js add to favorites and use Jquery to change transparency_javascript skills

Copy code The code is as follows:

/*Add to favorites JS*/
$("# addfavorite").click(function () {
addfavorites();
});
function addfavorites() {
var sURL = document.URL;
var sTitle = document.title ;
try {
window.external.addFavorite(sURL, sTitle);
}
catch (e) {
try {
window.sidebar.addPanel(sTitle, sURL, "");
}
catch (e) {
alert("Failed to add to favorites, please use Ctrl D to add");
}
}

}

//Change transparency

$("#OneImg").css('opacity', '0.6');