function emailValidation( entered, alertbox )
	{
	with( entered )
	{
	apos = value.indexOf( "@" );
	dotpos = value.lastIndexOf(".");
	lastpos = value.length - 1;
	if( apos < 1 || dotpos - apos < 1 || lastpos - dotpos > 3 || lastpos - dotpos < 2 )
	{
	if( alertbox )
	{
	alert( alertbox );
	}
	return false;
	}
	else
	{
	return true;
	}
	}
	}
	function validate()
	{
	var ret_val = false;
	var my_form = window.document.wb_form;
	if( my_form.realname.value != "" )
	{
	if( my_form.email.value != "" )
	{

	if( emailValidation( my_form.email, "Your email address is not valid" ) )
	{
	if( my_form.telephone.value != "" )
	{
	
	if( my_form.location.value != "" )

{
	    ret_val = true;
		
		
	
	}
	else
	{
	alert( "Please enter your postcode" );
	my_form.location.focus();
	}

	
	}
	else
	{
	alert( "Please enter a contact telephone number" );
	my_form.telephone.focus();
	}
	}
	else
	{
	my_form.email.focus();
	}

	}
	else
	{
	alert( "Please enter your email address" );
	my_form.email.focus();
	}
	}
	else
	{
	alert( "Please enter your name" );
	my_form.realname.focus();
	}
	return ret_val;
	}
	
	
	
	function validate2()
	{
	var ret_val = false;
	var my_form = window.document.main;
	if( my_form.realname.value != ""  )
	{
	if( my_form.email.value != "" )
	{

	if( emailValidation( my_form.email, "Your email address is not valid" ) )
	{
	if( my_form.telephone.value != "" )
	{
	
	if( my_form.location.value != "" )

{
	    ret_val = true;
		
		
	
	}
	else
	{
	alert( "Please enter your postcode" );
	my_form.location.focus();
	}

	
	}
	else
	{
	alert( "Please enter a contact telephone number" );
	my_form.telephone.focus();
	}
	}
	else
	{
	my_form.email.focus();
	}

	}
	else
	{
	alert( "Please enter your email address" );
	my_form.email.focus();
	}
	}
	else
	{
	alert( "Please enter your name" );
	my_form.realname.focus();
	}
	return ret_val;
	}

function validate3()
	{
	var ret_val = false;
	var my_form = window.document.sideform;
	if( my_form.realname.value != "" &&  my_form.realname.value != "Name")
	{
	if( my_form.email.value != ""  &&  my_form.email.value != "Email address")
	{

	if( emailValidation( my_form.email, "Your email address is not valid" ) )
	{
	if( my_form.Telephone.value != "" &&  my_form.Telephone.value != "Telephone Number")
	{
	
	if( my_form.location.value != "" &&  my_form.location.value != "Postcode")

{
	    ret_val = true;
		
		
	
	}
	else
	{
	alert( "Please enter your postcode" );
	my_form.location.focus();
	}

	
	}
	else
	{
	alert( "Please enter a contact telephone number" );
	my_form.Telephone.focus();
	}
	}
	else
	{
	my_form.email.focus();
	}

	}
	else
	{
	alert( "Please enter your email address" );
	my_form.email.focus();
	}
	}
	else
	{
	alert( "Please enter your name" );
	my_form.realname.focus();
	}
	return ret_val;
	}