If your data is currently represented by HTML table, but it has naturally hierarchical structure, you need for sure our TreeTable applet - you get all of its benefits:

• combined table and tree structures "in one" - so you get column sorting and comparison comfort together with tree possibilites like expanding of subnodes to see your info in details.
• you get platform independent solution - our applet works perfectly in any Windows browsers and also under Linux or Unix (Solaris).
• you can customize "look and feel" of the applet to suit best your needs - use font style & color, background colors and icons to create your unique style.
• dynamic data loading and suitable applet API offers you to control it at runtime.
  And much much more - see version specific features below.

Free version:

• typical table behavior - column sorting and resizing, row selection with corresponding JavaScript function call
• you can specify initial column width in percent
• hierarchical tree representation of your data - you can expand and collapse subnodes if you need detailed data view
• you can customize applet look by specifying row text and background color and  tree icons - via applet parameters.

Advanced version

• you can use the applet in Grid mode, without tree structure

• you can define font & colors for any cell independently

• you can put images in cells

• you can put hyperlinks in cells

• you can edit cell content - with input field or combobox

• you can disable cell editing for some column

• you can validate cell value after editing via event handler

• you can define popup menu and fill it dynamically at runtime

• you can load items dynamically from server when you expand subnodes

• you can save memory - when you collaps subitems the applet could unload them from memory and read again next time you expand the item

• you can save applet state upon page reloadin

• you can save applet state in a string variable and restore it next time when user comes to your page

• you can change cell content at runtime using JavaScript - to make some calculations

• you can refresh data for some row, some subtree or the whole applet - it will read data from the server

• you have a lot of event handlers, like onclick, ondoubleclick, onselect, onedit etc.

• you can hide the header line

• you can control graphical elements like showing of grid lines, plus/minus signs, tree line styles etc.

• you can use your own icons in tree

• you can use checkboxes in rows to make it easier to select some rows

• you can turn on/off row multiselection (holding ctrl-key down you can select multiple rows)

• you can sort by any column or disable sorting for some column

• you can define sort mode - numeric or string

• you can change column position and width simply by dragging it

• you can programmaticaly select any row,expand/collapse subitems etc.

• you can add/delete rows programmatically

• you can copy row content from one row to another

• you have a lot of usefull API methods to control the applet at runtime

• ...

The most important feature of the advanced version is that it is supported. Please make sure that we may not answer to your questions if you are not a registered user.

Please refer to the license for our rights and pricing policy.