css unselectable input

with jquery

HTML

<input type="text" id="unselectable-input" value="toto" />
<textarea id="b">Toto</textarea>
<p id=a>test</p>

CSS

.unselectable-input {
    background-color: #eee;
    cursor: not-allowed;
    color: #555;
    -khtml-user-select: none;
    -webkit-user-select: none;
    -moz-user-select: -moz-none;
    -ms-user-select: none;
    -o-user-select: none;
    user-select: none;
    outline: none;
}

JavaScript

/* $("#a,#b").attr('readonly', true).addClass("unselectable-input"); */
/*$("#a").attr('readonly', true);*/