function gtm4wp_track_downloads(track_extensions) { var gtm4wp_extensions_to_track = track_extensions.split(","); for ( var i = 0; i < gtm4wp_extensions_to_track.length; i++ ) { jQuery( "a[href$=\\." + gtm4wp_extensions_to_track[i].toLowerCase() + "], a[href$=\\." + gtm4wp_extensions_to_track[i].toUpperCase() + "]" ) .on( "click", function() { window[ gtm4wp_datalayer_name ].push({ event: gtm4wp.downloadClick, linkhref: jQuery( this ).attr( "href" ) }); }) .attr( "target", "_blank" ); } // end for i };