/* Author: 
 
*/
 
// convert newlines to <br /> in javascript, to allow user precise control over marketing message text.
function nl2br (str, is_xhtml) {   
var breakTag = (is_xhtml || typeof is_xhtml === 'undefined') ? '<br />' : '<br>';    
return (str + '').replace(/([^>\r\n]?)(\r\n|\n\r|\r|\n)/g, '$1'+ breakTag +'$2');
}