If you’re running Windows Vista from within a limited user account, you know that you can use the Run As Administrator command to open an administrative Command Prompt. To do so, you right click on the Command Prompt shortcut and select the Run As Administrator command. You then see the UAC dialog box which prompts you to type in the Administrator password. While this is a simple enough operation to carry out, you can shorten it by one step.
Right-click on the Command Prompt Shortcut and select the Properties command. When you see the Properties dialog box, click the Advanced button, When you see the Advanced Properties dialog box, select the Run As Administrator check box, as shown in Figure C. Then, click OK twice, once to close each dialog box.
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| You can save yourself a step when opening a Command Prompt by activating the Run As Administrator option. |
Now, when you click the Command Prompt shortcut, you’ll immediately see the UAC dialog box which prompts you to type in the Administrator password.
source- techrepublic.com