// Centered PopUp 
function OpenPopUp(winName, url, width, height, sToolbar, sScrollbars, sResizable) {
	var winL = parseInt((screen.availWidth - width) / 2);
	var winT = parseInt((screen.availHeight - height) / 2);
	var sPar = '';
	
	sPar = 'toolbar=' + sToolbar + ',';
	sPar += 'scrollbars=' + sScrollbars + ',';
	sPar += 'resizable=' + sResizable + ',';
	sPar += 'height=' + height + ',width=' + width + ',top=' + winT + ',left=' + winL;
	return window.open(url, winName, sPar);
}


function MoveElement(fromList, toList) {
	var Element;
	
	if (fromList.selectedIndex != -1)
	{
		Element = fromList.options[fromList.selectedIndex];
	
		fromList.remove (fromList.selectedIndex);
		toList.add(Element, toList.lenght);
	}
}