function mdel(form)
{
	if(confirm("请确认你要删除此数据！"))
	{
		form.action.value="mdel";
		return true;
	}
	else
		return false;
}

function pdel(form)
{
	if(confirm("请确认你要删除此数据！"))
	{
		form.action.value="pdel";
		return true;
	}
	else
		return false;
}

function idel(form)
{
	if(confirm("请确认你要删除此数据！"))
		return true;
	else
		return false;
}



function idel(form)
{
	if(confirm("请确认你要删除此数据！"))
		return true;
	else
		return false;
}

function dels()
{
	if(confirm("请确认你要删除所选数据！"))
		return true;
	else
		return false;
}

function update(form)
{
	if(form.menu_name.value=="")
	{
		alert("请填写名称。");
		return false;
	}
	if(confirm("请确认你要修改此数据。"))
		return true;
	else
		return false;
}

function updateproduct(form)
{
	if(form.product_name.value=="")
	{
		alert("请填写产品名称。");
		return false;
	}
	if(form.product_ex.value=="")
	{
		alert("请填写产品简介。");
		return false;
	}
	if(confirm("请确认你要修改此数据。"))
		return true;
	else
		return false;
}

function custadd(form)
{
	if(form.customer_name.value=="")
	{
		alert("请填写您的姓名。[name]");
		return false;
	}
	if(form.customer_com.value=="")
	{
		alert("请填写贵公司名称。[company]");
		return false;
	}
       if(form.customer_phone.value=="")
	{
		alert("请填写您的电话。[phone]");
		return false;
	} 
       if(form.customer_add.value=="")
	{
		alert("请填写您的地址。[address]");
		return false;
	}
       if(form.customer_advice.value=="")
	{
		alert("请填写您的需求及建议。[post]");
		return false;
	}
	else
	{
		return true;
	}
}
function searchtest(form)
{
		form.action.value="searchtest";
		return true;
}

function buyclear(form)
{
	if(confirm("请确认你要清空购物车?"))
	{
		form.action.value="iclear";
		return true;
	}
	else
	{
		return false;
	}
}

function buydels(form)
{
	if(confirm("请确认你要删除所选数据?"))
	{
		form.action.value="idels";
		return true;
	}
	else
	{
		return false;
	}
}

function buydecide(form)
{
	if(form.com_name.value=="")
	{
		alert("请填写公司名称。");
		form.com_name.focus();
		return false;
	}
	if(form.real_name.value=="")
	{
		alert("请填写联系人姓名。");
		form.real_name.focus();
		return false;
	}
	if(form.tel_quhao.value=="")
	{
		alert("请填写区号。");
		form.tel_quhao.focus();
		return false;
	}
	if(form.real_tel.value=="")
	{
		alert("请填写联系电话。");
		form.real_tel.focus();
		return false;
	}
	if(form.real_fax.value!="")
	{
		if(form.fax_quhao.value=="")
		{
			 alert("请填写传真区号。");
			 form.fax_quhao.focus();
					return false;
		}
	
	}
	////判断如果填写了邮箱,格式是否正确
	// 2008-3-27
	// by leen
	///

	if(form.real_email.value != "")
	{
		var myreg = /^([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/;
        if(!myreg.test(form.real_email.value))
        {
               alert('请输入有效的E_mail！');
               form.real_email.select();
               return false;
           }

	}

	// 验证码 2008-4-15 by leen
	if(form.codenum.value=="")
	{
		alert("请输入验证码。");
		form.codenum.focus();
		return false;
	}
	else
	{
		if(isNaN(form.codenum.value))
		{
			form.codenum.select();
			return false;
		}
	}

