<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:st1="urn:schemas-microsoft-com:office:smarttags" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii">
<meta name=Generator content="Microsoft Word 11 (filtered medium)">
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
name="Street"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
name="address"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
name="City"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
name="country-region"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
name="place"/>
<!--[if !mso]>
<style>
st1\:*{behavior:url(#default#ieooui) }
</style>
<![endif]-->
<style>
<!--
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Times New Roman";}
a:link, span.MsoHyperlink
{color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{color:purple;
text-decoration:underline;}
p.MsoAutoSig, li.MsoAutoSig, div.MsoAutoSig
{margin:0in;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Times New Roman";}
pre
{margin:0in;
margin-bottom:.0001pt;
font-size:10.0pt;
font-family:"Courier New";}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:Arial;
color:windowtext;}
@page Section1
{size:8.5in 11.0in;
margin:1.0in 1.25in 1.0in 1.25in;}
div.Section1
{page:Section1;}
-->
</style>
<!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang=EN-US link=blue vlink=purple>
<div class=Section1><pre><font size=2 face="Courier New"><span
style='font-size:10.0pt'>Hi Brent,<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>This sounds like a good way to do this for me as the number of markers that<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>would be displayed for my application would never be more than 50 within a<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>padded viewport at the required scale.<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>I apologize I haven't yet had the opportunity study the inner workings of<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>ka-map so am not familiar with all the functions yet; what your suggesting<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>is building a new function that uses an existing function called<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>getGeoExtents to find the extent of the current viewport (which can then be<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>padded for optimum results) then sending these variables back to the server<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>to query the database via an <st1:City
w:st="on"><st1:place w:st="on">Ajax</st1:place></st1:City> call to return the relevant markers. This<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>function will be set in motion if EXTENTS_CHANGED is true?<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>Thanks, this sounds like a solid yet simple solution, do you have any<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>working code that you can share with us, or a demo of this in action?<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>Thanks,<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>Chris <o:p></o:p></span></font></pre>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoAutoSig><font size=1 color=navy face=Arial><span style='font-size:
8.0pt;font-family:Arial;color:navy'>~~~~~~~~~~~~~~~~~~~~~~~~~~~<o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=1 color=navy face=Arial><span style='font-size:
8.0pt;font-family:Arial;color:navy'>Christopher Brown<o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=1 color=navy face=Arial><span style='font-size:
8.0pt;font-family:Arial;color:navy'>Head of Internet Development<o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=1 color=navy face=Arial><span style='font-size:
8.0pt;font-family:Arial;color:navy'>Base Bloc <st1:country-region w:st="on"><st1:place
w:st="on">Cambodia</st1:place></st1:country-region><o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=1 color=navy face=Arial><span style='font-size:
8.0pt;font-family:Arial;color:navy'>#33, 123, <st1:place w:st="on"><st1:City
w:st="on">Phnom Penh</st1:City>, <st1:country-region w:st="on">Cambodia</st1:country-region></st1:place>.
<o:p></o:p></span></font></p>
<p class=MsoAutoSig><st1:address w:st="on"><st1:Street w:st="on"><font size=1
color=navy face=Arial><span style='font-size:8.0pt;font-family:Arial;
color:navy'>P.O. Box</span></font></st1:Street><font size=1 color=navy
face=Arial><span style='font-size:8.0pt;font-family:Arial;color:navy'> 2086</span></font></st1:address><font
size=1 color=navy face=Arial><span style='font-size:8.0pt;font-family:Arial;
color:navy'><o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=1 color=navy face=Arial><span style='font-size:
8.0pt;font-family:Arial;color:navy'>www.basebloc.com<o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=1 color=navy face=Arial><span style='font-size:
8.0pt;font-family:Arial;color:navy'>Tel (+885) 12 315 302<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face="Times New Roman"><o:p> </o:p></font></p>
</div>
</body>
</html>