var fDesc=new Array();
fDesc[0] = "This light-weight app gets trees primed for real-time rendering. Use the Compiler to quickly combine efficient real-time tree models, texture atlases, and 360° normal-mapped billboards. SpeedTree Compiler has a wizard mode that quickly gets your trees real-time ready, with simpler options.";

function tShowHide(id, show)
{
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	{
		s.innerHTML = fDesc[id];
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}