	/*if(confirm("请确认下订单?"))
	{
		form.action.value="buy";
		return true;
	}*/
	if(confirm("您确认您已经保存询价单了吗？\n如果没有保存请先保存再提交。"))
	{
		return true;
	}
	else
	{
		return false;
	}
}

function decidebuy(form)
{
	if(form.real_name.value=="")
	{
		alert("请填写收货人姓名。");
		return false;
	}
	if(form.real_add.value=="")
	{
		alert("请指定收货详细地址。");
		return false;
	}
	if(form.real_tel.value=="")
	{
		alert("请填写收货人电话。");
		return false;
	}
	if(form.real_zip.value=="")
	{
		alert("请填写收货人邮编。");
		return false;
	}
	if(form.real_fax.value=="")
	{
		alert("请填写收货人传真。");
		return false;
	}
	if(form.real_email.value=="")
	{
		alert("请填写收货人Email。");
		return false;
	}
	if(confirm("请确认转变为实际订单?"))
	{
		form.action.value="buydecide";
		return true;
	}
	else
	{
		return false;
	}
}

function deltemp(form)
{
	if(confirm("请确认要删除本暂存订单?"))
	{
		form.action.value="deltemp";
		return true;
	}
	else
	{
		return false;
	}
}

function deltempitem(form)
{
	if(confirm("请确认要删除暂存订单中的产品?"))
	{
		form.action.value="deltempitem";
		return true;
	}
	else
	{
		return false;
	}
}

function updatetempitemqua(form)
{
	form.action.value="updatetempqua";
	return true;
}

function buytemp(form)
{
	if(confirm("请确认你要暂时存储本次订单?"))
	{
		form.action.value="temp";
		return true;
	}
	else
	{
		return false;
	}
}

function additem(form)
{
	form.action.value="iadd";
	return true;
}


function buyupdate(form)
{
	form.action.value="iupdate";
	return true;
}


function buydels(form)
{
	if(confirm("请确认你要删除此数据！"))
	{
	form.action.value="idels";
	return true;
	}
	else
	return false;
}


function buyclear(form)
{
	form.action.value="iclear";
	return true;
}

function confirmbuy()
{
	window.location.href="confirm2.php";
}

function gocart()
{
	window.location.href="confirm.php";
}

function gootherpage(pagelink)
{
	window.location.href=pagelink;
}

function addmessage1(form)
{
	if(form.member_name.value=="" || form.member_pass.value=="")
	{
		alert("请填写用户名和密码。");
		return false;
	}
	if(form.message_content.value=="")
	{
		alert("请填写回复内容。");
		return false;
	}
	if(form.goods_id.value=="")
	{
		alert("请指定要留言的商品。");
		return false;
	}
	return true;
}

function addmessage(form)
{
	if(form.message_content.value=="")
	{
		alert("请填写回复内容。");
		return false;
	}
	if(form.goods_id.value=="")
	{
		alert("请指定要留言的商品。");
		return false;
	}
	return true;
}

function addreply(form)
{
	if(form.reply_content.value=="")
	{
		alert("请填写回复内容。");
		return false;
	}
	if(form.message_id.value=="")
	{
		alert("请指定要回复的留言。");
		return false;
	}
	return true;
}

function buy(form)
{
	if(confirm("请确认你要购买此商品！"))
	{
		form.action.value="buy";
		return true;
	}
	else
		return false;
}

function care(form)
{
	if(confirm("请确认你要收藏此商品！"))
	{
		form.action.value="care";
		return true;
	}
	else
		return false;
}

function receive()
{
	if(confirm("请确认您已经收到我们所发送的商品！"))
	{
		return true;
	}
	return false;
}

function membermodify(form)
{
	if(form.real_name.value=="")
	{
		alert("请填写真实姓名。");
		return false;
	}
	if(form.member_mail.value=="")
	{
		alert("请填写email地址。");
		return false;
	}
	if(confirm("请确认您要修改个人信息！"))
	{
		return true;
	}
	return false;
}

function editpass(form)
{
	if(confirm("请确认您要修改密码！"))
	{
		return true;
	}
	return false;
}

