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

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		main_over = newImage("nav/main-over.gif");
		stats_over = newImage("nav/stats-over.gif");
		clients_over = newImage("nav/clients-over.gif");
		doctors_over = newImage("nav/doctors-over.gif");
		admin_over = newImage("nav/admin-over.gif");
		tests_over = newImage("nav/tests-over.gif");
		charts_over = newImage("nav/charts-over.gif");
		faxstat_over = newImage("nav/faxstat-over.gif");
		preloadFlag = true;
	}
}


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

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;
}

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_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function createTarget(t){
    window.open("",t, "width=400,height=365");
    return true;
}

function MM_popupMsg(msg) { //v1.0
  alert(msg);
}

<!--  
       function makeWin(url) {
       agent = navigator.userAgent;
       windowName = "Main";
       params  = "";
       params += "toolbar=no,";
       params += "location=0,";
       params += "directories=0,";
       params += "status=0,";
       params += "menubar=no,";
       params += "scrollbars=no,";
       params += "resizable=0,";
       params += "width=455,";
       params += "height=274";
       win = window.open(url, windowName , params);
	   win.focus([true]);
       if (agent.indexOf("Mozilla/2") != -1 && agent.indexOf("Win") == -1) {
           win = window.open(url, windowName , params);
           win.focus([true]);
       }
       if (!win.opener) {
           win.opener = window;
       }
   }
//--> 

var DefaultDomain = "potterminton.com"

function cloakemail(user,domain,DisplayText){

    var asciiMAILTO = "mailto:" 
    if (domain == null || domain== "" ){ domain = DefaultDomain}
    if (DisplayText == null || DisplayText== "" ){ DisplayText = user +'@' + domain;}
	document.write('<a href="../scripts/' + asciiMAILTO + user + '@' + domain + '">' + DisplayText + '</a>');
}

function cloakemail_no(user,domain,DisplayText){

    var asciiMAILTO = "mailto:" 
    if (domain == null || domain== "" ){ domain = DefaultDomain}
    if (DisplayText == null || DisplayText== "" ){ DisplayText = user +'@' + domain;}
	document.write(DisplayText);
}




function cloakemail_img(user,domain){


    var asciiMAILTO = "mailto:" 
    if (domain == null || domain== "" ){ domain = DefaultDomain}
    document.write('<a href="../scripts/' + asciiMAILTO + user + '@' + domain + '">');

}

function cloakemail_img2(user,domain,imgPath,imgWidth,imgHeight){

 

    var asciiMAILTO = "mailto:" 
    if (domain == null || domain== "" ){ domain = DefaultDomain}
    document.write('<a href="' + asciiMAILTO + user + '&#64;' + domain + '"><img border="0" src="../scripts/'+imgPath+'" width="'+imgWidth+'" height="'+imgHeight+'"></a>');

}

function changeCase(frmObj) {
var index;
var tmpStr;
var tmpChar;
var preString;
var postString;
var strlen;
tmpStr = frmObj.value.toLowerCase();
strLen = tmpStr.length;
if (strLen > 0)  {
for (index = 0; index < strLen; index++)  {
if (index == 0)  {
tmpChar = tmpStr.substring(0,1).toUpperCase();
postString = tmpStr.substring(1,strLen);
tmpStr = tmpChar + postString;
}
else {
tmpChar = tmpStr.substring(index, index+1);
if (tmpChar == " " && index < (strLen-1))  {
tmpChar = tmpStr.substring(index+1, index+2).toUpperCase();
preString = tmpStr.substring(0, index+1);
postString = tmpStr.substring(index+2,strLen);
tmpStr = preString + tmpChar + postString;
         }
      }
   }
}
frmObj.value = tmpStr;
}


function tmt_formAction(f,p){
	if(MM_findObj(f)){eval("MM_findObj('"+f+"').action='"+p+"'");}
}

function DataValidation()
{
if (document.newsform.email.value == "email") {
alert("Please enter your email");
document.newsform.email.focus();
return false;
}	
	
if ((document.newsform.email.value == "" ||
document.newsform.email.value.indexOf('@', 0) == 
-1) || document.newsform.email.value.indexOf('.') 
== -1) 
{
alert("The e-mail entered is empty or invalid!");
document.newsform.email.focus();
return false;
}
return true;
}

function ConValidation()
{
if (document.formc.name.value == "") {
alert("Please enter your name!");
document.formc.name.focus();
return false;
}
if ((document.formc.email.value == "" ||
document.formc.email.value.indexOf('@', 0) == 
-1) || document.formc.email.value.indexOf('.') 
== -1) 
{
alert("The e-mail entered is empty or invalid!");
document.formc.email.focus();
return false;
}

if (document.formc.comments.value == "") {
alert("Please enter your comments");
document.formc.comments.focus();
return false;
}

return true;
}