function showpic(f,w,h)
{
	sw = 1000;
	sw = document.documentElement.clientWidth;
	tw = w + 80;
	if (tw > sw)
	{
		r = sw / tw;
		w *= r;
		h *= r;
	}
	
	var obj=document.getElementById("bigimg");
	obj.src="large/" + f + ".jpg";
	obj.width=w;
	obj.height=h;
	var obj2=document.getElementById("largepic");
	obj2.style.display="block";
	var t = 20;
	if (window.pageYOffset)
		t = window.pageYOffset + 20;
	else
	{
		if (document.body.parentElement) t = document.body.parentElement.scrollTop + 20;
	}
	obj2.style.top = t + "px";
	x = (w - 228) / 2;
	y = h / 2;
	obj2.style.backgroundPosition=x + "px " + y + "px";
	var obj3=document.getElementById("closelnk");
	obj3.width=w;
	var obj3=document.getElementById("col2");
	obj3.style.opacity = '0.20';
	obj3.style.filter='alpha(opacity=20)';
}

function closepic()
{
	var obj=document.getElementById("bigimg");
	obj.src="../images/transparent.gif";
	var obj=document.getElementById("largepic");
	obj.style.display="none";
	var obj3=document.getElementById("col2");
	obj3.style.opacity = '1.0';
	obj3.style.filter='alpha(opacity=100)';
}