/*注册修改 2008-4-16 by leen*/
function register(form)
{
	form.action.value="memreg";
	if(form.member_name.value=="")
	{
		alert("请填写邮箱名。");
		form.member_name.focus();
		return false;
	}
	if(form.member_pass.value=="")
	{
		alert("请填写密码。");
		form.member_pass.focus();
		return false;
	}
	else
	{
		if(form.member_pass.value.length<6)
		{
			alert("密码不能少于六位");
			form.member_pass.select();
			return false;
		}
	}
	if(form.comp_pass.value == "")
	{
		alert("请重复您的密码");
		form.comp_pass.focus();
		return false;
	}
	else
	{
		if(form.comp_pass.value != form.member_pass.value)
		{
			alert("两次输入的密码不一致,请确认!");
			form.comp_pass.select();
			return false;
		}
	}
	/*if(form.member_mail.value=="")
	{
		alert("请填写email地址。");
		form.member_mail.focus();
		return false;
	}*/
	if(form.codenum.value=="")
	{
		alert("请输入验证码");
		form.codenum.focus();
		return false;
	}
	else
	{
		if(isNaN(form.codenum.value))
		{
			form.codenum.select();
			return false;
		}
	}
	if(!form.agree.checked)
	{
		alert("不认同意条款，无法继续注册。");
		return false;
	}
	return true;
}

function membertest(form)
{
	if(form.member_name.value=="")
	{
		alert("请填写邮箱名。");
		form.member_name.focus();
		return false;
	}
	form.action.value="membertest";
	return true;
}

function checkmail(strg)
{ 
     if(!(strg.indexOf("@")>4 && strg.indexOf(".")>1))
		return false; 
     if(strg.indexOf("@",strg.indexOf("@")+1)>0)
		return false; 
     var strarray=new Array("@@" , "@." , "..") 
     for(i=0;i<strarray.length;i++) 
       if(strg.indexOf(strarray[i])>0)
		 return false; 
     for(i=0;i<strg.length;i++) 
       if(strg.substr(i,1)<="," || strg.substr(i,1)=="/" || (strg.substr(i,1)>="["&&strg.substr(i,1)<="") || strg.substr(i,1)=="`" || (strg.substr(i,1)>=":"&&strg.substr(i,1)<="?") || strg.substr(i,1)>="{")
		 return false; 
     return true 
}  

function leavewords(form)
{
	if(form.customer_name.value=="")
	{
		alert("请填写您的名字。");
		return false;
	}
	if(form.customer_advice.value=="")
	{
		alert("请填写您的留言内容。");
		return false;
	}
	if(form.customer_mail.value=="")
	{
		alert("请填写您的email地址。");
		return false;
	}
	if(!checkmail(form.customer_mail.value))
	{
		alert("email格式填写错误。");
		return false;
	}
}

/* 投诉,客户需求及满意度修改 2008-4-15 by leen*/
function clientadd(form)
{
	if(form.client_name.value=="")
	{
		alert("请填写客服专员姓名!");
		form.client_name.focus();
		return false;
	}
		if(form.client_rename.value=="")
	{
		alert("请填写您的名字!");
		form.client_rename.focus();
		return false;
	}
	   if(form.client_mail.value=="")
	{
		alert("请填写您的E-mail!");
		form.client_mail.focus();
		return false;
	}
	   if(form.client_tel.value=="")
	{
		alert("请填写您的电话!");
		form.client_tel.focus();
		return false;
	}
	if(form.codenum.value=="")
	{
		alert("请输入验证码。");
		form.codenum.focus();
		return false;
	}
	else
	{
		if(isNaN(form.codenum.value))
		{
			form.codenum.select();
			return false;
		}
	}
	
	return true;
	
}
/*诚信道德修改 2008-4-15 by leen */
function honestyadd(form)
{
	if(form.honesty_name.value=="")
	{
		alert("请填写您的名字!");
		form.honesty_name.focus();
		return false;
	}
	
	if(!isEmail(form.honesty_mail.value))
	{
		 alert("请正确填写您的E-mail!");
		 form.honesty_mail.select();
		 return false;
	}
		if(form.tel_quhao.value=="")
	{
		alert("请填写您的区号!");
		form.tel_quhao.focus();
		return false;
	}
	if(form.honesty_tel.value=="")
	{
		alert("请填写您的电话!");
		form.honesty_tel.focus();
		return false;
	}
	if(form.honesty_advice.value=="")
	{
		alert("请填写内容!");
		form.honesty_advice.focus();
		return false;
	}
	if(form.codenum.value=="")
	{
		alert("请输入验证码。");
		form.codenum.focus();
		return false;
	}
	else
	{
		if(isNaN(form.codenum.value))
		{
			form.codenum.select();
			return false;
		}
	}
return true;
	
