// 公共 验证 
 function checkComm() {
     var formObject = document.form1;

             if (formObject.txTitle.value.trim() == "") {
                 alert("亲爱的会员，别忘了填写 标题！");
                 formObject.txTitle.focus();
                 return false;
             }
             if (formObject.txTitle.value.trim().length < 3) {
                 alert("标题字数太短，最少3个字！");
                 formObject.txTitle.focus();
                 return false;
             }

             if (formObject.txMessageContent.value.trim() == "") {
                 alert("亲爱的会员，别忘了填写留言内容！");
                 formObject.txMessageContent.focus();
                 return false;
             }
             if (formObject.txMessageContent.value.trim().length >= 1500) {
                 alert("亲爱的会员，留言内容不能超过1500个字！");
                 formObject.txMessageContent.focus();
                 return false;
             }
             if (formObject.txMessageContent.value.trim().length < 10) {
                 alert("留言内容字数太短，最少10个字！！");
                 formObject.txMessageContent.focus();
                 return false;
             }
             return true;
         }
         
         // 发送求购信息并注册为  本站会员未登录，留言  并登录
         function checkFormNL(form) {
             var formObject = document.form1;
             
             if (!checkComm()) {
                 return false;
             }
              
             if (formObject.txEmail.value.trim() == "") {
                 alert("亲爱的会员，别忘了填写电子邮箱！");
                 formObject.txEmail.focus();
                 return false;
             }

             if ( validateEmail(formObject.txEmail ) == 1) {
                 alert("您的邮件地址格式不正确！请正确填写您的邮件地址！");
                 formObject.txEmail.focus();
                 return false;
             }

             if (formObject.txPassword.value.trim() == "") {
                 alert("亲爱的会员，别忘了填写密码！");
                 formObject.txPassword.focus();
                 return false;
             }
             if (formObject.txPassword.value.trim().length < 6 && formObject.txPassword.value.trim().length > 16) {
                 alert("亲爱的会员，密码 长度为 6-16个字符！");
                 formObject.txPassword.focus();
                 return false;
             }
             if (formObject.txRPassword.value.trim() == "") {
                 alert("亲爱的会员，别忘了填写确认密码！");
                 formObject.txRPassword.focus();
                 return false;
             }

             if ( formObject.txPassword.value.trim() != formObject.txRPassword.value.trim() ) {
                 alert("亲爱的会员，两次输入的密码不相同！");
                 formObject.txPassword.focus();
                 return false;
             }

             if (formObject.txCompanyName.value.trim() == "") {
                 alert("亲爱的会员，别忘了填写单位名称！");
                 formObject.txCompanyName.focus();
                 return false;
             }
             if (formObject.txCompanyName.value.trim().length < 6 ) {
                 alert("单位名称长度最少 6 个字符！");
                 formObject.txCompanyName.focus();
                 return false;
             }
             
             if (formObject.txContact.value.trim() == "") {
                 alert("亲爱的会员，别忘了填写联系人！");
                 formObject.txContact.focus();
                 return false;
             }
             if (formObject.txContact.value.trim().length < 2 ) {
                 alert("联系人长度最少 2 个字符！！");
                 formObject.txContact.focus();
                 return false;
             }
             if (formObject.txTel.value.trim() == "") {
                 alert("亲爱的会员，别忘了填写联系电话！");
                 formObject.txTel.focus();
                 return false;
             }
             document.getElementById("button4").value = "提交中,请等待...";
             document.getElementById("button4").disabled = true;
             
             
             SendMsgAndUser();
             document.getElementById("txMessageContent").value = "";

             document.getElementById("button4").disabled = false;
             document.getElementById("button4").value = "提交留言信息并注册为本站会员 >";  
             return true;
         }
      		

// 直接 留言
     function checkFormYl() {
     
             var formObject = document.form1;      
    if ( document.getElementById("txTitle").value.trim() == "" ) {
        alert("亲爱的会员，别忘了填写询价标题！");
        formObject.txTitle.focus();
        return false;
    }   

    if (document.getElementById("txMessageContent").value.trim() == "") {
        alert("亲爱的会员，别忘了填写留言内容！");
        formObject.txMessageContent.focus();
        return false;
    }
    
    if (document.getElementById("txMessageContent").value.trim().length >=1500) {
        alert("亲爱的会员，留言内容不能超过1500个字！");
        formObject.txMessageContent.focus();
        return false;
    }
    document.getElementById("button2").value = "提交中,请等待...";
    document.getElementById("button2").disabled = true;
    
    SendMsg();
    document.getElementById("txMessageContent").value = "";

    document.getElementById("button2").disabled = false;
    document.getElementById("button2").value = "提交留言";
   return true;
}


// 用户 登录 并发布
function Sub(form, stype) {

    var formObject = document.form1;

    if (formObject.txTitle.value.trim() == "") {
        alert("亲爱的会员，别忘了填写 标题！");
        formObject.txTitle.focus();
        return false;
    }

    if (formObject.txMessageContent.value.trim() == "") {
        alert("亲爱的会员，别忘了填写留言内容！");
        formObject.txMessageContent.focus();
        return false;
    }
    if (formObject.txMessageContent.value.trim().length >= 1500) {
        alert("亲爱的会员，留言内容不能超过1500个字！");
        formObject.txMessageContent.focus();
        return false;
    }

    if (formObject.txLoginName.value.trim() == '') {
        alert("用户名不能为空！请输入用户名 ");
        formObject.txLoginName.focus();
        return false;
    }
    if (formObject.txLoginPassword.value.trim() == '') {
        alert("密码不能为空！请输入密码 ");
        formObject.txLoginPassword.focus();
        return false;
    }
    document.getElementById("button3").value = "提交中,请等待...";
    document.getElementById("button3").disabled = true;
    
    
    SendMsgAndLoad();
    formObject.txMessageContent.value = "";
    document.getElementById("button3").disabled = false;
    document.getElementById("button3").value = "登录并提交留言信息";
    return true;
}