function inputAutoClear(ipt){if(ipt.value==ipt.defaultValue){ipt.value='';}ipt.onfocus=null;
setTimeout(function(){ipt.onfocus=function(){if(this.value==this.defaultValue){this.value='';}};ipt.onblur=function(){if(this.value==''){this.value=this.defaultValue;}};},0);}
<!--以下是TOP菜单滑动相关JS-->
function gid(x) {return document.getElementById(x);} 
function arr_clas(arr){for(x in arr){gid(arr[x]).className='menu_link';}} 
function arr_dis(arr){for(x in arr){gid(arr[x]).style.display='none';}} 
function on(i){arr_clas(Array('aa','bb','cc','dd','ee','ff','gg','hh'));        /*在此输入舌签ID,多个ID中间用逗号隔开，如：aa,bb*/ 
                       arr_dis(Array('aad','bbd','ccd','ddd','eed','ffd','ggd','hhd'));      /*在此输入对应舌签内容的ID，内容id为舌签id+'d' 如:aad,bbd*/ 
                       i.className='menu_hover'; 
                       gid(i.id+'d').style.display='block'; 
 } 
 
  function gid(x) {return document.getElementById(x);} 
         function arr_clas1(arr){for(x in arr){gid(arr[x]).className='menu_link1';}} 
         function arr_dis1(arr){for(x in arr){gid(arr[x]).style.display='none';}} 
         function on1(i){arr_clas1(Array('ii','jj','kk'));        /*在此输入舌签ID,多个ID中间用逗号隔开，如：aa,bb*/ 
                       arr_dis1(Array('iid','jjd','kkd'));      /*在此输入对应舌签内容的ID，内容id为舌签id+'d' 如:aad,bbd*/ 
                       i.className='menu_hover1'; 
                       gid(i.id+'d').style.display='block';
 } 
 
   function gid(x) {return document.getElementById(x);} 
         function arr_clas2(arr){for(x in arr){gid(arr[x]).className='menu_link1';}} 
         function arr_dis2(arr){for(x in arr){gid(arr[x]).style.display='none';}} 
         function on2(i){arr_clas2(Array('ll','mm','nn'));        /*在此输入舌签ID,多个ID中间用逗号隔开，如：aa,bb*/ 
                       arr_dis2(Array('lld','mmd','nnd'));      /*在此输入对应舌签内容的ID，内容id为舌签id+'d' 如:aad,bbd*/ 
                       i.className='menu_hover1'; 
                       gid(i.id+'d').style.display='block';
 } 
 
    function gid(x) {return document.getElementById(x);} 
         function arr_clas3(arr){for(x in arr){gid(arr[x]).className='menu_link2';}} 
         function arr_dis3(arr){for(x in arr){gid(arr[x]).style.display='none';}} 
         function on3(i){arr_clas3(Array('oo','pp','qq'));        /*在此输入舌签ID,多个ID中间用逗号隔开，如：aa,bb*/ 
                       arr_dis3(Array('ood','ppd','qqd'));      /*在此输入对应舌签内容的ID，内容id为舌签id+'d' 如:aad,bbd*/ 
                       i.className='menu_hover2'; 
                       gid(i.id+'d').style.display='block';
 } 
//-->
function doZoom(size){
		document.getElementById('content_zoom').style.fontSize=size+'px';
		var p=document.getElementsByTagName('p'); 
		for (var i = 0; i < p.length; i++)  {
             p[i].style.fontSize=size+'px';
        }
}
function resize(thispic){
		if(thispic.width>700){
		thispic.height=thispic.height*700/thispic.width;
		thispic.width=700;
		}
}
//-->
function startmarquee(lh,speed,delay) {
var p=false;
var t;
var o=document.getElementById("marqueebox");
o.innerHTML+=o.innerHTML;
o.style.marginTop=0;
o.onmouseover=function(){p=true;}
o.onmouseout=function(){p=false;}
function start(){
t=setInterval(scrolling,speed);
if(!p) o.style.marginTop=parseInt(o.style.marginTop)-1+"px";
}
function scrolling(){
if(parseInt(o.style.marginTop)%lh!=0){
o.style.marginTop=parseInt(o.style.marginTop)-1+"px";
if(Math.abs(parseInt(o.style.marginTop))>=o.scrollHeight/2) o.style.marginTop=0;
}else{
clearInterval(t);
setTimeout(start,delay);
}
}
setTimeout(start,delay);
}