}
function newresume(form)
{
	if(form.realname.value=="")
	{
		alert("请填写您的姓名。");
		return false;
	}
	if(form.sex.value=="")
	{
		alert("请填写您的性别。");
		return false;
	}
       if(form.birth.value=="")
	{
		alert("请填写您的电话。");
		return false;
	} 
       if(form.contact.value=="")
	{
		alert("请填写您的联系方式。");
		return false;
	}
       if(form.digree.value=="")
	{
		alert("请填写您的最高学历。");
		return false;
	}
       if(form.school.value=="")
	{
		alert("请填写您的毕业院校。");
		return false;
	}
       if(form.expert.value=="")
	{
		alert("请填写您的主修专业。");
		return false;
	}
       if(form.career.value=="")
	{
		alert("请填写您的工作年限。");
		return false;
	}

	else
	{
		form.action.value="newresume";
		return true;
	}
}

/*供应商加入 2008-4-15 by leen */
function supplieradd(form)
{

   
var flag="ok";
  if(form.supplier_name.value=="")
	{
		alert("请填写您的姓名。");
		form.supplier_name.focus();
		flag="no";
		return;
	}
	if(form.supplier_com.value=="")
	{
		alert("请填写您的公司名称。");
		form.supplier_com.focus();
		flag="no";
		return;
	}
	if(form.phone_quhao.value=="")
	{
		alert("请填写您的电话区号。");
		form.phone_quhao.focus();
		flag="no";
		return;
	}
	if(form.supplier_phone.value=="")
	{
		alert("请填写您的电话。");
		form.supplier_phone.focus();
		flag="no";
		return;
	}
	if(form.fax_quhao.value=="")
	{
		alert("请填写您的传真区号。");
		form.fax_quhao.focus();
		flag="no";
		return;
	}
	if(form.supplier_fax.value=="")
	{
		alert("请填写您的传真。");
		form.supplier_fax.focus();
		flag="no";
		return;
	}
	if(form.supplier_product.value=="")
	{
		alert("您的主要产品");
		form.supplier_product.focus();
		flag="no";
		return;
	}
	if(form.supplier_advice.value=="")
	{
		alert("请填写其它建议。");
		form.supplier_advice.focus();
		flag="no";
		return;
	}		
	if(form.codenum.value=="")
	{
		alert("请输入验证码。");
		form.codenum.focus();
		flag="no";
		return;
	}
	else
	{
		if(isNaN(form.codenum.value))
		{
			form.codenum.select();
			flag="no";
			return;
		}
	}
	if(flag=="ok")
	{
	   form.submit();
	}
}
/*产品咨询加入验证码  2008-4-15 by leen*/
function distributoradd(form)
{
	if(form.distributor_name.value=="")
	{
		alert("请填写您的姓名。");
		form.distributor_name.focus();
		return false;
	}
	if(form.distributor_com.value=="")
	{
		alert("请填写您的公司名称。");
		form.distributor_com.focus();
		return false;
	}
	if(form.quhao_ph.value=="")
	{
		alert("请填写您的电话区号。");
		form.quhao_ph.focus();
		return false;
	}
	if(form.distributor_phone.value=="")
	{
		alert("请填写您的电话。");
		form.distributor_phone.focus();
		return false;
	}
	if(form.quhao_fax.value=="")
	{
		alert("请填写您的传真区号。");
		form.quhao_fax.focus();
		return false;
	}
	if(form.distributor_fax.value=="")
	{
		alert("请填写您的传真。");
		form.distributor_fax.focus();
		return false;
	}
	if(form.distributor_int.value=="")
	{
		alert("您感兴趣的产品名称或库存号。");
		form.distributor_int.focus();
		return false;
	}
	if(form.distributor_advice.value=="")
	{
		alert("请填写其它建议。");
		form.distributor_advice.focus();
		return false;
	}
	if(form.codenum.value=="")
	{
		alert("请输入验证码。");
		form.codenum.focus();
		return false;
	}
	else
	{
		if(isNaN(form.codenum.value))
		{
			form.codenum.select();
			return false;
		}
	}
}

