modfify validation email and passwords function.

@@ -24,7 +24,7 @@
       <div id="article">
         <h2>회원가입</h2>
         <div id="inputset">
-        <form class="signinform" action="loginmain.html">
+        <form class="signinform" action="loginmain.html" onsubmit="return checkValidation(this)">
           <label for="email">이메일:</label><br>
           <input id="eValidation"type="text" name="email" placeholder="이메일을 입력하세요."><br>
 

 var Email={
-    checkEmailForm:function(email){
+    checkEmail:function(self){
+        var email=document.getElementById('eValidation').value;
         var regExp = /^[0-9a-zA-Z]([-_.]?[0-9a-zA-Z])*@[0-9a-zA-Z]([-_.]?[0-9a-zA-Z])*.[a-zA-Z]{2,3}$/i;
-        if(regExp.test(email){
+        if(regExp.test(email)){
           return true;
-        }else return false;
-      }
-    ,
-    checkEmpty:function(self){
-      var putEmail=document.getElementById('eValidation').value;
-      if(Email.checkEmailForm(putEmail)===true){
-            return true;
-      }else {
-        if(Email.checkEmailForm(putEmail)===NULL)
-          alert("Email을 입력하세요.");
-        else alert("Email 형식을 확인해주세요.");
+        }else if(email===NULL){
+          alert("이메일을 입력해주세요!");
+          return false;
+        }
+        else {
+          alert("이메일 형식을 제대로 입력해주세요!");
+          return false;
       }
     }
 }
 
 var Password={
-    checkPasswordfs:function(self){
+    checkPassword:function(self){
       var fpassword=document.getElementById('fValidation').value;
       var spassword= document.getElementById('sValidation').value;
       if(fpassword===spassword){
         return true;
-      }else return false;
-    }
-  ,
-    checkEmpty:function(self){
-      var fpassword=document.getElementById('fValidation').value;
-      var spassword= document.getElementById('sValidation').value;
-        if(fpassword===NULL || spassword===NULL){
-            alert("비밀번호를 입력해주세요");
-        }else {
-          return true;
-        }
+      }else if(fpassword===NULL || spassword===NULL){
+        alert("비밀번호를 입력해주세요!");
+        return false;
+      }else {
+        alert("작성한 비밀번호들이 다릅니다!");
+        return false;
       }
-    ,
-
-}
-
-function validationCheck(self) {
-    if(Password.checkPasswordfs()){
-        Password.checkEmpty();
-    }else alert("두 비밀번호가 일치하지 않습니다! 다시 입력해주세요!");
+    }
 }
 
-function nightDayHandler(self){
-    if(self.value==='night')
-    {
-      Body.SetBackGruondColor('black')
-      Body.SetColor('white');
-      self.value= 'day';
+function checkValidation(self){
+    Email.checkmail();
+    Password.checkPassword();
+    if(Email.checkEmail() && Password.checkPassword() ){
+      return true;
+    }else return false;
 
-      Links.SetColor('powderblue');
-
-    }else{
-      Body.SetBackGruondColor('white')
-      Body.SetColor('black');
-      self.value= 'night';
-
-      Links.SetColor('blue');
-    }
-  }
+}