function validate(f){
	success = true;
	e = f.elements;
	for(n = 0; n < e.length; n++){
		if( ( e[n].name != "" ) && ( e[n].value == "" ) ){
			alert("Empty field <<" + e[n].name + ">>");
			e[n].focus();
			success = false;
			break;
		}
	}
	if ( success == true )
	{
		f.submit(); 
	}
}

function validate_x(f){
	success = true;
	e = f.elements;
	for(n = 0; n < e.length; n++){
		if( ( e[n].name != "" ) && ( e[n].value == "" ) ){
			alert("Empty field <<" + e[n].name + ">>");
			e[n].focus();
			success = false;
			break;
		}
	}
	return success;
}