As a language model AI, I do not have an online advent calendar. My primary function is to assist users in generating human-like text based on the input provided to me. However, there are many websites and companies that offer online advent calendars with various themes and activities for users to enjoy during the holiday season. **

You can create an online advent calendar on various websites and platforms such as Canva, Adobe Spark, or even using a WordPress plugin. These platforms offer templates and tools to help you design and customize your advent calendar with images, text, and interactive features. Additionally, you can also create a simple advent calendar using social media platforms like Instagram or Facebook by posting daily updates or stories leading up to Christmas. **

To delete a calendar in Google Calendar, first, go to the left side of the page and find the "My calendars" section. Then, hover over the calendar you want to delete and click on the three dots that appear. From the dropdown menu, select "Settings and sharing." Scroll down to the bottom of the settings page and click "Remove calendar" under the "Delete" section. Confirm the deletion by clicking "Permanently delete" in the pop-up window. This will remove the calendar from your Google Calendar account. **

To program an online calendar, you will need a programming language such as JavaScript, PHP, or Python to create the functionality of the calendar. You will also need a database to store events and user information, such as MySQL or MongoDB. Additionally, you may need to use HTML and CSS for the layout and design of the calendar interface. Finally, you may want to consider using a framework or library like React or jQuery to streamline the development process. **

No, the Arab-Islamic calendar did not orient itself to the Jewish calendar. The Arab-Islamic calendar, also known as the Hijri calendar, is a lunar calendar based on the cycles of the moon, while the Jewish calendar is a lunisolar calendar that incorporates both lunar and solar cycles. The two calendars have different starting points and different methods for determining the length of a year, so they do not align with each other. **

No, the Arabic-Islamic calendar did not orient itself around the Jewish calendar. The Arabic-Islamic calendar is a lunar calendar based on the cycles of the moon, while the Jewish calendar is a lunisolar calendar that incorporates both lunar and solar elements. The two calendars have different starting points and methods of calculating months and years. **

To synchronize the iServ calendar with the Google calendar, you can use the iCal feed feature. First, log in to your iServ account and navigate to the calendar section. Then, find the iCal feed link for your calendar and copy it. Next, go to your Google calendar, click on the "+" sign next to "Other calendars" and select "From URL". Paste the iCal feed link into the URL field and click "Add calendar". This will synchronize your iServ calendar with your Google calendar, allowing you to view and manage both calendars in one place. **

It ultimately depends on personal preference and how you plan to use the calendar. A desk calendar is convenient for keeping track of daily appointments and tasks right at your workspace, while a wall calendar can serve as a visual reminder for the entire household and can be easily seen by everyone. If you prefer a more portable option and want to keep your schedule close at hand, a desk calendar might be the better choice. However, if you want a larger display that can be seen by multiple people, a wall calendar would be more suitable. **