function dljs()//登录验证
{
if (document.form1.jeusername.value=='')
{alert("对不起，你还没有输入用户名");
 document.form1.jeusername.focus();
 document.form1.jeusername.select();
 return false;
}
if (document.form1.jepassword.value=='')
{alert("对不起，你还没有输入用户密码");
 document.form1.jepassword.focus();
 document.form1.jepassword.select();
 return false;
}
}
function lycheck()
{
 if ((document.lyform.ly_linkname.value=="")||(document.lyform.ly_linkname.value.length<2))
 {alert("联系人姓名必须大于二个字符");
 document.lyform.ly_linkname.focus();
 document.lyform.ly_linkname.select();
  return false;
	 }
	 if ((document.lyform.ly_tel.value=="")||(document.lyform.ly_tel.value.length<6))
 {alert("电话号码不合法");
 document.lyform.ly_tel.focus();
 document.lyform.ly_tel.select();
  return false;
	 }
	 if (document.lyform.ly_fax.value!=="")
	 {
		  if ((document.lyform.ly_fax.value=="")||(document.lyform.ly_fax.value.length<6))
 {alert("传真号码不合法");
 document.lyform.ly_fax.focus();
 document.lyform.ly_fax.select();
  return false;
	 }}
	 
reg = /^\w+([-+.]\w+)*@\w+([-.]\\w+)*\.\w+([-.]\w+)*$/; 
if(!reg.exec(document.lyform.ly_email.value)){
	alert("请输入合法的EMAIL地址:如86jewelry@86jewelry.com");
	 document.lyform.ly_email.focus();
  return false;
}


 if (document.lyform.ly_company.value!=="")
 {
	if ((document.lyform.ly_company.value=="")||(document.lyform.ly_company.value.length<3))
 {alert("公司名称不合法");
 document.lyform.ly_company.focus();
 document.lyform.ly_company.select();
  return false;
	 }
	
	}

 if ((document.lyform.ly_title.value=="")||(document.lyform.ly_title.value.length<2))
 {alert("信件主题不合法");
 document.lyform.ly_title.focus();
 document.lyform.ly_title.select();
  return false;
	 }
 
 
 if (document.lyform.code.value.length!=6)
{ alert("对不起，请输入6位验证码");
 document.lyform.code.focus();
return false;
}
	 
	 
  if ((document.lyform.ly_content.value=="")||(document.lyform.ly_content.value.length<8))
 {alert("信件内容至少八个字符");
 document.lyform.ly_content.focus();
 document.lyform.ly_content.select();
  return false;
	 }
	 

	 if (document.lyform.ly_class=="")
	 { alert("对不起，系统错误，请与管理员联系");
	 return false;
	}
	

	
	
}


function ordercheck()
{
 if ((document.lyform.linkman.value=="")||(document.lyform.linkman.value.length<2))
 {alert("联系人姓名必须大于二个字符");
 document.lyform.linkman.focus();
 document.lyform.linkman.select();
  return false;
	 }
	 
if ((document.lyform.tel.value=="")||(document.lyform.tel.value.length<6))
{alert("电话号码不合法");
document.lyform.tel.focus();
document.lyform.tel.select();
return false;
}
	
	
	if ((document.lyform.num.value=="")||(document.lyform.num.value.length<2))
{alert("请输入下单数量");
document.lyform.num.focus();
document.lyform.num.select();
return false;
}
	
	

if ((document.lyform.title.value=="")||(document.lyform.title.value.length<2))
 {alert("信件主题不合法");
 document.lyform.title.focus();
 document.lyform.title.select();
  return false;
	 }
 
  if ((document.lyform.content.value=="")||(document.lyform.content.value.length<8))
 {alert("信件内容至少八个字符");
 document.lyform.content.focus();
 document.lyform.content.select();
  return false;
	 }
	
}

function isCharsInBag (s, bag)
{  
  var i;
  for (i = 0; i < s.length; i++)
  { 
      var c = s.charAt(i);
      if (bag.indexOf(c) == -1) return false;
  }
  return true;
}function isWhitespace (s)
{  
  var whitespace = " \t\n\r";
  var i;
   for (i = 0; i < s.length; i++)
   {   
       var c = s.charAt(i);
       if (whitespace.indexOf(c) >= 0) 
	   {
		  return true;

	   }
   }
   return false;
}
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  var str;
str="window.location.href='"+selObj.options[selObj.selectedIndex].value+"'";

 window.location.href=selObj.options[selObj.selectedIndex].value;
  
  //if (restore) selObj.selectedIndex=0;
}