textarea set cursor position

by blowsie

HTML

<textarea class="texta"></textarea>
<button id="test">test</button>

JavaScript

$('#test').click(function () {
    var text = $('.texta');
    text.focus().val('stuff').selectRange(3,3);
});
$.fn.selectRange = function(start, end) {
    if(!end) end = start; 
    return this.each(function() {
        if (this.setSelectionRange) {
            this.focus();
            this.setSelectionRange(start, end);
        } else if (this.createTextRange) {
            var range = this.createTextRange();
            range.collapse(true);
            range.moveEnd('character', end);
            range.moveStart('character', start);
            range.select();
        }
    });
};