function message( text ) {
	alert( text );
}


function DataCheck()
{
	var i, j, error;

	for ( error = i = 0 ; i < document.bigregform.elements.length ; i++ )
	{
		j = document.bigregform.elements[i].name.indexOf('required');
		if ( j == 0 ) {
			if ( document.bigregform.elements[i].value == "" ) {
				alert( "Please enter value in field '" + document.bigregform.elements[i].name.substring(9)  + "'" );
				error++;
			}
		}
		if ( error > 3 )
			return( false );
	}
	if ( document.bigregform.required_email.value.indexOf('@') < 0 ) {
		alert( "Please enter valid email address" );
		error++;
	}

	if ( error > 0 )
		return( false );
	return true;
}

function imgswap( id, img, alt )
{
	e = document.getElementById( id );
	if ( e ) {
		e.src = img;
		e.alt = alt;
	}
	return;
}