diff --git a/doc/index.html b/doc/index.html
index b187d85..967ab6f 100644
--- a/doc/index.html
+++ b/doc/index.html
@@ -39,10 +39,10 @@ end
 --> Friday, November 13 2009
 --> Friday, August 13 2010
 </pre><p>
-		</p></div><div class="section" lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="Limits"></a>2. Limits</h2></div></div></div><div class="itemizedlist"><ul type="disc"><li>This module does not recognized leap seconds.</li><li>It assume that a day has exactly <code class="constant">24*60*60</code> seconds.</li><li>The Lua number must be a double C data type</li><li>This module supports dates that are greater than
+		</p></div><div class="section" lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="Limits"></a>2. Limits</h2></div></div></div><div class="itemizedlist"><ul type="disc"><li>This module does not recognize leap seconds.</li><li>It assumes that a day has exactly <code class="constant">24*60*60</code> seconds.</li><li>The Lua number must be a double C data type</li><li>This module supports dates that are greater than
 			<code class="constant">Mon Jan 01 1000000 BCE 00:00:00</code> and less than
 			<code class="constant">Mon Jan 01 1000001 00:00:00</code>.</li><li>see <a href="#LocalTimeSupport">Local time support</a> for local time limts</li></ul></div></div><div class="section" lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="LocalTimeSupport"></a>3. Local time support</h2></div></div></div>
-		This module also support local time. Local Time is.
+		This module also supports local time. Local Time is;
 		<div class="blockquote"><blockquote class="blockquote">Local = UTC + bias</blockquote></div>
 		The <span class="emphasis"><em>bias</em></span> is time zone offset plus the daylight savings if in effect.
 		The <span class="emphasis"><em>bias</em></span> is retrieve using the Lua function <code class="code">os.date</code> and <code class="code">os.time</code>.
@@ -64,9 +64,9 @@ end
 			describe in the <a href="#date">date</a> library <a href="#date.__call">__call</a> method.
 		</div><div class="section" lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="ParsableMonthValue"></a>5. Parsable month value</h2></div></div></div>
 			If a function needs a month value it must be a string or a number.
-			If the value is a <code class="constant">string</code>, it must be the name of the month full or abrrieviated.
+			If the value is a <code class="constant">string</code>, it must be the name of the month full or abbreviated.
 			If the value is a <code class="constant">number</code>, that number must be 1-12 (January-December). see table below
-		<div class="table"><a name="monthtable"></a><p class="title"><b>Table 1. </b></p><div class="table-contents"><table border="1"><colgroup><col><col><col></colgroup><thead><tr><th>Index</th><th>Abbriviation</th><th>Full Name</th></tr></thead><tbody><tr><td>1</td><td>Jan</td><td>January</td></tr><tr><td>2</td><td>Feb</td><td>February</td></tr><tr><td>3</td><td>Mar</td><td>March</td></tr><tr><td>4</td><td>Apr</td><td>April</td></tr><tr><td>5</td><td>May</td><td>May</td></tr><tr><td>6</td><td>Jun</td><td>June</td></tr><tr><td>7</td><td>Jul</td><td>July</td></tr><tr><td>8</td><td>Aug</td><td>August</td></tr><tr><td>9</td><td>Sep</td><td>September</td></tr><tr><td>10</td><td>Oct</td><td>October</td></tr><tr><td>11</td><td>Nov</td><td>November</td></tr><tr><td>12</td><td>Dec</td><td>December</td></tr></tbody></table></div></div><br class="table-break"><p>
+		<div class="table"><a name="monthtable"></a><p class="title"><b>Table 1. </b></p><div class="table-contents"><table border="1"><colgroup><col><col><col></colgroup><thead><tr><th>Index</th><th>Abbreviation</th><th>Full Name</th></tr></thead><tbody><tr><td>1</td><td>Jan</td><td>January</td></tr><tr><td>2</td><td>Feb</td><td>February</td></tr><tr><td>3</td><td>Mar</td><td>March</td></tr><tr><td>4</td><td>Apr</td><td>April</td></tr><tr><td>5</td><td>May</td><td>May</td></tr><tr><td>6</td><td>Jun</td><td>June</td></tr><tr><td>7</td><td>Jul</td><td>July</td></tr><tr><td>8</td><td>Aug</td><td>August</td></tr><tr><td>9</td><td>Sep</td><td>September</td></tr><tr><td>10</td><td>Oct</td><td>October</td></tr><tr><td>11</td><td>Nov</td><td>November</td></tr><tr><td>12</td><td>Dec</td><td>December</td></tr></tbody></table></div></div><br class="table-break"><p>
 			If the value does not represent month, that is equivalent to passing a nil value.
 			</p></div><div class="section" lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="date"></a>6. date</h2></div></div></div>The date module.<div class="section" lang="en"><div class="titlepage"><div><div><h3 class="title"><a name="date-id96473"></a>6.1. Function(s) of date</h3></div></div></div><div class="variablelist"><dl><dt><span class="term"></span></dt><dd><a href="#date.diff">diff</a> | <a href="#date.epoch">epoch</a> | <a href="#date.isleapyear">isleapyear</a><sub> 3</sub></dd></dl></div><div class="section" lang="en"><div class="titlepage"><div><div><h4 class="title"><a name="date.diff"></a>6.1.1. diff</h4></div></div></div><a class="indexterm" name="id352312"></a>Subtract the date and time value of two <a href="#dateObject">dateObject</a> and returns the resulting <a href="#dateObject">dateObject</a>.<div class="variablelist"><dl><dt><span class="term"><span class="bold"><strong>Syntax</strong></span></span></dt><dd><pre class="programlisting">date.<span class="bold"><strong>diff</strong></span>(<em class="parameter"><code>var_date1</code></em>, <em class="parameter"><code>var_date2</code></em>)</pre></dd><dt><span class="term"><span class="bold"><strong>Arguments</strong></span></span></dt><dd><div class="variablelist"><dl><dt><span class="term"><span class="emphasis"><em>var_date1</em></span></span></dt><dd>Required. a <a href="#dateObject">dateObject</a> or <a href="#ParsableDateValue">parsable date value</a></dd><dt><span class="term"><span class="emphasis"><em>var_date2</em></span></span></dt><dd>Required. a <a href="#dateObject">dateObject</a> or <a href="#ParsableDateValue">parsable date value</a></dd></dl></div></dd><dt><span class="term"><span class="bold"><strong>Returns</strong></span></span></dt><dd><table class="simplelist" border="0" summary="Simple list"><tr><td><span class="emphasis"><em>Success</em></span></td><td>The resulting <a href="#dateObject">dateObject</a></td></tr><tr><td><span class="emphasis"><em>Failure</em></span></td><td>nil.</td></tr></table></dd><dt><span class="term"><span class="bold"><strong>Example</strong></span></span></dt><dd><pre class="programlisting">
 -- get the days between two dates