Javascript file created to parse the XML Response Body

GoogleNewsJS.js

/**
 * [1] Will be fired when the Apex
 * Method completes execution.
 * 
 * [2] Will also hold the data returned
 * by the Apex Method after it 
 * completes execution.
 */
var searchTerm;
var newsFetchCompleted = function( res ) {
    var parser = new DOMParser();
    var xmlDoc = parser.parseFromString( res, "text/xml" );
    
    var descriptions = xmlDoc.getElementsByTagName( "description" );
    
    for( var i = 0 ; i <= descriptions.length - 1 ; i++ ) {
        if( descriptions[i].textContent !== "Google News" ) {
            $( "#news" ).append( descriptions[i].textContent );
            $( "a" ).attr( "target" , "_blank" );
        }
    }
    $( "#loader" ).hide();
};

function getNews( searchTerm ) {
    NewsWidgetController.newsDisplayer( searchTerm,
        newsFetchCompleted, 
        {
            escape: false
        }
    );
}