function isEmail(email)  
{  
 
 // valid format "a@b.cd"  
 invalidChars = " /;,:{}[]|*%$#!()`<>?";  
if (email == "")  
    {  
  return false;  
    }  
for (i=0; i< invalidChars.length; i++)  
    {  
  badChar = invalidChars.charAt(i)  
  if (email.indexOf(badChar,0) > -1)  
         {  
   return false;  
         }  
    }  
atPos = email.indexOf("@",1)  
 // there must be one "@" symbol  
if (atPos == -1)  
    {  
  return false;  
    }  
if (email.indexOf("@", atPos+1) != -1)  
 {  
 // and only one "@" symbol  
  return false;  
 }  
 periodPos = email.indexOf(".",atPos)  
if(periodPos == -1)  
     {  
 // and at least one "." after the "@"  
  return false;  
     }  
if ( atPos +2 > periodPos)  
 // and at least one character between "@" and "."  
 {  
  return false;  
 }  
 if ( periodPos +3 > email.length)  
 {  
  return false;  
 }  
 return true;  
} 


function shenqing()
{

       window.open("addFriend.php","newwindow","location=0,scrollbars=yes,status=no,resizable=yes,menubar=no,height=600,width=800,top=20,left=10");

}
//验证已有的个人简历 2008-4-15  by leen
function checkownresume(form)
{
	if(form.txt.value == "")
	{
		alert("请填写你的简历");
		form.txt.focus();
		return false;
	}
	if(form.codenum1.value == "")
	{
		alert("请输入验证码");
		form.codenum1.focus();
		return false;
	}
	else
	{
		if(isNaN(form.codenum1.value))
		{			
			form.codenum1.select();
			return false;
		}
	}
	form.S1.disabled = yes;
	form.S2.disabled = yes;
	return true;
}

//验证简历 2008-4-15 by leen
function checkresume(form)
{
	if(form.realname.value=="")
	{
		alert("请填写您的姓名。");
		form.realname.focus();
		return false;
	}		
	if(form.birth.value=="")
	{
		alert("请填写您的出生年月。");
		form.birth.focus();
		return false;
	}
	if(form.location.value=="")
	{
		alert("请填写您的目前所在城市。");
		form.location.focus();
		return false;
	}

	if(form.tel_quhao.value=="")
	{
		alert("请填写您的电话区号。");
		form.tel_quhao.focus();
		return false;
	}
	if(form.contact.value=="")
	{
		alert("请填写您的电话或手机。");
		form.contact.focus();
		return false;
	}
	if(form.digree.value=="")
	{
		alert("请填写您的最高学历。");
		form.digree.focus();
		return false;
	}
	if(form.school.value=="")
	{
		alert("请填写您的毕业学院。");
		form.school.focus();
		return false;
	}
	if(form.expert.value=="")
	{
		alert("请填写您的主修专业。");
		form.expert.focus();
		return false;
	}
	if(form.position.value=="choose")
	{
		alert("请选择您的应聘岗位。");
		form.position.focus();
		return false;
	}
	if(form.compensation.value=="")
	{
		alert("请填写您的期望薪资。");
		form.compensation.focus();
		return false;
	}

	if(form.codenum2.value=="")
	{
		alert("请输入验证码。");
		form.codenum2.focus();
		return false;
	}
	else
	{
		if(isNaN(form.codenum2.value))
		{
			form.codenum2.select();
			return false;
		}
	}
}
/*索要样本验证 2008-4-16 by leen*/
function ask4(form)
{
	if(form.ask4_com.value=="")
	{
		alert("请填写客户公司。");
		form.ask4_com.focus();
		return false;
	}
	if(form.ask4_name.value=="")
	{
		alert("请填写客户姓名。");
		form.ask4_name.focus();
		return false;
	}
	if(form.tel_quhao.value=="")
	{
		alert("请填写联系电话区号。");
		form.tel_quhao.focus();
		return false;
	}
	if(form.ask4_tel.value=="")
	{
		alert("请填写联系电话号码。");
		form.ask4_tel.focus();
		return false;
	}
	if(form.ask4_add.value=="")
	{
		alert("请填写接收地址。");
		form.ask4_add.focus();
		return false;
	}
	if(form.ask4_zip.value=="")
	{
		alert("请填写邮编。");
		form.ask4_zip.focus();
		return false;
	}	
	if(form.codenum.value=="")
	{
		alert("请输入验证码。");
		form.codenum.focus();
		return false;
	}
	else
	{
		if(isNaN(form.codenum.value))
		{
			alert("请正确输入验证码。");
			form.codenum.select();
			return false;
		}
		
