[jQuery] Dialog Box Too Small

Thanks for taking the time to read my question. I have a dialog box on my page that pops up after clicking the link. My problem is that when it comes up, it is too small. My content requires the size of the dialog box to be both wider and taller. I've downloaded jquery-ui-themeroller.css from

[jQuery] Fwd: Dialog

Hi, I'm just learning how to use jquery and really like the Modal Dialog with Overlay widget. ( http://dev.jquery.com/view/trunk/ui/demos/functional/#ui.dialog) I'm having problems getting it to work though, and am unsure what I'm doing wrong. I want a dialog box with a form in it to pop up