var popWin;
function newWindowOpen(strURL,wWidth,wHeight)
{
	if(popWin && !popWin.closed){
    	popWin.location.replace(strURL);
	}
	else {
		var strProperties = 'width=' + wWidth + ',height=' + wHeight + ',scrollbars=yes,status=no';
		popWin = window.open(strURL,'popup',strProperties);
	}
	popWin.focus();
}