is.toRotate[i];

		if (this.isDeleting) {
		this.txt = fullTxt.substring(0, this.txt.length - 1);
		} else {
		this.txt = fullTxt.substring(0, this.txt.length + 1);
		}

		this.el.innerHTML = '<span class="wrap">'+this.txt+'</span>';

		var that = this;
		var delta = 200 - Math.random() * 100;

		if (this.isDeleting) { delta /= 2; }

		if (!this.isDeleting && this.txt === fullTxt) {
		delta = this.period;
		this.isDeleting = true;
		} else if (this.isDeleting && this.txt === '') {
		this.isDeleting = false;