if(!Function.prototype.apply) {
  Function.prototype.apply=function(o,a) {
    var r;
    if(!o){
      o={};
      }
    o.___apply=this;
    switch((a&&a.length)||0) {
      case 0: 
        r=o.___apply();
        break;
      case 1: 
        r=o.___apply(a[0]);
        break;
      case 2: 
        r=o.___apply(a[0],a[1]);
        break;
      case 3: 
        r=o.___apply(a[0],a[1],a[2]);
        break;
      case 4: 
        r=o.___apply(a[0],a[1],a[2],a[3]);
        break;
      case 5: 
        r=o.___apply(a[0],a[1],a[2],a[3],a[4]);
        break;
      case 6: 
        r=o.___apply(a[0],a[1],a[2],a[3],a[4],a[5]);
        break;
      default: 
        for(var i=0,s="";i<a.length;i++) {
          if(i!=0) {
            s+=",";
            }
          s+="a["+i+"]";
          }
      r=eval("o.___apply("+s+")");
      }
    o.__apply=null;
    return r;
    }
  };
if(!Function.prototype.call) {
  Function.prototype.call=function(o) {
    var args=new Array(arguments.length-1);
    for(var i=1;i<arguments.length;i++) {
      args[i-1]=arguments[i];
      }
    return this.apply(o,args);
    }
  };
Function_bind=function(_this,object) {
  var __method=_this;
  return function() {
    __method.apply(object,arguments);
    }
  };
Function_bindEventListener=function(_this,object) {
  var __method=_this;
  return function(event) {
    __method.call(object,event||window.event);
    }
  };
if(!Array.prototype.push) {
  Array_push=function(_this,obj) {
    for(var i=1;i<arguments.length;i++) {
      _this[_this.length]=arguments[i];
      }
    return _this.length;
    }
  }
else {
  Array_push=function(_this,obj) {
    for(var i=1;i<arguments.length;i++) {
      _this.push(arguments[i]);
      }
    return _this.length;
    }
  };
if(!Array.prototype.pop) {
  Array_pop=function(_this) {
    if(_this.length==0) {
      try {
        return undefined;
        }
      catch(e) {
        return null;
        }
      }
    return _this[_this.length--];
    }
  }
else {
  Array_pop=function(_this) {
    return _this.pop();
    }
  };
if(!Array.prototype.shift) {
  Array_shift=function(_this) {
    _this.reverse();
    var lastv=Array_pop(_this);
    _this.reverse();
    return lastv;
    };
  }
else {
  Array_shift=function(_this) {
    return _this.shift();
    };
  };
if(!Array.prototype.splice) {
  Array_splice=function(_this,start,deleteCount) {
    var len=parseInt(_this.length);
    start=start?parseInt(start): 0;
    start=(start<0)?Math.max(start+len,0): Math.min(len,start);
    deleteCount=deleteCount?parseInt(deleteCount): 0;
    deleteCount=Math.min(Math.max(parseInt(deleteCount), 0), len);
    var deleted=_this.slice(start,start+deleteCount);
    var insertCount=Math.max(arguments.length-1,1);
    var new_len=_this.length+insertCount-deleteCount;
    var start_slide=start+insertCount;
    var nslide=len-start_slide;
    for(var i=new_len-1;i>=start_slide;--i) {
      _this[i]=_this[i-nslide];
      }
    for(i=start;i<start+insertCount;++i) {
      _this[i]=arguments[i-start+3];
      }
    return deleted;
    };
  }
else {
  Array_splice=function(_this,start,deleteCount) {
    var args=[];
    var s='';
    for(var i=3;i<arguments.length;i++) {
      args[i-3]=arguments[i];
      s+=', '+'args['+(i-3)+']';
      }
    s='var ret = _this.splice(start, deleteCount'+s+')';
    eval(s);
    return ret;
    };
  };
Object_toArray=function(_this,delim) {
  var result;
  if(typeof(delim)=='undefined') {
    delim=',';
    }
  switch(typeof(_this)) {
    case'array': 
      result=_this;
      break;
    case'string': 
      if(_this.indexOf(delim)) {
        result=_this.split(delim);
        }
      else {
        result.push(_this);
        }
      break;
    default:
      result.push(_this);
      break;
    }
  };
Object_weave=function(_this,source) {
  for(property in source) {
    _this[property]=source[property];
    }
  return _this;
  };
Object_weave_safe=function(_this,source) {
  for(property in source) {
    if(typeof _this[property]=='undefined') {
      _this[property]=source[property];
      }
    }
  return _this;
  };
Array_indexOf=function(_this,x) {
  for(var i=0;i<_this.length;i++) {
    if(_this[i]==x) {
      return i;
      }
    }
  return-1;
  };
Array_lastIndexOf=function(_this,x) {
  for(var i=_this.length-1;i>=0;i--) {
    if(_this[i]==x) {
      return i;
      }
    }
  return-1;
  };
Array_last=function(_this) {
  if(_this.length>0) {
    return _this[_this.length-1];
    }
  };
String_trim=function(_this,str) {
  if(!str)str=_this;
    return str.replace(/^\s*/,"").replace(/\s*$/,"");
    };
String_normalize_space=function(_this,str) {
  if(!str)str=_this;
    return String_trim(str).replace(/\s+/g," ");
    };
String_htmlencode=function(_this,str) {
  if(!str)
    str=_this;
  return str.replace(/\&/g,"&amp;").replace(/\</g,"&lt;").replace(/\>/g,"&gt;").replace(/\"/g,"&quot;");
  };
String_htmldecode=function(_this,str) {
  if(!str)
    str=_this;
  return str.replace(/&lt;/g,"<").replace(/&gt;/g,">").replace(/&quot;/g,"\"").replace(/&amp;/g,"&");
  };
Array_each=function(_this,block) {
  for(var index=0;index<_this.length;++index) {
    var item=_this[index];
    //alert('223:'+item);
    block(item,index)
    }
  return _this;
  };
Number_times=function(_this,block) {
  for(var i=0;i<_this;i++)
    block(i)
  };
Array_min=function(_this) {
  if(_this.length==0)
    return false;
  if(_this.length==1)
    return _this[0];
  var min, me, val;
  min=0;
  me=_this;
  Array_each(me,function(val,i) {
    if(val<me[min]) {
      min=i;
      }
    });
  return _this[min];
  };
String_min=function(_this) {
  return Array_min(_this.split(','));
  };
function min() {
  var a=[];
  Array_each(arguments,function(val,i) {
    Array_push(a,val);
    });
  return Array_min(a);
  };
Array_max=function(_this) {
  if(_this.length==0)
    return false;
  if(_this.length==1)
    return _this[0];
  var max, me, val;
  max=0;
  me=_this;
  Array_each(me,function(val,i) {
    if(val>me[max]) {
      max=i;
      }
    });
  return _this[max];
  };
String_max=function(_this) {
  return Array_max(_this.split(','));
  };
function max() {
  var a=[];
  Array_each(arguments,function(val,i) {
    Array_push(a,val);
    });
  return Array_max(a);
  };