var fDesc=new Array();
fDesc[0] = "O2 and CO2 Dissociation Curves is a model for studying oxygen and carbon dioxide dissociation curves.<br /> <br /> Mathematical formulas have been developed to represent O2 and CO2 dissociation curves. The formulation is based on the kinetics of O2 and CO2 with hemoglobin, taking into account the pH of the blood.";

function tShowHide(id, show)
{
	var s = document.getElementById("desc");

	if ((s.innerHTML.length<=212 || show==1) && show!=2)
	{
		s.innerHTML = fDesc[id];
		if (document.getElementById('m1'))
			document.getElementById('m1').style.display='none';
		if (document.getElementById('m2'))
			document.getElementById('m2').style.display='none';
		if (document.getElementById('more_txt'))
			document.getElementById('more_txt').style.display='inline';
	}
	else
	{
		s.innerHTML = '';
	}
}