ComBonus 

ComBonus expands the size of combo boxes, allowing you to see as much of the combo box as will fit on the screen. You no longer have to use a cumbersome scrollbar to view entries in a tiny combo box while a great deal of screen space is available.
infovibe utility utilities system combobox ui user interface shareware trialware demo evaluation combonus

JavaScript Coder 

You can visually design the features and JavaScript coder will generate the code and will update the web page, too. Develop rock-solid forms, cool popups, amazing mouse over effects and much more exciting features using this quick and easy tool.
javascript java script popup window html form mouse over button window