function setcontent(a,b,c)
{
if (b == c)
	{
	a.value = '';
	}
if (b == '')
	{
	a.value = c;
	}
}

function checkThisForm(formname, submitbutton, errors) {
  if (errors == '') {
   // eval(formname+'.'+submitbutton+'.disabled=true');
    eval('document.'+formname+'.submit()');
  } else {
    alert(errors);
  }
}

function checkText(formname, textboxname, displaytext) {
  var localerror = '';
  if(Trim(eval('document.'+formname+'.'+textboxname+'.value'))=='') {
    localerror =  '- '+displaytext+' is Required.\n';
  } else localerror = '';
  return localerror;
}

function checkNum(formname, textboxname, displaytext) {
  var localerror = '';
  if(isNaN(eval('document.'+formname+'.'+textboxname+'.value'))) {
    localerror =  '- '+displaytext+' Should Be A Number With No Spaces.\n';
  } else localerror = '';
  return localerror;
}

function checkSpaces(formname, textboxname, displaytext) {
  var valid = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_'; // define valid characters
  var localerror = '';
  if(!isValid(Trim(eval('document.'+formname+'.'+textboxname+'.value')), valid)) {
    localerror =  '- '+displaytext+' Should Not Contain Spaces.\n';
  } else localerror = '';
  return localerror;
}

function checkSelect(formname, selectboxname, displaytext) {
  var localerror = '';
  if(eval('document.'+formname+'.'+selectboxname+'.selectedIndex')==0) {
    localerror =  '- '+displaytext+' is Required.\n';
  } else localerror = '';
  return localerror;
}

function getRadio(formname, radioname, displaytext) {
  for (var i=0; i < eval('document.'+formname+'.'+radioname+'.length'); i++) {
    if (eval('document.'+formname+'.'+radioname+'[i].checked')) {
      var rad_val = eval('document.'+formname+'.'+radioname+'[i].value');
      return rad_val;
    }
  }
}

function checkRadio(formname, radioname, displaytext) {
  var localerror = '';
  var rad_val    = '';
  for (var i=0; i < eval('document.'+formname+'.'+radioname+'.length'); i++) { //check every radio button by that name
    if (eval('document.'+formname+'.'+radioname+'[i].checked'))  { //if it is checked
      rad_val += '-';
      }	else rad_val += '';
      }
    if (rad_val=='') {
      localerror =  '- '+displaytext+' is Required.\n';
    }
  return localerror;
}

function autoComplete (field, select, property) {
/*onKeyUp="autoComplete(this,this.form.selectboxname,'value',false)" - add this to textbox where you are typing*/
  var found = false;
  for (var i = 0; i < select.options.length; i++) {
    if (select.options[i][property].toUpperCase().indexOf(field.value.toUpperCase()) == 0) {
      found=true; break;
    }
  }
  if (found) {
    select.selectedIndex = i;
  } else {
    select.selectedIndex = -1;
  }
  if (field.createTextRange) {
    if (!found) {
      field.value=field.value.substring(0,field.value.length-1);
      return;
    }
    var cursorKeys ="8;46;37;38;39;40;33;34;35;36;45;";
    if (cursorKeys.indexOf(event.keyCode+";") == -1) {
      var r1 = field.createTextRange();
      var oldValue = r1.text;
      var newValue = found ? select.options[i][property] : oldValue;
      if (newValue != field.value) {
        field.value = newValue;
        var rNew = field.createTextRange();
        rNew.moveStart('character', oldValue.length) ;
        rNew.select();
      }
    }
  }
}

function Trim(s) {
  while ((s.substring(0,1) == ' ') || (s.substring(0,1) == '\n') || (s.substring(0,1) == '\r')) {
    s = s.substring(1,s.length);
  }
  while ((s.substring(s.length-1,s.length) == ' ') || (s.substring(s.length-1,s.length) == '\n') || (s.substring(s.length-1,s.length) == '\r')) {
    s = s.substring(0,s.length-1);
  }
  return s;
}

function isValid(string,allowed) {
//  var valid = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; // define valid characters
    for (var i=0; i< string.length; i++) {
      if (allowed.indexOf(string.charAt(i)) == -1) return false;
    }
    return true;
}


function wdwpopup(url,name,w,h)
{
	window.open(url,'popup','width='+w+',height='+h+',scrollbars=no, location=no,statusbar=no');
}

function wdwpopup_press(url,caption)
{
	window.open('GalleryPopup.asp?'+url+'?'+caption,'popup','width=200,height=200,scrollbars=no, location=no,statusbar=no');
}

function swapimg(img,what)
{
	document.getElementById(img).src = what
}

function countdown_clock(year, month, day, hour, minute, format)
 {
 //I chose a div as the container for the timer, but
 //it can be an input tag inside a form, or anything
 //who's displayed content can be changed through
 //client-side scripting.
 countdown(year, month, day, hour, minute, format);                
 }
 
 function playMediaClip(mediaClipId) {
 var winL = (screen.width - 300) / 2;
 var winT = (screen.height - 200) / 2;
 window.open( '/includes/playmedia.asp?id=' + mediaClipId , 'playMediaClip' , 'width=300, height=200, top=' + winT + ', left=' + winL + ', resizable=yes, scrollbars=no, toolbar=no, location=no, directories=no, status=no, menubar=no, copyhistory=no');
 return false;
}
 
function countdown(year, month, day, hour, minute, format)
 {
 Today = new Date();
 Todays_Year = Today.getFullYear() - 2000;
 Todays_Month = Today.getMonth() + 1;                  
 
