var nCount = 0;
function piece_onClick(img)
{
	rxp = /\d+/;
	myArray = rxp.exec(img.id);
	if (!myArray)
		return;
	if (img.border == 2)
	{
		img.border = 0;
		nCount = 0;
		return;
	}
	nCount = ++nCount % 2;
	if (nCount == 1)
	{
		img.border = 2;
		for (i = 0; i < document.forms[0].elements.length; i++)
		{
			str = document.forms[0].elements[i].name;
			if (str.indexOf("hidFrom") > 0)
				document.forms[0].elements[i].value = myArray[0];
		}
	}
	else
	{
		img.border = 1;
		for (i = 0; i < document.forms[0].elements.length; i++)
		{
			str = document.forms[0].elements[i].name;
			if (str.indexOf("hidTo") > 0)
				document.forms[0].elements[i].value = myArray[0];
		}
		document.forms[0].submit();
	}
}