jQuery function to select a range of text inside textarea or textbox

textboxrangeselector.js

$.fn.selectRange = function (start, end) {
	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();
		}
	});
};
$('textarea').selectRange(3,5); // Selects text from position 3 to 5