| ActiveX controls are reusable software components | | | | CLASSID it would look something like this: Class ID: |
| that are used to add special functions to web sites or | | | | 99B42120-6EC7-11CF-A6C7-00AA00A47DD2. |
| desktop applications. Browsers use the 'CLASSID' of | | | | So How Does CLASSID work |
| the ActiveX Control on a web page to determine if | | | | 'CLASSID' is a unique registry-identifying component |
| the control already exists on the system. If they do not | | | | that is used to identify an ActiveX control. The actual |
| they are automatically downloaded from the website. | | | | download process consists of six different steps. First, |
| Before you go ahead and download a registry cleaner | | | | Internet Explorer will process the 'OBJECT' tag in the |
| understand why it is necessary. As a web page loads | | | | browser code and get your requirements from it. Then |
| on your system, you may be prompted to install | | | | Internet Explorer will determine if checking different |
| several ActiveX components before the page can be | | | | things needs a download. Then Internet Explorer will |
| fully downloaded. This is so that the browser can | | | | process the 'CAB' file and the 'INF' file. Then the control |
| interpret the ActiveX components and display them | | | | and its dependencies will be installed. Finally, the control |
| properly on the system. This only would only occur if | | | | will show up on the screen. |
| the controls used in the web page were not already | | | | The Registry is the centre of all records for the |
| on the system. If you decline permission for the | | | | system. The registry records all the activities such as |
| installation, the page will not function properly. However, | | | | the users and the hardware details of the system. It |
| once these ActiveX controls are on your system, you | | | | also records where what program or file is located on |
| won't have to download them again, even when you | | | | the disk. This is why the registry gets filled up with |
| come across them on other web sites. These | | | | redundant entries over time and as it gets older it |
| download clutter up the registry over time and need to | | | | keeps building up and slowing down the system. |
| be removed with the help of some registry shareware | | | | Registry Repair and Cleaners are ideal for such times |
| cleaner. | | | | when your computer has grown sluggish and irritatingly |
| Other ID Tags | | | | slow. PC registry cleaners can greatly enhance the |
| So how can the web page determine that the required | | | | speed and performance of your system. |
| ActiveX controls are not installed on the system or | | | | It is all code language and you need not understand |
| not? The browser does this by referring to the | | | | the technicalities of it. Suffice it to know that if the |
| 'CLASSID' in the 'OBJECT' tag of the web page. To | | | | browser determines, through the 'CLASSID' on your |
| cut a long explanation short, an ActiveX control is | | | | browser that your system already has that 'CLASSID' |
| added to a web page using the and container tags. | | | | in the registry the browser will load and display the |
| The 'CLASSID' is unique to each ActiveX component; | | | | page, else it will prompt you to download that particular |
| it is with the 'CLASSID' that you specify which control | | | | control. |
| you are using. The Registry has a special section for | | | | Author is admin and technical expert associated with |
| CLASSID and they run into thousands of ID's. The | | | | development of computer security and performance |
| useless records in the Registry have to be removes | | | | enhancing software like Registry Cleaner, Anti |
| with the aid of a registry cleaner. Free PC registry | | | | Spyware, Window Cleaner, Anti Spam Filter. Visit: |
| cleaners are available for download and help keep the | | | | Home Page. Read More at Anti Spyware and |
| system running smoothly. If you were to look at a | | | | Registry Cleaner. |