//当前日期
var NowDateText;
var today=new Date();
  function initArray(){
	 this.length=initArray.arguments.length
	 for(var i=0;i<this.length;i++)
	 this[i+1]=initArray.arguments[i]
  }
	 var d=new initArray( "星期日","星期一","星期二","星期三","星期四","星期五","星期六" );
  if (window.navigator.userAgent.indexOf("Firefox")>=1)
	{NowDateText=today.getYear()+1900+"年";}
  else
	{NowDateText=today.getYear()+"年";}
	{NowDateText+=today.getMonth()+1+"月";}
	{NowDateText+=today.getDate()+"日 ";}
	{NowDateText+=d[today.getDay()+1];}


//视力色切换
function setActiveStyleSheet(title) {
  var i, a, main;
  if (title) {
  for(i=0; (a = document.getElementsByTagName('link')[i]); i++) {
	  if(a.getAttribute('rel').indexOf('style') != -1 && a.getAttribute('title')) {
	  a.disabled = true;
	  if(a.getAttribute('title') == title) a.disabled = false;
      }
    }
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName('link')[i]); i++) {
	if(a.getAttribute('rel').indexOf('style') != -1 && a.getAttribute('title') && !a.disabled) return a.getAttribute('title');
    }
  return null;
}