 //Convert both today's date and the target date into miliseconds.                           
 Todays_Date = (new Date(Todays_Year, Todays_Month, Today.getDate(), 
                         Today.getHours(), Today.getMinutes(), Today.getSeconds())).getTime();                                 
 Target_Date = (new Date(year, month, day, hour, minute, 00)).getTime();                  
 
 //Find their difference, and convert that into seconds.                  
 Time_Left = Math.round((Target_Date - Todays_Date) / 1000);
 
 if(Time_Left < 0)
    Time_Left = 0;
			
 switch(format)
       {
       case 0:
            //The simplest way to display the time left.
            document.getElementById('cntdwn').innerHTML = Time_Left + ' seconds';
            break;
       case 1:
            //More datailed.
            days = Math.floor(Time_Left / (60 * 60 * 24));
            Time_Left %= (60 * 60 * 24);
            hours = Math.floor(Time_Left / (60 * 60));
            Time_Left %= (60 * 60);
            minutes = Math.floor(Time_Left / 60);
            Time_Left %= 60;
            seconds = Time_Left;
            
            dps = 's'; hps = 's'; mps = 's'; sps = 's';
            //ps is short for plural suffix.
            if(days == 1) dps ='';
            if(hours == 1) hps ='';
            if(minutes == 1) mps ='';
            if(seconds == 1) sps ='';
            
            document.getElementById('cntdwn').innerHTML = '<br/>' + days + ' day' + dps + ' ';
            document.getElementById('cntdwn').innerHTML += ' ' +hours + ' hr' + hps + ' ';
            document.getElementById('cntdwn').innerHTML += ' ' + minutes + ' min' + mps + ' ';
            document.getElementById('cntdwn').innerHTML += ' ' + seconds + ' sec' + sps + ' ';
            break;
       default: 
            document.getElementById('cntdwn').innerHTML = Time_Left + ' seconds';
       }
       
 //Recursive call, keeps the clock ticking.
 setTimeout('countdown(' + year + ',' + month + ',' + day + ',' + hour + ',' + minute + ',' + format + ');', 1000);
}

// JavaScript File
function emailCheck (emailStr) {

var checkTLD=1;

var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;

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 user=matchArray[1];
var domain=matchArray[2];

for (i=0; i<user.length; i++) {
if (user.charCodeAt(i)>127) {
alert("Ths username contains invalid characters.");
return false;
   }
}
for (i=0; i<domain.length; i++) {
if (domain.charCodeAt(i)>127) {
alert("Ths domain name contains invalid characters.");
return false;
   }
}

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 atomPat=new RegExp("^" + atom + "$");
var domArr=domain.split(".");
var len=domArr.length;
for (i=0;i<len;i++) {
if (domArr[i].search(atomPat)==-1) {
alert("The domain name does not seem to be valid.");
return false;
   }
}

if (checkTLD && domArr[domArr.length-1].length!=2 && 
domArr[domArr.length-1].search(knownDomsPat)==-1) {
alert("The address must end in a well-known domain or two letter " + "country.");
return false;
}

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

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

var dpopTimer = "";

function showDownloadPopup(e) {
	var popDownload = document.getElementById('dpop');
	var btnDownload = document.getElementById('download');

	if (moveanim.timer != null) {
		clearInterval(moveanim.timer);
		moveanim.timer = null;
	}

	// Determine where we should pop up in relation to the download button

	position = findElementPos(btnDownload);
	popDownload.style.top = (position[1] - (popDownload.offsetHeight - 40)) +"px";
	popDownload.style.left = "5" + "px";

	// If already trigger a rollover, cancel it because we're back in

	if (dpopTimer != "")
	{
		clearTimeout(dpopTimer);
		dpopTimer = "";
	} else {
		setOpacity(0, 'dpop');
		popDownload.style.visibility = 'visible';
		moveStart(popDownload, parseInt(popDownload.style.left), parseInt(popDownload.style.left), parseInt(popDownload.style.top) + 10, parseInt(popDownload.style.top), 15);
		fadeElementSetup('dpop', 0, 100, 13);
	}
}
function dispteam(skipper,boat)
{
if ((skipper && boat) == "")
{
document.getElementById('teamname').innerHTML = "Rollover skipper portrait for more information..."
document.getElementById('teamname').textData = "Rollover skipper portrait for more information..."
}
else
{
document.getElementById('teamname').innerHTML = "<strong>" + unescape(skipper) + "</strong> / " + unescape(boat);
document.getElementById('teamname').textData = "<strong>" + unescape(skipper) + "</strong> / " + unescape(boat);
}
}


function valform()
{
if ((document.regfrm.firstname.value =="") && (document.regfrm.lastname.value =="")) 
	{
	alert("please Enter your firstname and lastname")
	return false;
	}
	else
	{
	return true;
	}
}
//  End -->