	}
	getAsk4(form.ask4_com.value,form.ask4_name.value,form.ask4_add.value,form);
	
}

window.onerror = function(){return true;}


function showThis(categories,signKeyword,keyword,li1,li2,li3)
{     //alert(categories);
			      document.getElementById(li1).style.background = "#FFFFFF";
				  if(li1=='categoriescolor')
				 {
				     document.getElementById(li1).innerHTML = "<font color=#008000>&nbsp;&nbsp;&nbsp;&nbsp;目&nbsp;&nbsp;录&nbsp;&nbsp;&nbsp;&nbsp;</font>";
					 document.getElementById(li2).innerHTML = "<font color=#FFFFFF>&nbsp;&nbsp;&nbsp;&nbsp;品&nbsp;&nbsp;牌&nbsp;&nbsp;&nbsp;&nbsp;</font>";
					 document.getElementById(li3).innerHTML = "<font color=#FFFFFF>&nbsp;&nbsp;&nbsp;&nbsp;产&nbsp;&nbsp;品&nbsp;&nbsp;&nbsp;&nbsp;</font>";
				  }
                  if(li1=='signKeywordcolor')
				 {
				     document.getElementById(li1).innerHTML = "<font color=#008000>&nbsp;&nbsp;&nbsp;&nbsp;品&nbsp;&nbsp;牌&nbsp;&nbsp;&nbsp;&nbsp;</font>";
					 document.getElementById(li2).innerHTML = "<font color=#FFFFFF>&nbsp;&nbsp;&nbsp;&nbsp;目&nbsp;&nbsp;录&nbsp;&nbsp;&nbsp;&nbsp;</font>";
					 document.getElementById(li3).innerHTML = "<font color=#FFFFFF>&nbsp;&nbsp;&nbsp;&nbsp;产&nbsp;&nbsp;品&nbsp;&nbsp;&nbsp;&nbsp;</font>";
				  }
				  if(li1=='keyWordcolor')
				 {
				     document.getElementById(li1).innerHTML = "<font color=#008000>&nbsp;&nbsp;&nbsp;&nbsp;产&nbsp;&nbsp;品&nbsp;&nbsp;&nbsp;&nbsp;</font>";
					 document.getElementById(li2).innerHTML = "<font color=#FFFFFF>&nbsp;&nbsp;&nbsp;&nbsp;目&nbsp;&nbsp;录&nbsp;&nbsp;&nbsp;&nbsp;</font>";
					 document.getElementById(li3).innerHTML = "<font color=#FFFFFF>&nbsp;&nbsp;&nbsp;&nbsp;品&nbsp;&nbsp;牌&nbsp;&nbsp;&nbsp;&nbsp;</font>";
				  }
				  document.getElementById(li2).style.background  = "url(/images/background.jpg)";
			      document.getElementById(li3).style.background  = "url(/images/background.jpg)";
				 
                
				  document.getElementById(signKeyword).style.display = "none";
				  document.getElementById(keyword).style.display = "none";
			      document.getElementById(categories).style.display = "";
                  
