function show (str) {
	document.getElementById("show").innerHTML = document.getElementById(str).innerHTML;
}

function validEmail(email)
{
   invalidChars = " /:,;";

   if (email == "")
      return false;

   for (i=0; i<invalidChars.length; i++)
   {
      badChar = invalidChars.charAt(i);

      if (email.indexOf(badChar,0)>-1)
         return false;
   }

   atPos = email.indexOf("@",1);

   if (atPos == -1)
      return false;

   if (email.indexOf("@",atPos+1) != -1)
      return false;

   periodPos = email.indexOf(".",atPos);

   if (periodPos == -1)
      return false;

   if (periodPos+3 > email.length)
      return false;

   return true;
}

function checklogin(chkForm) {
	if (chkForm.email.value == "") {
		alert("No Email !");
		chkForm.email.focus();
		return false;
	}
	if (chkForm.pwd.value == "") {
		alert("No Password !");
		chkForm.pwd.focus();
		return false;
	}
	if (!validEmail(chkForm.email.value)) {
		alert("Invalid email address. Please enter your email address again.");
		chkForm.email.focus();
		return false;
	}
}

function checknew(chkForm) {
	if (chkForm.email.value == "") {
		alert("No Email !");
		chkForm.email.focus();
		return false;
	}
	if (chkForm.pwd.value == "") {
		alert("No Password !");
		chkForm.pwd.focus();
		return false;
	}
	if (chkForm.nick.value == "") {
		alert("No Nickname !");
		chkForm.nick.focus();
		return false;
	}
	if (!validEmail(chkForm.email.value)) {
		alert("Invalid email address. Please enter your email address again.");
		chkForm.email.focus();
		return false;
	}
}

function checkactive(chkForm) {
	var acode = chkForm.acode.value;
	var uacode = chkForm.uacode.value;
	if (acode != uacode) {
		alert("Activate Code NOT MATACH !");
		chkForm.uacode.focus();
		return false;
	}
	if (chkForm.email.value == "") {
		alert("No Email !");
		chkForm.email.focus();
		return false;
	}
	if (!validEmail(chkForm.email.value)) {
		alert("Invalid email address. Please enter your email address again.");
		chkForm.email.focus();
		return false;
	}
}
function alert_msg() {
	var pg = document.getElementById("pg").value;
	var fos = 'Congratulations, the submission is successful.\n The closing date is 28th Feb 2010.\n Voting starts on 08th March 2010. Good Luck!';	
	var lda = 'Congratulations, the submission is successful.\n The closing date is 15th Feb 2010.\n Voting starts on 22th March 2010. Good Luck!';	
	if(pg == 'fos') { alert(fos); }
	else { alert(lda); }
}
function vote_msg() {
	var msg = 'voting starts on 8th March 2010 and finished on 14th March 2010';
	alert(msg);
}
function login(pg) {
	var r=confirm("Join Our Competition !");
	if (r==true) {
		window.location = 'http://sagami.myroka.com/competitions.php?pg=' + pg + '&fc=co';
	} else {
		alert("Sorry, You cannot vote !!");
	}
}

function checklink(chkForm) {
	if (chkForm.link.value == "") {
		alert("Please Paste your linking !");
		chkForm.link.focus();
		return false;
	}
}