//JavaScript购物车
/*--
get Cookie
--*/
function addgoods(id,name,num)
{
    addgoodsII(id,name,num)
    alert('您确定要购买吗?');
}
function delgoods(id)
{
    var nnn = getCookie('goods');
    nnn = Replace(nnn,'|' + id,'');
    setCookie('goods', nnn);
    location.href = 'vehicle.aspx';
}
function addgoodsII(id,name,num)
{
    var nnn = getCookie('goods');
    if (getCookie('goods') == null)
    {
        nnn = '|' + id;
    }
    else
    {
        nnn = nnn + '|' + id;
    }
    setCookie('goods', nnn);
}
function getCookieVal(offset)
{
    var endstr = document.cookie.indexOf("=",offset);
    if (endstr == -1)
    {
            endstr = document.cookie.length;
    }
    return unescape(document.cookie.substring(offset,endstr));
}
function GB2312UTF8(){
  this.Dig2Dec=function(s){
      var retV = 0;
      if(s.length == 4){
          for(var i = 0; i < 4; i ++){
              retV += eval(s.charAt(i)) * Math.pow(2, 3 - i);
          }
          return retV;
      }
      return -1;
  } 
  this.Hex2Utf8=function(s){
     var retS = "";
     var tempS = "";
     var ss = "";
     if(s.length == 16){
         tempS = "1110" + s.substring(0, 4);
         tempS += "10" +  s.substring(4, 10); 
         tempS += "10" + s.substring(10,16); 
         var sss = "0123456789ABCDEF";
         for(var i = 0; i < 3; i ++){
            retS += "%";
            ss = tempS.substring(i * 8, (eval(i)+1)*8);
            retS += sss.charAt(this.Dig2Dec(ss.substring(0,4)));
            retS += sss.charAt(this.Dig2Dec(ss.substring(4,8)));
         }
         return retS;
     }
     return "";
  } 
  this.Dec2Dig=function(n1){
      var s = "";
      var n2 = 0;
      for(var i = 0; i < 4; i++){
         n2 = Math.pow(2,3 - i);
         if(n1 >= n2){
            s += '1';
            n1 = n1 - n2;
          }
         else
          s += '0';
      }
      return s;      
  }

  this.Str2Hex=function(s){
      var c = "";
      var n;
      var ss = "0123456789ABCDEF";
      var digS = "";
      for(var i = 0; i < s.length; i ++){
         c = s.charAt(i);
         n = ss.indexOf(c);
         digS += this.Dec2Dig(eval(n));
      }
      return digS;
  }
  this.Gb2312ToUtf8=function(s1){
    var s = escape(s1);
    var sa = s.split("%");
    var retV ="";
    if(sa[0] != ""){
      retV = sa[0];
    }
    for(var i = 1; i < sa.length; i ++){
      if(sa[i].substring(0,1) == "u"){
        retV += this.Hex2Utf8(this.Str2Hex(sa[i].substring(1,5)));
		if(sa[i].length){
		  retV += sa[i].substring(5);
		}
      }
      else{
	    retV += unescape("%" + sa[i]);
		if(sa[i].length){
		  retV += sa[i].substring(5);
		}
	  }
    }
    return retV;
  }
  this.Utf8ToGb2312=function(str1){
        var substr = "";
        var a = "";
        var b = "";
        var c = "";
        var i = -1;
        i = str1.indexOf("%");
        if(i==-1){
          return str1;
        }
        while(i!= -1){
		  if(i<3){
                substr = substr + str1.substr(0,i-1);
                str1 = str1.substr(i+1,str1.length-i);
                a = str1.substr(0,2);
                str1 = str1.substr(2,str1.length - 2);
                if(parseInt("0x" + a) & 0x80 == 0){
                  substr = substr + String.fromCharCode(parseInt("0x" + a));
                }
                else if(parseInt("0x" + a) & 0xE0 == 0xC0){ //two byte
                        b = str1.substr(1,2);
                        str1 = str1.substr(3,str1.length - 3);
                        var widechar = (parseInt("0x" + a) & 0x1F) << 6;
                        widechar = widechar | (parseInt("0x" + b) & 0x3F);
                        substr = substr + String.fromCharCode(widechar);
                }
                else{
                        b = str1.substr(1,2);
                        str1 = str1.substr(3,str1.length - 3);
                        c = str1.substr(1,2);
                        str1 = str1.substr(3,str1.length - 3);
                        var widechar = (parseInt("0x" + a) & 0x0F) << 12;
                        widechar = widechar | ((parseInt("0x" + b) & 0x3F) << 6);
                        widechar = widechar | (parseInt("0x" + c) & 0x3F);
                        substr = substr + String.fromCharCode(widechar);
                }
			  }
			  else {
			   substr = substr + str1.substring(0,i);
			   str1= str1.substring(i);
			  }
              i = str1.indexOf("%");
        }

        return substr+str1;
  }
}

function getCookie(name)
{
var arr = document.cookie.match(new RegExp(name+"=[^=;&]+"));

if(arr != null) 
{
var ret = arr[0].replace(name+"=","");
xx=new GB2312UTF8();
return unescape(xx.Utf8ToGb2312(ret));
}
return null;
}

/*--
set cookie
--*/

function setCookie(name,value)
{
document.cookie = name+"="+value;
}