//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" );
   
   NowDateText=today.getFullYear()+"年";
   NowDateText+=today.getMonth()+1+"月";
   NowDateText+=today.getDate()+"日 ";
   NowDateText+=d[today.getDay()+1];


//导航菜单js
var tt;
	function op(bb){
		window.clearTimeout(tt);
		var aa=document.getElementById("nav");
			var cc=aa.getElementsByTagName("dd");
			var dd=aa.getElementsByTagName("dt");
			if(bb==dd[0]){for(var i=0;i<cc.length;i++){cc[i].className="t1";}}
			if(bb==dd[2]){cc[0].className="";for(var i=0;i<cc.length;i++){if(i!==0){cc[i].className="t1";}}}
			if(bb==dd[4]){cc[1].className="";for(var i=0;i<cc.length;i++){if(i!==1){cc[i].className="t1";}}}
			if(bb==dd[6]){cc[2].className="";for(var i=0;i<cc.length;i++){if(i!==2){cc[i].className="t1";}}}
			if(bb==dd[8]){cc[3].className="";for(var i=0;i<cc.length;i++){if(i!==3){cc[i].className="t1";}}}
		}
	 function tl(ee){
		 tt=setTimeout(kk,100);  //菜单停留时间
			function kk(){
		ee.className='t1'
		}
		return tt;
	 }		
		
	 function op2(bb){
		window.clearTimeout(tt);	
		bb.className="";
	 }
	 function cl(ee){
		 tt=setTimeout(kk,100);  //菜单停留时间
			function kk(){
		ee.className='t1'
		}
		return tt;
	}
	
	function jumpMenu(targ,selObj,restore){
		window.open(selObj.options[selObj.selectedIndex].value);
		if (restore) selObj.selectedIndex=0;
	}


//选项卡js   name选项卡名称  num当前选项卡编号
function setTab(name,num,n){
	for(i=1;i<=n;i++){
		var menu=document.getElementById(name+i);
		var con=document.getElementById(name+"_"+"con"+i);
		menu.className=i==num?"now":"";
  		con.style.display=i==num?"block":"none"; 
	}
}


//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;
}