| Parameter | Description | Default | 
|---|---|---|
 "text"  | 
			label of the tab | Tab | 
 before  | 
			when switching tabs, this is the javascript fragment to be executed just before the tab is displayed | |
 after  | 
			this javascript handler is to be executed after the tab has been made visible | |
 afterload  | 
			 this javascript handler will be called when content loaded asynchronously (using the url parameter, below) has finished loading; depending on the network latency, this can be significantly later than execution of the after handler above  | 
			|
 id  | 
			 id of this tab; this id can be used in the TABPANEs select parameter to display this tab; this id is also added to the class attribute of the html element representing the tab button  | 
			|
 url  | 
			link from where to load the content of the tab asynchronously when selecting this tab; the result of the addressed handler will replace the content area; if no url is set the content of the TAB ... ENDTAB area will be shown when the tab is selected | |
 width  | 
			width of the tab area | auto | 
 height  | 
			height of the tab area | auto | 
 container  | 
			 element where ajax content will be loaded; this is only used together with url  |