///显示隐藏层
function CHANGMC (x,y) {
 document.getElementById(x).style.display = "none";
 document.getElementById(y).style.display = "block";
 }
///更改字体大小
var curfontsize=20;
var curlineheight=25;
function fontZoomA(){
  if(curfontsize>8){
    document.getElementById('fontzoom').style.fontSize=(--curfontsize)+'pt';
	document.getElementById('fontzoom').style.lineHeight=(--curlineheight)+'pt';
  }
}
function fontZoomB(){
  if(curfontsize<64){
    document.getElementById('fontzoom').style.fontSize=(++curfontsize)+'pt';
	document.getElementById('fontzoom').style.lineHeight=(++curlineheight)+'pt';
  }
}
///当前时间
function SiteDate(){
 var enable=0; today=new Date();
   var day; var date;
   var time_start = new Date();
   var clock_start = time_start.getTime();
   if(today.getDay()==0)  day="星期日" 
   if(today.getDay()==1)  day="星期一" 
   if(today.getDay()==2)  day="星期二" 
   if(today.getDay()==3)  day="星期三" 
   if(today.getDay()==4)  day="星期四" 
   if(today.getDay()==5)  day="星期五" 
   if(today.getDay()==6)  day="星期六" 
   date=(today.getFullYear())+"年"+(today.getMonth()+1)+"月"+today.getDate()+"日 ";
   document.write(date + day);
}
///打印区域
function preview() { 
bdhtml=window.document.body.innerHTML; 
sprnstr="<!--startprint-->"; 
eprnstr="<!--endprint-->"; 
prnhtml=bdhtml.substr(bdhtml.indexOf(sprnstr)+17); 
prnhtml=prnhtml.substring(0,prnhtml.indexOf(eprnstr)); 
window.document.body.innerHTML=prnhtml; 
window.print(); 
window.document.body.innerHTML=bdhtml; 
         }

/////浮动菜单1(可浮于ＩＦＲＡＭＥ之上)
var oPopup  = window.createPopup();
function showMenu(obj,x)
	{ 
	var oPopBody = oPopup.document.body;
	var HTML = document.all("menu" + x).innerHTML;
	oPopBody.innerHTML = HTML;     
	var rows = HTML.match(/<TR>/g).length;
	oPopup.show(getPosition(obj).x,getPosition(obj).y+obj.offsetHeight,82,rows*25+6,document.body);
	}   

/////浮动菜单2   
function showDiv(obj) 
{ 
linkDiv.style.left=getPosition(obj).x; 
linkDiv.style.top=getPosition(obj).y+obj.offsetHeight; 
linkDiv.style.position="absolute"; 
linkDiv.style.display=''; 
///linkDiv.onmouseleave=function(){linkDiv.style.display='none'}; 
} 
function getPosition(el) 
{ 
for (var lx=0,ly=0;el!=null;lx+=el.offsetLeft,ly+=el.offsetTop,el=el.offsetParent); 
return {x:lx,y:ly} 
} 

///关闭层
function CloseDiv(obj)
{
linkDiv.style.display='none';
}