In Social network, the alternative way to submitting the status/message by pressing control+enter.  Sample script for submitting message by using Jquery.

<script type="text/javascript">
$(function (){ 
$(document).on("keydown", "#text", function(e)  { 
if ((e.keyCode == 10 || e.keyCode == 13) && (e.metaKey || e.ctrlKey)) 
alert("Ctrl Enter Pressed") ; 
});
});
</script>
<textarea  id="text"></textarea>