将悬停效果应用于元素而不移动光标

I want to use my mouse for other purpose, for example, seeing properties or debugging using Firebug. While doing this, it's not possible to keep the cursor on an element to see the hover effect, if you are using your mouse for other tools. Is there any way so that I can apply hover effect on an element programatically?I want to use my mouse for other purpose, for e