Code quay sổ xố

<select id="ctl00_ContentPlaceHolder1_ddlProvinces"> <option value="0">Miền Bắc</option> <option value="27">Bình Phước</option> <option value="14">TP.HCM</option> <option value="28">Hậu Giang</option> <option value="26">Long An</option> <option value="37">Đà Nẵng</option> <option value="44">Đắk Nông</option> <option value="43">Quảng Ngãi</option> </select><input class="ml btn" type="button" id="btnStartOrStop" value="Bắt đầu" onclick="startOrStop()" /></div>
<div class="sc_a1">
<table width="100%" style="margin:auto;text-align:left" id="tblContent" border="0" cellspacing="0"> <tr width="100%"> <td width="20%"></td> <td width="80%"></td> </tr> </table></div>
<div class="sc_a1">
 <table width="100%" border="0" style="margin:auto; text-align:left;" cellspacing="0" id="tblHeadTail"> </table> 
</div>
<script type="text/javascript"> var intervalVariable; var arrHead = new Array('', '', '', '', '', '', '', '', '', ''); var arrTail = new Array('', '', '', '', '', '', '', '', '', ''); function getRandomString(len) { if (!intervalVariable) { return '...'; } var retVal = ''; var head = -1, tail = -1; for (var i = 0; i < len; i++) { var x = Math.floor(Math.random() * 10); if (i == len - 2) { head = x; } if (i == len - 1) { tail = x; if (arrHead[head].length > 0) { arrHead[head] += ','; } arrHead[head] += (tail + ''); if (arrTail[tail].length > 0) { arrTail[tail] += ','; } arrTail[tail] += (head + ''); } retVal += (x + ''); } return retVal; } function getRandomText(numOfWord, lenOfWord) { var retVal = ''; for (var i = 0; i < numOfWord; i++) { if (retVal.length > 0) { retVal += ' - '; } retVal += getRandomString(lenOfWord); } return retVal; } function getHtmlForMB() { arrHead = new Array('', '', '', '', '', '', '', '', '', ''); arrTail = new Array('', '', '', '', '', '', '', '', '', ''); var arrRange = new Array(8); var arrPrize = new Array('Giải ĐB', 'Giải nhất', 'Giải nhì', 'Giải ba', 'Giải tư', 'Giải năm', 'Giải sáu', 'Giải bảy'); var retVal = ''; arrRange[0] = getRandomText(1, 5); arrRange[1] = getRandomText(1, 5); arrRange[2] = getRandomText(2, 5); arrRange[3] = getRandomText(3, 5) + '<br />' + getRandomText(3, 5); arrRange[4] = getRandomText(4, 4); arrRange[5] = getRandomText(3, 4) + '<br />' + getRandomText(3, 4); arrRange[6] = getRandomText(3, 3); arrRange[7] = getRandomText(4, 2); for(var i = 0 ; i < 8 ; i++) { var trHtml = ''; var trBackground = ''; if (i % 2 == 0) { trBackground = ' style = \'background:#faf0e6\''; } if(i==0) { trHtml = '<tr' + trBackground + '><td style=\'font-weight:bold; font-size:14px; color:red;\'>' + arrPrize[i] + '</td><td style=\'font-weight:bold; font-size:18px; color:red;\' align=\'center\'>' + arrRange[i] + '</td></tr>'; } else { trHtml = '<tr' + trBackground + '><td>' + arrPrize[i] + '</td><td align=\'center\'>' + arrRange[i] + '</td></tr>'; } retVal += trHtml; } document.getElementById('tblContent').innerHTML = retVal; } function getHtmlForTN() { arrHead = new Array('', '', '', '', '', '', '', '', '', ''); arrTail = new Array('', '', '', '', '', '', '', '', '', ''); var arrRange = new Array(9); var arrPrize = new Array('Giải tám', 'Giải bảy', 'Giải sáu', 'Giải năm', 'Giải tư', 'Giải ba', 'Giải nhì', 'Giải nhất', 'Giải ĐB'); var retVal = ''; arrRange[0] = getRandomText(1, 5); arrRange[1] = getRandomText(1, 5); arrRange[2] = getRandomText(2, 5); arrRange[3] = getRandomText(3, 