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annotate themes/blog.steve.org.uk/ajax.js @ 150:4a882ba147e4

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Updated to allow Ajax to be used for comment submission.
author Steve Kemp <steve@steve.org.uk>
date Mon, 31 Dec 2007 00:01:51 +0000
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children 8b0c547cd015
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150
4a882ba147e4 Updated to allow Ajax to be used for comment submission.
Steve Kemp <steve@steve.org.uk>
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1
4a882ba147e4 Updated to allow Ajax to be used for comment submission.
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2 function submitAjax()
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3 {
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4 var xhr;
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5 try { xhr = new ActiveXObject('Msxml2.XMLHTTP'); }
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6 catch (e)
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7 {
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8 try { xhr = new ActiveXObject('Microsoft.XMLHTTP'); }
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9 catch (e2)
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10 {
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11 try { xhr = new XMLHttpRequest(); }
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12 catch (e3) { xhr = false; }
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13 }
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14 }
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15
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16 xhr.onreadystatechange = function()
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17 {
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18 if(xhr.readyState == 4)
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19 {
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20 if(xhr.status == 200)
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21 {
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22 var o = document.getElementById( "output" );
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23 o.innerHTML = xhr.responseText;
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24 }
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25 else
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26 {
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27 var o = document.getElementById( "output" );
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28 o.innerHTML = "Failed HTTP code " + xhr.status + " " + xhr.responseText;
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29 }
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30 }
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31 };
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32
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33 data = 'ajax=1';
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34 data = data + '&id=' + escape(document.forms[0].id.value );
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35 data = data + '&captcha=' + escape( document.forms[0].captcha.value );
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36 data = data + '&id=' + escape(document.forms[0].id.value );
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37 data = data + '&captcha=' + escape( document.forms[0].captcha.value );
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38 data = data + '&name=' + escape( document.forms[0].name.value );
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39 data = data + '&mail=' + escape( document.forms[0].mail.value );
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40 data = data + '&body=' + escape( document.forms[0].body.value );
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41 xhr.open("POST", "/cgi-bin/comments.cgi", true);
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42 xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
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43 xhr.send(data);
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44 }