Added support for preloading javascript libs ($template->preload_js()). Updated admin theme and Tigra Tree Menu to support this + JS_{HEADER,FOOTER} variables.
input.radio {border:1px none #000; background:transparent; vertical-align:middle;}
.panel_wrapper div.current {height:80px;}
#width {width:50px; vertical-align:middle;}
#width2 {width:50px; vertical-align:middle;}
#size {width:100px;}