function showPicture(picName) {
	window_top = (screen.availHeight-150)/2
	window_left = (screen.availWidth-200)/2
	winHand = window.open("k0100bln.htm?" + picName, "keralanut", "width=200,height=150,top=" + window_top + ",left=" + window_left + ",scrollbar=0,resize=0");
}

function hidePicture() {
	winHand = window.open("k0100bln.htm?k0000spa.gif", "keralanut");
	winHand.close();
}