){
			document.images[imagename].style.width=form.width.value;
			document.images[imagename].style.height=form.height.value;
			document.images[imagename].src = aspResizeImage(imageasppath, form.source.value, form.height.value, form.width.value);
		}else{
			document.images[imagename].style.height=form.height.value;
		}
	}else{
		if(form.source.value.indexOf('.jpg') != -1){
			document.images[imagename].style.width=form.width.value;
			document.images[imagename].style.height=form.height.value;
			document.images[imagename].src = aspResizeImage(imageasppath, form.source.value, form.height.value, form.width.value);
		}else{
			if(document.images[imagename].style.height != ''){
				document.images[imagename].style.height='auto';
			}
		}
	}
}

function aspResizeImage(sResizer, sPath, iHeight, iWidth){
	return sResizer + escape(sPath) + "-" + iHeight + "x" + iWidth;
}

//copied from helppane.js:

// Used for the helpfull help button on the admin toolbar.
function DoHelp(help_url){

var W;
var H;
var sWD;
var sc=screen.width;
var agent = navigator.userAgent.toLowerCase();
var app = navigator.appName.toLowerCase();

//If screen width is 800 or less and this is not a mac, set width to 180, otherwise set to 230
W=(sc<= 800 && agent.indexOf("mac")==-1)?230:336;

// If using AOL then height = available height - 22 from top, Otherwise height = available height 
H=(agent.indexOf("windows")>0 && agent.indexOf("aol")>0) ? screen.availHeight-window.screenTop-22:screen.availHeight

//sWD="toolbar=0,status=0,menubar=0,width="+W+",height="+H+",left="+(sc-W)+",top=0,resizable=1";
sWD="toolbar=0,status=0,scrollbars=1,location=0,menubar=0,left="+(sc-W)+",top=0,resizable=1";


h_win=window.open(help_url,'help',sWD);
h_win.focus();
h_win.resizeTo(W,H);

//if not using a mac and not using netscape
if (h_win && agent.indexOf("mac")<0 && app.indexOf("netscape")<0) h_win.opener=self//*IE5+PC
//h_win.opener.focus();
h_win.opener.resizeTo((sc-W),H);
h_win.opener.moveTo(0,0);

}

//EOLAS IE flash workaround
function displayFlash(sSource, iHeight, iWidth, sQuality, sPlay, sParams, sLoop, sContentid, sClassid, sCodebase, sPluginspage) {
		document.write('<OBJECT classid="'+ sClassid + '" codebase="' + sCodebase + '" id="' + sContentid + '"');
		if(iWidth > 0){
			document.write(' width="'+ iWidth +'"');}
		if(iHeight > 0){
			document.write(' height="' + iHeight + '"');}
		document.write('">');
		document.write('<PARAM name="movie" value="' + sSource  + '">');
		document.write('<PARAM name="quality" value="' + sQuality +'">');
		document.write('<param name="play" value="' + sPlay + '" / >');
		document.write('<param name="wmode" value="transparent" / >');
		document.write('<param name="flashvars" value="' + sParams + '" />');
		document.write('<EMBED src="' + sSource  + '" quality="' + sQuality + '" pluginspage="' + sPluginspage + '" type="application/x-shockwave-flash" name="' + sContentid + '"');
		if(iWidth > 0){
			document.write(' width="'+ iWidth +'"');}
		if(iHeight > 0){
			document.write(' height="' + iHeight + '"');}
		document.write(' play="' + sPlay + '" loop="' + sLoop + '" autostart="' + sPlay + '" flashvars="' + sParams + '" wmode="transparent"');
		document.write('</EMBED>');
		document.write('</OBJECT>');
	
}