Function getYOffset

OpenReservation/wwwroot/Scripts/angular.js:4837–4855

()

                }

                function getYOffset() {
                    var offset = scroll.yOffset;

                    if (isFunction(offset)) {
                        offset = offset();
                    } else if (isElement(offset)) {
                        var elem = offset[0];
                        var style = $window.getComputedStyle(elem);
                        if (style.position !== 'fixed') {
                            offset = 0;
                        } else {
                            offset = elem.getBoundingClientRect().bottom;
                        }
                    } else if (!isNumber(offset)) {
                        offset = 0;
                    }

                    return offset;
                }

                function scrollTo(elem) {
                    if (elem) {