How to restict users from entering special characters in Microsoft Dynamics CRM 4.0

Solution is very simple - just add following script to OnLoad event handler of form:

File Repository for Microsoft Dynamics CRM 4.0

I've read this question and decided to develop this functionality.

How to call/launch/execute workflow and wait until its execution to make some action with JavaScript in Microsoft Dynamics CRM

Author of code for workflow executing is Jian Wang. I wrote a code that waits for the workflow to be completed.

Overriding Records per page count for Microsoft Dynamics CRM 4.0

I've decided to use idea and code from one of my previous posts.

Idea:
1. Add field to user entity which will contain count of records to show.
2. Replace system-defined count of records with value from 1 trough catching and handling Execute message.

Supported Record Counter For Microsoft Dynamics CRM 4.0

I've already published code of record counter for Microsoft Dynamics CRM 4.0 in this post. Those record counter worked but it had some issues (lookups, advanced finds, form assistant).

I've upgraded the code and now it works perfectly.

Do you know...

How to retrieve server datetime on the client in Microsoft Dynamics CRM 4.0

I have found interesting question on Microsoft Social forum and decided to develop such customization.

I had some ideas of how to do this:
1. Create custom aspx page.
2. Create custom webservice.
3. Use standard Microsoft CRM WebServices for this task.

The first and the second ways were not interesting for me because I had already used in some tasks I'd made. So I decided to implement the third idea.