function PopUp(theURL,winName) {
	window.open(theURL,winName,"height=400,width=400,toolbar=no,menubar=yes,location=no,scrollbars=yes,resize=yes,statusbar=no");
}

function PopUpGr(theURL,winName) {
	window.open(theURL,winName,"height=600,width=700,toolbar=no,menubar=yes,location=no,scrollbars=yes,resize=yes,statusbar=no");
}

function show(id, pic) {
	var obj=document.getElementById(id);
	if (obj.style.display == 'none') {
		obj.style.display = '';
		pic.src = 'pics/minus.gif';
	} else {
		obj.style.display = 'none';
		pic.src = 'pics/plus.gif';
	}
}