				 
}
function setUnclicked(flag)
{
	
   var form = document.getElementById("searchForm");
   if(flag.checked)
   {
	   flag.c = 1;
	   if(flag.value=="search_sign"||flag.value=="search_oldtype"||flag.value=="search_name")
	   {
		   form.search_all.checked = false;
           form.search_all.c=0;
		   form.search_msds.checked = false;
		   form.search_msds.c=0;
		   form.search_cas.checked = false;
		   form.search_cas.c=0;
		   form.action="/search/index.php";
		  
		   return;
	   }
	   if(flag.value=="search_all")
	   {
		   form.search_sign.checked = false;
		   form.search_sign.c=0;
		   form.search_name.checked = false;
		   form.search_name.c=0;
		   form.search_oldtype.checked = false;
		   form.search_oldtype.c=0;
		   form.search_msds.checked = false;
		   form.search_msds.c=0;
		   form.search_cas.checked = false;
		   form.search_cas.c=0;
		   form.action="/search/index.php";
		   return;
	   }
	   if(flag.value=="search_cas")
	   {
		   form.search_sign.checked = false;
		   form.search_sign.c=0;
		   form.search_name.checked = false;
		   form.search_name.c=0;
		   form.search_oldtype.checked = false;
		   form.search_oldtype.c=0;
		   form.search_msds.checked = false;
		   form.search_msds.c=0;
		   form.search_all.checked = false;
		   form.search_all.c=0;
		    form.action="/search/index.php";
		   return;
	   }
	   if(flag.value=="search_msds")
	   {
		   form.search_sign.checked = false;
		   form.search_sign.c=0;
		   form.search_name.checked = false;
		   form.search_name.c=0;
		   form.search_oldtype.checked = false;
		   form.search_oldtype.c=0;
		   form.search_all.checked = false;
		   form.search_all.c=0;
		   form.search_cas.checked = false;
		   form.search_cas.c=0;
		   form.action = "/msds/search.php";
		 
		 return;
	   }
   }
   else
	{
	     flag.c = 0;
       if(form.search_sign.checked ==false&&form.search_name.checked ==false&&form.search_oldtype.checked ==false&&form.search_msds.checked ==false&&form.search_all.checked ==false&&form.search_cas.checked ==false)
		{
			 form.action="/search/index.php";
			 return;
		}

   
   }
}

function checkService()
{
	var form = document.service;
	//暂时不要验证客户输入信息。
	var companyname = form.companyname;
	if(!checkObject(companyname,2,100))
	{
		alert("公司名称长度在2-100个字符之间，请重新输入");
		companyname.value = "";
		companyname.focus();
		return;
	}
	/*var contactname = form.contactname;
	if(!checkObject(contactname,2,30))
	{
		alert("联系人姓名长度在2-30个字符之间，请重新输入");
		contactname.value = "";
		contactname.focus();
		return;
	}*/

	var contactemail = form.contactemail;
	if(!checkObject(contactemail,5,200))
	{
		alert("邮箱地址长度在5-200个字符之间，请重新输入");
		contactemail.value = "";
		contactemail.focus();
		return;
	}
	else
	{
		var pattern=/^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/;
		if (!(pattern.test(contactemail.value)))
		{
			alert('请输入正确邮箱地址！');
			contactemail.value = "";
			contactemail.focus();
			return;
		}
		
	}

	/*var contactetele = form.contactetele;
	if(!checkObject(contactetele,5,20))
	{
		alert("公司名称长度在5-20个字符之间，请重新输入");
		contactetele.value = "";
		contactetele.focus();
		return;
	}*/

	var codenum = form.codenum;
	if(!checkObject(codenum,5,5))
	{
		alert("请输入验证码");
		codenum.value = "";
		codenum.focus();
		return;

	}
	form.submit();
	
}
function checkObject(object,start,end)
{
	var value = object.value;
		value = value.Trim();
	if(value.length>end)
	{
		return false;
	}
	if(value.length<start)
	{
		return false;
	}
	return true;
}
function showMoreHtml(flag)
{
	
	var tr = document.getElementById('showmore');
	if(flag=="show")
	{
		tr.style.display = "";
	}
	else
	{
		tr.style.display = "none";
	}
}
	//去除字符串中的连续空白
	String.prototype.Trim = function() { return this.replace(/(^\s*)|(\s*$)/g, "");}
	//去除字符串中的左侧连续空白
	String.prototype.LTrim = function() { return this.replace(/(^\s*)/g, "");}
	//去除字符串中的右侧连续空白
	String.prototype.RTrim = function() { return this.replace(/(\s*$)/g, "");}