//获取时间
function getTime(ns)
{
  
    var s=ns%60;
    var m=(ns-s)/60%60;
    var h=((ns-s)/60-m)/60;
    m=m>0?m+":":"";
    h=h>0?h+":":"0:";
    return (h+m+s);
 
}
//获取字符长度
function getLength(v)
{
  
  var len   =   0;   
  for(i=0;i<v.length;i++)   
  {   
    if(v.charCodeAt(i)>256)   
          {   
                  len   +=   2;   
          }   
          else   
          {   
                  len++;   
          }   
  }   
 return len;
}

function chkLength(obj,length)  //限制
{ 
    if(getLength(obj.value)>length*2){obj.value=obj.value.substring(0,length)}
} 

 // 获取URL 参数
function Request(pname)
{
 
var url = location.search; //获取url中"?"符后的字串
var theRequest = new Object();
if(url.indexOf("?") != -1)
{ 
  var str = url.substr(1);
    strs = str.split("&");
  for(var i = 0; i < strs.length; i ++)
    { 
     theRequest[strs[i].split("=")[0]]=unescape(strs[i].split("=")[1]);
    }
}
var Request=new Object();
Request=theRequest;
return Request[pname];
}