function menuControl()
{
	//hiddenAllSpan();
	var numID=1;//Math.floor(Math.random()*3)+1;
	showOneSpan(numID);
}

//显示一个
function showOneSpan(obj)
{
	var s = "menu_" + obj;
	document.getElementById(s).style.display = "";
}

//隐藏所有的span
function hiddenAllSpan()
{
	var s = "menu_"+1;
	document.getElementById(s).style.display = "none";
	/*for(var i=1; i<=3; i++)
	{
		var s = "menu_" + i;
		document.getElementById(s).style.display = "none";
	}*/
}

function sel(theinput)
{
  if(document.getElementById("message").value!="")
     document.getElementById("message").value+="\n"+theinput
  else
	 document.getElementById("message").value=theinput
}

String.prototype.trim = function()
{
    return this.replace(/(^\s*)|(\s*$)/g, "");
}

	function validateRequired() {  
		
		if (document.getElementById('name').value.length == 0) {  
			alert("请输入您的姓名!");
			document.getElementById('name').focus();
			return false;
		} 
		if(document.getElementById('phone').value.length == 0) {
			alert("请输入您的电话!");
			document.getElementById('phone').focus();
			return false;
		}
		if(document.getElementById('mobile').value.length == 0) {
			alert("请输入您的手机!");
			document.getElementById('mobile').focus();
			return false;
		}
		if(document.getElementById('address').value.length == 0) {
			alert("请输入您的地址!");
			document.getElementById('address').focus();
			return false;
		}
		else
		{
			document.getElementById('address').value=document.getElementById('address').value.trim();
		}
		if(document.getElementById('postcode').value.length == 0) {
			alert("请输入您的邮编!");
			document.getElementById('postcode').focus();
			return false;
		}
		if(document.getElementById('email').value.length == 0) {
			alert("请输入您的邮箱!");
			document.getElementById('email').focus();
			return false;
		}
		if(document.getElementById('message').value.length != 0)
			document.getElementById('message').value=document.getElementById('message').value.trim();


		return true;
	}
	
	function checkChinese() {
		var cname = document.getElementById('name').value;
		var reg=/[^\u4E00-\u9FA5]/g;
		if (reg.test(cname)) {
			document.getElementById('vname').innerHTML="用户名必须是中文"; 
			document.getElementById('name').value="";
			return false;
		} else {
			return true;
		}
	}
	
	function isTel(str){
	   var str = document.getElementById('phone').value;
	   var reg=/^([0-9]|[\-\(\)\+])+$/g ;
	   if(str.length<7 || str.length>18){
	       document.getElementById('vphone').innerHTML="输入位数不对"; 
	       document.getElementById('phone').value="";
	       return false;
	   }else if(reg.exec(str)) {
	       document.getElementById('vphone').innerHTML="电话格式正确"; 
	      return true;
	   }else {
	      document.getElementById('vphone').innerHTML="请输入正确的电话"; 
	      document.getElementById('phone').value="";
	      return false;
	   }
	}
	
	function isPostcode(str){
	   var str = document.getElementById('postcode').value;
	   var reg=/^([0-9])+$/g ;
	   if(str.length!=6){
	       document.getElementById('vpostcode').innerHTML="邮编输入位数不对"; 
	       document.getElementById('postcode').value="";
	       return false;
	   }else if(reg.exec(str)) {
		    document.getElementById('vpostcode').innerHTML="邮编格式正确"; 
	      return true;
	   }else {
	      document.getElementById('vpostcode').innerHTML="请输入正确的邮编"; 
	      document.getElementById('postcode').value="";
	      return false;
	   }
	}
	
	function isMobile() {
		var mobiles = document.getElementById('mobile').value;
	   var reg=/^([0-9]|[\-\(\)\+])+$/g ;
		if (reg.test(mobiles)) {
		    document.getElementById('vmobile').innerHTML="手机号码格式正确"; 
			return true;
		}
		else{
		    document.getElementById('vmobile').innerHTML="对不起，您输入的手机号码格式错误"; 
			document.getElementById('mobile').value='';
			return false;
		}
	}
	
	function isEmail() {
		var e_mail = document.getElementById('email').value;
		var pattern = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(.[a-zA-Z0-9_-]{2,3}$)/; 
		flag = pattern.test(e_mail);  
		if(flag) {
			document.getElementById('vemail').innerHTML="电子邮箱格式正确";     
				return true;  
		}else{
			document.getElementById('vemail').innerHTML="你的邮箱格式不正确";     
			document.getElementById('email').value='';
			return false;  
		}			
	}
	
