var newWindow = null
function windowOpener(loadpos,w,h)
{       
        if (! newWindow || newWindow.closed)
        {
            newWindow = window.open(loadpos,"surveywin","width="+w+",height="+h);
        }else{
          newWindow.focus();
        }
}
function modifydate(ffont)
{
	if (ffont=='s')
	{
		document.write('<div align="right"><strong><font size="2" face="宋体">修订日期: 2010年02月01日</font></strong></div>')
	}
	if (ffont=='t')
	{
		document.write('<div align="right"><strong><font size="2" face="細明體">修订日期: 2009年02月01日</font></strong></div>')
	}
	if (ffont=='e')
	{
		document.write('<div align="right"><strong><font size="2" face="Arial, Helvetica, sans-serif">Last revision date: 01 Feb. 2010</font></strong></div>')
	}
}