Gadget:Contenteditable-flow-sans-newlines.js

$(document).ready(function() {
	
	$('[contenteditable]').on('paste', function(e) {
	var $self = $(this);
	setTimeout(function() {
		$self.html($self.text());
	}, 0);
}).on('keypress', function(e) {
	return e.which != 13;
});

});