/*This function is used to validate registration form*/
function validate_register(){
    var name = document.frmRegister.name.value;
    var email = document.frmRegister.email.value;
    var passwd = document.frmRegister.passwd.value;
    var cpasswd = document.frmRegister.cpasswd.value;

    if(name.length < 1 || email.length < 1 || passwd.length < 1 || cpasswd.length < 1){
	alert("Please make sure you fill in all information");
	return false;
    } 
    
    if(email.indexOf("@") == -1 || email.indexOf(".") == -1){
	alert("Please enter a valid email address");
	return false;
    }

    if(passwd != cpasswd){
	alert("Please make sure password and confirm password are correct");
	return false;
    }
    
    if(passwd.length < 6 || cpasswd.length < 6 || passwd.length > 12 || cpasswd.length > 12){
	alert("Please make sure passwords are of valid lengths");
	return false;
    }
    return true;
}

/*This function is used to validate login form*/
function validate_login(){
    var email = document.frmLogin.email.value;
    var passwd = document.frmLogin.passwd.value;

    if(email.length < 1 || passwd.length < 1 ){
	alert("Please make sure you fill in all information");
	return false;
    } 
    
    if(email.indexOf("@") == -1 || email.indexOf(".") == -1){
	alert("Please enter a valid email address");
	return false;
    }

    if(passwd.length < 6 || cpasswd.length < 6 || passwd.length > 12 || cpasswd.length > 12){
	alert("Please make sure passwords are of valid lengths");
	return false;
    }
    return true;
}