function doNothing()
{
}

function validate()
{
}

var bn=navigator.appName;
var vn=navigator.appVersion;

//
Today=new Date();

function ImageSwap( what, image ) {
  what.src=image;
}

function confirmLink(theLink, theMessage)
{
    var confirmMsg  = 'Do you really want to ';
    // Confirmation is not required in the configuration file
    if (confirmMsg == '') {
        return true;
    }

    var is_confirmed = confirm(confirmMsg + ' :\n' + theMessage);
    if (is_confirmed) {
        theLink.href += '&is_js_confirmed=1';
    }

    return is_confirmed;
} // end of the 'confirmLink()' function

function findPosX( obj )
{
    var curleft = 0;
    if ( document.getElementById || document.all )
    {
        while ( obj.offsetParent )
        {
            curleft += obj.offsetLeft
            obj = obj.offsetParent;
        }
    }
    else if ( document.layers )
        curleft += obj.x;
    return curleft;
}

function findPosY( obj )
{
    var curtop = 0;
    if ( document.getElementById || document.all )
    {
        while ( obj.offsetParent )
        {
            curtop += obj.offsetTop
            obj = obj.offsetParent;
        }
    }
    else if ( document.layers )
        curtop += obj.y;
    return curtop;
}

var panetiming;
var panevis = null;


function PopupPaneShow( pane, topmenu, offsetx, offsety )
{
    PopupPaneHalt();
    if ( document.getElementById || document.all )
    {
        document.getElementById( pane ).style.top        = findPosY( document.getElementById( topmenu ) ) + offsety;
        document.getElementById( pane ).style.left       = findPosX( document.getElementById( topmenu ) ) + offsetx;
        document.getElementById( pane ).style.visibility = 'visible';
        document.getElementById( pane ).style.display    = 'inline';
    }
    if ( panevis != null && panevis != pane )
        PopupPaneHide( panevis );
    panevis = pane;
}

function PopupPaneHide( pane )
{
    if ( document.getElementById || document.all )
        document.getElementById( pane ).style.visibility = 'hidden';
}

function PopupPaneTimeout()
{
    if ( panetiming )
        clearTimeout( TO );
    panetiming = true;
    TO     = setTimeout( 'PopupPaneHide( panevis )', 1000 );
}

function PopupPaneHalt()
{
    if ( panetiming )
    {
        clearTimeout( TO );
        panetiming = false;
    }
}

function cgInit() {
    MM_preloadImages();
}

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 funcValidation(){
	if (document.forms.frmMail.firstName.value==''){
		alert('Please enter your first name.');
		document.forms.frmMail.firstName.focus;
		return true;
	}
	if (document.forms.frmMail.emailAddress.value==''){
		alert('Please enter your email address.');
		document.forms.frmMail.emailAddress.focus;
		return true;
	}
	if (emailCheck(document.forms.frmMail.emailAddress.value) != true){
		return true;
	}
	if (document.forms.frmMail.Topic.selectedIndex==''){
		alert('Please select a topic.');
		return true;
	}
	if (document.forms.frmMail.Message.value==''){
		alert('Please enter your message.');
		document.forms.frmMail.Message.focus;
		return true;
	}
}

function funcSubmit(){
	if (funcValidation()!=true){
		document.frmMail.submit();
	}
}


function emailCheck (emailStr) {
var emailPat=/^(.+)@(.+)$/
var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
var validChars="\[^\\s" + specialChars + "\]"
var quotedUser="(\"[^\"]*\")"
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
var atom=validChars + '+'
var word="(" + atom + "|" + quotedUser + ")"
var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
var matchArray=emailStr.match(emailPat)

if (matchArray==null) {
	alert("Email address seems incorrect (check @ and .'s)")
	return false
	}
var matchArray=emailStr.match(emailPat)
if (matchArray==null) {
	alert("Email address seems incorrect (check @ and .'s)")
	return false
}

var user=matchArray[1]
var domain=matchArray[2]
if (user.match(userPat)==null) {
    alert("The username doesn't seem to be valid.")
    return false
}

var IPArray=domain.match(ipDomainPat)
if (IPArray!=null) {
	  for (var i=1;i<=4;i++) {
	    if (IPArray[i]>255) {
	        alert("Destination IP address is invalid!")
		return false
	    }
    }
    return true
}

var domainArray=domain.match(domainPat)
if (domainArray==null) {
	alert("The domain name doesn't seem to be valid.")
    return false
}

var atomPat=new RegExp(atom,"g")
var domArr=domain.match(atomPat)
var len=domArr.length
if (domArr[domArr.length-1].length<2 ||
    domArr[domArr.length-1].length>3) {
   alert("The address must end in a three-letter domain, or two letter country.")
   return false
}

if (len<2) {
   var errStr="This address is missing a hostname!"
   alert(errStr)
   return false
}

// If we've gotten this far, everything's valid!
return true;
}