5) + '<br />' + getRandomText(3, 5); arrRange[4] = getRandomText(4, 4); arrRange[5] = getRandomText(3, 4) + '<br />' + getRandomText(3, 4); arrRange[6] = getRandomText(3, 3); arrRange[7] = getRandomText(4, 2); for(var i = 0 ; i < 8 ; i++) { var trHtml = ''; var trBackground = ''; if (i % 2 == 0) { trBackground = ' style = \'background:#faf0e6\''; } if(i==0) { trHtml = '<tr' + trBackground + '><td style=\'font-weight:bold; font-size:14px; color:red;\'>' + arrPrize[i] + '</td><td style=\'font-weight:bold; font-size:18px; color:red;\' align=\'left\'>' + arrRange[i] + '</td></tr>'; } else { trHtml = '<tr' + trBackground + '><td>' + arrPrize[i] + '</td><td align=\'center\'>' + arrRange[i] + '</td></tr>'; } retVal += trHtml; } document.getElementById('tblContent').innerHTML = retVal; } function getHtmlForTN() { arrHead = new Array('', '', '', '', '', '', '', '', '', ''); arrTail = new Array('', '', '', '', '', '', '', '', '', ''); var arrRange = new Array(9); var arrPrize = new Array('Giải tám', 'Giải bảy', 'Giải sáu', 'Giải năm', 'Giải tư', 'Giải ba', 'Giải nhì', 'Giải nhất', 'Giải ĐB'); var retVal = ''; arrRange[0] = getRandomText(1, 2); arrRange[1] = getRandomText(1, 3); arrRange[2] = getRandomText(3, 4); arrRange[3] = getRandomText(1, 4); arrRange[4] = getRandomText(4, 5) + '<br />' + getRandomText(3, 5); arrRange[5] = getRandomText(2, 5); arrRange[6] = getRandomText(1, 5); arrRange[7] = getRandomText(1, 5); arrRange[8] = getRandomText(1, 6); for (var i = 0; i < 9; i++) { var trHtml = ''; var trBackground = ''; if (i % 2 == 0) { trBackground = ' style = \'background:#faf0e6\''; } if (i == 8) { trHtml = '<tr' + trBackground + '><td style=\'font-weight:bold; font-size:14px; color:red;\'>' + arrPrize[i] + '</td><td style=\'font-weight:bold; font-size:18px; color:red;\' align=\'center\'>' + arrRange[i] + '</td></tr>'; } else { trHtml = '<tr' + trBackground + '><td>' + arrPrize[i] + '</td><td align=\'center\'>' + arrRange[i] + '</td></tr>'; } retVal += trHtml; } document.getElementById('tblContent').innerHTML = retVal; } function startOrStop() { var command = document.getElementById('btnStartOrStop').value; var ddl = document.getElementById('ctl00_ContentPlaceHolder1_ddlProvinces').value; if (command == 'Bắt đầu') { if(ddl == 0) { intervalVariable = setInterval('getHtmlForMB()', 50); } else { intervalVariable = setInterval('getHtmlForTN()', 50); } document.getElementById('tblHeadTail').innerHTML = ''; ; document.getElementById('btnStartOrStop').value = 'Kết thúc'; } else { if (intervalVariable) { window.clearInterval(intervalVariable); } var headTailHtml = "<tr style='font-weight:bold; background:#faf0e6;'><td width='40px' align='center'>Đầu</td><td>Đuôi</td><td>Đầu</td><td width='40px' align='center'>Đuôi</td></tr>"; for (var i = 0; i < 10; i++) { var trHtml = ''; var trBackground = ''; if (i % 2 > 0) { trBackground = ' style = \'background:#faf0e6\''; } if (arrHead[i].length == 0) arrHead[i] = '-'; if (arrTail[i].length == 0) arrTail[i] = '-'; trHtml = "<tr " + trBackground + "><td style='font-weight:bold;' align='center'>" + i + "</td><td>" + arrHead[i] + "</td><td>" + arrTail[i] + "</td><td style='font-weight:bold;' align='center'>" + i + "</td></tr>"; headTailHtml += trHtml; } document.getElementById('tblHeadTail').innerHTML = headTailHtml; document.getElementById('btnStartOrStop').value = 'Bắt đầu'; } } getHtmlForMB(); </script>