<script type="text/javascript" src="../js/release/dojo/dojo.js"
 data-dojo-config="packages:[ {'name':'com','location':'/myApp/js/com'}], async: false, parseOnLoad: true, isDebug: true">
</script>
<script language="JavaScript" type="text/javascript">
    require(['dojo/dojo', "dijit/dijit", "dojox/dojox"], function () {
    require(["dojox/mobile", "dojo/parser"], function(mobile, parser){
        })
    });
</script>

<script language="JavaScript" type="text/javascript">
    require(["dojox/mobile", "dojo/parser"], function(mobile, parser){
        alert("hi");
    });
</script>

Uncaught ReferenceError:require is not defined                at dojo.js:29
dojo.js:29