/*js函数文件   formcheck.js*/   

  /*焦点放置在第一个表单域*/   
  function   focusInFirst(){   
    document.forms[0].elements[0].focus();}   
    
  /*判断用户输入是否为空*/   
  function   isEmpty(ui)   {   
    return   (ui==null||ui=="");}   
    
  /*取得用户输入的字符串的长度*/   
  function   getLength(ui)   {   
    var   i,sum=0;   
    for(i=0;i<ui.length;i++)   {   
      if   ((ui.charCodeAt(i)>=0)   &&   (ui.charCodeAt(i)<=255))   
        sum++;   
          else   
    sum+=2;}   
    return   sum;}   
    
  /*是否为数字、字母或下划线*/   
  function   isNLU(ui)   {   
      var   valid=/^\w*$/;   
      return   (valid.test(ui));}   
    
  /*判断是否为身份证号码*/   
  function   isIdno(ui){   
      var   valid=/(^\d{16}$)|(^\d{18}$)/;   
      return   (isEmpty(ui)||valid.test(ui));}   
    
  /*判断是否为邮政编码*/   
  function   isPostCode(ui){   
      var   valid=/^\d{6}$/;   
      return   (isEmpty(ui)||valid.test(ui));}   
    
  /*判断是否为固定电话*/   
  function   isChinaTel(ui){   
	  if(ui > 0){
      var   valid=/^0\d{2,3}\-\d{7,8}$/;   
      if(!valid.test(ui)){
		alert("电话号码输入错误!");
		document.form.dianhua.value= "";
		document.form.dianhua.focus();
	  }
	  }
	 }
    
  /*判断是否为移动电话*/   
  function   isChinaMob(ui){ 
	  if(ui > 0){
      var   valid=/^0?1[3,5][0,1,2,3,4,5,6,7,8,9]\d{8}$/;   
      if(!valid.test(ui)){
		alert("手机输入错误!");
		document.form.beiyongshouji.value= "";
		document.form.beiyongshouji.focus();
	  }
	  }   
     }



	   function   isChinaMob1(ui){
		var userMsg = document.getElementById('userMsg');
	  	if(ui != ""){
      		var   valid=/^0?1[3,5][0,1,2,3,4,5,6,7,8,9]\d{8}$/;   
     		 if(!valid.test(ui)){
				userMsg.innerHTML = "手机输入错误!";
				document.form.shouji.value= "";
				document.form.shouji.focus();
	  		}
			else{
				userMsg.innerHTML = " ";	
			}
	  }
     }

	   function   isChinaMob11(ui){ 
		    if(ui > 0){
      var   valid=/^0?1[3,5][0,1,2,3,4,5,6,7,8,9]\d{8}$/;   
      if(!valid.test(ui)){
		alert("手机输入错误!");
		document.form.shouji.value= "";
		document.form.shouji.focus();
		return false;
	  }}
 
     }

	   function   isChinaMob111(ui){ 
		if(ui > 0){
      var   valid=/^0?1[3,5][0,1,2,3,4,5,6,7,8,9]\d{8}$/;   
      if(!valid.test(ui)){
			document.getElementById("nicheng_check").innerHTML = '<div class="wrong">手机不正确！</div>';
			document.getElementById("nicheng").value= "";
			document.getElementById("nicheng").focus();
			return false;
	  }}
 
     }
  /*判断是否为电话，只能为固定电话或移动电话*/   
  function   isTel(ui){   
      var   valid=/(^0\d{2,3}\-\d{7,8}$)|(^0?13[0,1,3,5,6,8,9]\d{8}$)/;   
      return   (isEmpty(ui)||valid.test(ui));}   
    
  /*判断是否为邮件*/   
  function   isMail(ui){   
    if(isEmpty(ui)){return   true;}   
      var   notValid=/(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)|(^\-)|(\-\.)|(\.\-)/;   
      var   valid=/^.+\@[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,3}$/;   
    return   (!notValid.test(ui)&&valid.test(ui));}   
    
  /*用户输入字符串长度是否在两值之间*/   
  function   isLenBetween(ui,minl,maxl)   {   
      return   (ui>=minl&&ui<=maxl);} 







var emailvalue;
	  function checkemail(emailvalue)
	  {
		var regm = /^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$/;
		  if(!isEmpty(emailvalue)){
		 if(!emailvalue.match(regm)){
			alert("邮箱输入错误!");
		document.form.youxiang.value= "";
		document.form.youxiang.focus();
		return false;
		 }
	  }
	  }
	  
	  
				/*判断用户名*/
function ucheck(user){
	var udiv = document.getElementById('user');
	if(user == ""){
		udiv.innerHTML = "×艺人姓名不能为空！";
		return false;
		}
	else{
		udiv.innerHTML = " ";
		}
	}


			/* 判断用户密码*/
function pwdcheck(pass){
	 	var pdiv = document.getElementById('pass');
	   if(pass == ""){
		   pdiv.innerHTML = "×密码不能为空！";
		   return false;
	   }
	   else if(pass.length<6){
		   pdiv.innerHTML = "×密码长度不能小于6位！";
		   return false;
	   }
	   else{
		  pdiv.innerHTML = " ";
		   }
   }
 function pwdrecheck(repass,pass){
	var repdiv = document.getElementById('repass');
	
	if(repass != pass){
		repdiv.innerHTML = "×两次密码输入不一致！";
		return false;
	}
	else if(repass != "" && repass == pass){
		repdiv.innerHTML = " ";
		}
}