var fDesc=new Array();
fDesc[0] = "SWMHYMO is a complex hydrologic model used for the simulation and management of stormwater runoff in either small or large rural and urban area. Using easily acquired watershed or sewershed information, the program processes rainfall records to simulate the transformation of rainfall into surface runoff.";

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