select all text when focus in a text box

            FormUtil.setTextboxes = function() {
            var colInputs = document.getElementsByTagName("input");
            var colTextAreas = document.getElementsByTagName("textarea");

            for (var i=0; i < colInputs.length; i++){
            if (colInputs[i].type == "text"  colInputs [i].type == "password") {
            colInputs[i].onfocus = function () { this.select(); };
            }
            }

            for (var i=0; i < colTextAreas.length; i++){
            colTextAreas[i].onfocus = function () { this.select(); };
            }
            };