	
	
	function validateionEmpty(){
		var e_name = document.getElementById('textfield').value;
		if((e_name == "") || (e_name.trim().length == 0)){
			alert("请输入姓名");
			return false;
		}
		var e_add = document.getElementById('textfield2').value;
		if((e_add == "")|| (e_add.trim().length == 0)){
			alert("请输入通信地址");
			return false;
		}
		
			var e_pscode = document.getElementById('textfield3').value;
		if((e_pscode == "") || (e_pscode.trim().length == 0)){
			alert("请输入邮编");
			return false;
		}
		
		var e_psphone = document.getElementById('textfield5').value;
		if((e_psphone == "") || (e_psphone.trim().length == 0)){
			alert("请输入联系电话");
			return false;
		}
		
		var e_smail = document.getElementById('textfield6').value;
		if((e_smail == "") || (e_smail.trim().length == 0)){
			alert("请输入电子邮件");
			return false;
		}
		
		
		
		
		var e_scholl = document.getElementById('textfield7').value;
		if((e_scholl == "") || (e_scholl.trim().length == 0)){
			alert("请输入毕业学校");
			return false;
		}
		var e_finishprofess = document.getElementById('textfield8').value;
		if((e_finishprofess == "") || (e_finishprofess.trim().length == 0)){
			alert("请输入毕业专业");
			return false;
		}
		

		var e_eduback = document.getElementById('textarea').value;
		if((e_eduback == "") || (e_eduback.trim().length == 0)){
			alert("请输入教育背景");
			return false;
		}

		var e_skill=document.getElementById('textarea2').value;
		if((e_skill == "") || (e_skill.trim().length == 0)){
			alert("请输入专业技能");
			return false;
		}

		var e_eng=document.getElementById('textarea3').value;
		if((e_eng == "") || (e_eng.trim().length == 0)){
			alert("请输入英语水平");
			return false;
		}

		var e_osk = document.getElementById('textarea4').value;
		if((e_osk == "") || (e_osk.trim().length == 0)){
			alert("请输入其他技能");
			return false;
		}

		var e_exep = document.getElementById('textarea5').value;
		if((e_exep == "" ) || (e_exep.trim().length == 0)){
			alert("请输入工作或实践经验");
			return false;
		}

		var e_hort = document.getElementById('textarea6').value;
		if((e_hort == "" ) || (e_hort.trim().length == 0)){
			alert("请输入工作成就及奖励情况");
			return false;
		}
		
		var e_moneyy = document.getElementById('textfield9').value;
		if((e_moneyy == "") || (e_moneyy.trim().length == 0)){
			alert("请输入期望月薪");
			return false;
		} else {
			if(isNaN(e_moneyy)) {
				alert("期望月薪不能为非数字");
				document.getElementById('textfield9').value="";
				return false;
			}
		}
		
	}
	
	
	
	
	function isrealname(){
		var e_name = document.getElementById('textfield').value;
		if(e_name == ""){
			document.getElementById('e_realname').innerHTML="姓名不能为空";
			return false;
		}
	}

	function isAddress(){
		var e_add = document.getElementById('textfield2').value;
		if(e_add == ""){
			document.getElementById('eaddress').innerHTML="通信地址不能为空";
			return false;
		}
	}
	function isschool(){
		var e_scholl = document.getElementById('textfield7').value;
		if(e_scholl == "" ){
			document.getElementById('is_school').innerHTML="毕业学校不能为空";
			return false;
		}
	}


	function isfinishprofess(){
		var e_finishprofess = document.getElementById('textfield8').value;
		if(e_finishprofess == ""){
			document.getElementById('is_finishpro').innerHTML="毕业专业不能为空";
			return false;
		}
	}
	


	function isedubackground(){
		var e_eduback = document.getElementById('textarea').value;
		if(e_eduback == ""){
			document.getElementById('is_eduback1').innerHTML="教育背景不能为空";
			return false;
		}
	}



	function isskill(){
		var e_skill=document.getElementById('textarea2').value;
		if(e_skill == ""){
			document.getElementById('e_skill1').innerHTML="专业技能不能为空";
			return false;
		}
	}
	


	function isenglish(){
		var e_eng=document.getElementById('textarea3').value;
		if(e_eng == ""){
			document.getElementById('e_english').innerHTML="英语水平不能为空";
			return false;
		}
	}
	


	function isoskill(){
		var e_osk = document.getElementById('textarea4').value;
		if(e_osk == ""){
			document.getElementById('e_otherskill').innerHTML="其他技能不能为空";
			return false;
		}
	}
	


	function isexpecise(){
		var e_exep = document.getElementById('textarea5').value;
		if(e_exep == ""){
			document.getElementById('e_experience').innerHTML="工作或实践经验不能为空";
			return false;
		}
	}
	
	

	function ishort(){
		var e_hort = document.getElementById('textarea6').value;
		if(e_hort == ""){
			document.getElementById('e_hortation').innerHTML="工作成就及奖励情况不能为空";
			return false;
		}
	}
	

	function ismoney() {
		
		var e_moneyy = document.getElementById('textfield9').value;
		if(isNaN(e_moneyy)) {
				document.getElementById('e_mone').innerHTML="期望月薪不能为非数字";
				return false;
		}
	
	}