How to generate google map with a specific city in map center address

How to generate google map with a specific city in map center address
cfmapcenteraddress.cfm
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>How to generate google map with a specific city in map center address</title>
</head>

<body style="margin:5px 5px 5px 15px;">
<h2 style="color:DarkBlue; font-style:italic">
 How to generate google map with a
    <br /> specific city in map center address
</h2>  
<hr width="450" align="left" color="Pink" />  
<br />

<!--- 
Generate a Google map api key for this domain
http://localhost:8500/
----------------
Use your own google map api key to test this example
 --->

<cfajaximport params="#{googlemapkey='please use your own google map api key here'}#">

<cfmap 
 centeraddress="Mumbai"
    height="350"    
    width="600"
    hideborder="no"
    title="Mumbai in google map as center address"
    >
</cfmap>

</body>
</html>