태그 'javascript'에 해당하는 글 4건

[javascript] 주민번호 체크
function check_jumin(form) {
        var chk =0;
        var yy = join.jumin1.value.substring(0,2);
        var mm = join.jumin1.value.substring(2,4);
        var dd = join.jumin1.value.substring(4,6);
        var sex = join.jumin2.value.substring(0,1);
        if (join.jumin2.value.split(" ").join("") == "") {
                alert ('주민등록번호를 입력하세요.');
                join.jumin1.value = "";
                join.jumin1.focus();
                return false;
        }
        if (isNaN(join.jumin1.value) || isNaN(join.jumin2.value)) {
                alert('주민등록번호는 숫자만 가능합니다.');
                join.jumin1.value = "";
                join.jumin2.value = "";
                join.jumin1.focus();
                return false;
        }
        if ((join.jumin1.value.length != 6) || (mm < 1 || mm > 12 || dd < 1)) {
                alert ('주민등록번호 앞자리가 잘못되었습니다.');
                join.jumin1.value = "";
                join.jumin1.focus();
                return false;
        }
        if ((sex != 1 && sex != 2 ) || (join.jumin2.value.length != 7 )) {
                alert ('주민등록번호 뒷자리가 잘못되었습니다.');
                join.jumin2.value = "";
                join.jumin2.focus();
                return false;
        }
        for (var i = 0; i <= 5 ; i++) {
        chk = chk + ((i % 8 + 2) * parseInt(join.jumin1.value.substring(i, i + 1)))
        }
        for (var i = 6; i <= 11 ; i++) {
        chk = chk + ((i % 8 + 2) * parseInt(join.jumin2.value.substring(i - 6, i - 5)))
        }
        chk = 11 - (chk % 11)
        chk = chk % 10
        if (chk != join.jumin2.value.substring(6, 7)) {
                join.jumin1.value = "";
                join.jumin2.value = "";
                alert ('올바른 주민등록번호가 아닙니다.');
                join.jumin1.focus();
                return false;
        }
        else {       
  join.submit();
  alert("가입완료");
        }
return true;
}
[javascript] 문제놀이
<script language="JavaScript">
 function Move()
 {
  divs=document.all.tags("DIV");
  showDiv = divs(0);
  windowHeight = document.body.clientHeight;
  windowWidth = document.body.clientWidth;
  scrollY=document.body.scrollTop;
  showDiv.style.display ="";
  showDiv.style.top=(windowHeight + scrollY-30)
  showDiv.style.left=(windowWidth-150);
 }
 function Init()
 {
  setInterval("Move()",10);
 }
</script>
 </HEAD>

 <BODY onload="Init()">
 <DIV style = "position:absolute; display:none; font:bold 20px; color:red;">
 따라다니나?
 </DIV>
========================================================
문제놀이

<HTML>
 <HEAD>
  <TITLE> </TITLE>
 </HEAD>
<script language="javascript">
question= new Array();

answer=new Array();
question[0] = new Array();
question[0][0] = "1+2는";
question[0][1] = "1";
question[0][2] = "2";
question[0][3] = "3";
question[0][4] = "4";
answer[0]='3';


question[1] = new Array();
question[1][0] = "1+3는";
question[1][1] = "1";
question[1][2] = "2";
question[1][3] = "3";
question[1][4] = "4";
answer[1]='4';


question[2] = new Array();
question[2][0] = "1+1는";
question[2][1] = "1";
question[2][2] = "2";
question[2][3] = "3";
question[2][4] = "4";
answer[2]='2';


question[3] = new Array();
question[3][0] = "1+0는";
question[3][1] = "1";
question[3][2] = "2";
question[3][3] = "3";
question[3][4] = "4";
answer[3]='1';


question[4] = new Array();
question[4][0] = "2+2는";
question[4][1] = "1";
question[4][2] = "2";
question[4][3] = "3";
question[4][4] = "4";
answer[4]='4';

function getQuestion(){
 qn=Math.floor(Math.random()*question.length);
 dhtml="문제 " + question[qn][0]+"<p>";
 for (i = 1;i < question[qn].length;i++)
 {
  dhtml=dhtml+"<input type='radio' value='"+i+"' name=dab>"+question[qn][i]+"<br>";
 
 }
 document.write(dhtml);
}

</script>
 <BODY onload="getQuestion()">

</BODY>
</HTML>
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