validate.inc

网上旧书销售系统

<script language="JavaScript">
   //write by liuyan,May14,a.m.
   //email momisky163.com
   function validate(){ 
     var username 	= document.FormNeedValidate.username.value;
     var lengthusername	= username.length;
     var password 	= document.FormNeedValidate.password.value;
     var lengthpassword	= password.length;
     var conformpws 	= document.FormNeedValidate.conformpws.value;
     var realname	= document.FormNeedValidate.realname.value;
     var lengthrealname	= realname.length;
     var phone 		= document.FormNeedValidate.phone.value;
     var lengthphone 	= phone.length;
     var email		= document.FormNeedValidate.email.value;
     var lengthemail 	= email.length;
     var add 		= document.FormNeedValidate.add.value;
     var lengthadd 	= add.length;
     var city 		= document.FormNeedValidate.city.value;
     var lengthcity 	= city.length;
     var state 		= document.FormNeedValidate.state.value;
     var lengthstate 	= state.length;    
     var zip 		= document.FormNeedValidate.zip.value;
     var lengthzip 	= zip.length;
     var n   		= email.length;
     if (lengthusername==0){
       alert ("请输入用户名！");
       return false;
     }
     if (lengthpassword=0){
       alert ("请输入密码！");
       return false;
     }
     if (password!=conformpws){
       alert ("两次输入的密码不相同");
       return false;
     }
     if (lengthrealname==0){
       alert ("请输入真实姓名！");
       return false;
     }    
     if (lengthphone==0){
       alert ("请输入联系电话！");
       return false;
     }
     if (lengthadd==0){
       alert ("请输入住址！");
       return false;
     }   
     if (lengthcity==0){
       alert ("请输入所在城市！");
       return false;
     }
     if (lengthstate==0){
       alert ("请输入所在省");
       return false;
     }
     if (lengthzip==0){
       alert ("请输入邮政编码");
       return false;
     }
     if (lengthemail!=0){ 
       for (var i=0; i<n; i++){
         var oneChar = email.charAt(i);
         if (oneChar == '@'){
         break;
   	 }
       }
       if (oneChar!='@'){
         alert ("Your email is invalid");
         return false;
       }
     }
     return true;
   }
 function validate_admin(){
     var adminname_		= document.FormNeedValidate.adminname.value;
     var lengthadminname_	= adminname_.length;
     var password_ 		= document.FormNeedValidate.pws.value;
     var lengthpassword_	= password_.length;
     var confirmpws_ 		= document.FormNeedValidate.confirmpws.value;
     if (lengthadminname_==0){
     	alert ("请输入用户名！");
     	return false;
     }
     if (lengthpassword_==0){
       	alert ("请输入密码！");
       	return false;
     }
     if (password_!=confirmpws_){
       	alert ("两次输入的密码不相同");
       	return false;
     }
     return true;
 }
 </script>