function CheckForm(theForm)
{   
	if(theForm.order_company.value=="")
   {
      alert("公司名称不能为空，请填写！！"); 
	  theForm.order_company.focus(); 
	  return false;
    }
	if(theForm.order_linkman.value=="")
   {
      alert("联系人不能为空，请填写！！"); 
	  theForm.order_linkman.focus(); 
	  return false;
    }
	if(theForm.order_linkman.value.length<2)
    {
		alert("联系人应该不能少于2位！");
		 theForm.order_linkman.focus(); 
		return false;
	}
		if(theForm.order_linkman.value.length>30)
    {
		alert("联系人应该不能大于30位！");
		theForm.order_linkman.focus(); 
		return false;
	}
	

	
	  if(theForm.order_linkphone.value=="")
   {
      alert("联系电话不能为空，请填写！！"); 
	  theForm.order_linkphone.focus(); 
	  return false;
    }
	
	  if(theForm.order_address.value=="")
   {
      alert("联系地址不能为空，请填写！！"); 
	  theForm.order_address.focus(); 
	  return false;
    }
	
	  if(theForm.order_content.value=="")
   {
      alert("订购内容不能为空，请填写！！"); 
	  theForm.order_content.focus(); 
	  return false;
    }
	return true;	
}