function tabOver(o , color , isHand) {
    o.style.backgroundColor = color;
    if (isHand) o.style.cursor="default";
}
function tabOut(o , color) {
    o.style.backgroundColor = color;
}
function isEmpty(s)
{
    return ((s == null) || (s.length == 0))
}
var defaultEmptyOK = false;
var whitespace = " \t\n\r";
function isWhitespace(s){
    var i;

    // Is s empty?
    if (isEmpty(s)) return true;

    // Search through string's characters one by one
    // until we find a non-whitespace character.
    // When we do, return false; if we don't, return true.
    for (i = 0; i < s.length; i++)
    {
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (whitespace.indexOf(c) == -1) return false;
    }

    // All characters are whitespace.
    return true;
}
function isEmail (s){
    if (isEmpty(s))
       if (isEmail.arguments.length == 1) return defaultEmptyOK;
       else return (isEmail.arguments[1] == true);
    // is s whitespace?
    if (isWhitespace(s)) return false;
    // there must be >= 1 character before @, so we
    // start looking at character position 1
    // (i.e. second character)
    var i = 1;
    var sLength = s.length;

    // look for @
    while ((i < sLength) && (s.charAt(i) != "@"))
    { i++
    }

    if ((i >= sLength) || (s.charAt(i) != "@")) return false;
    else i += 2;

    // look for .
    while ((i < sLength) && (s.charAt(i) != "."))
    { i++
    }
    // there must be at least one character after the .
    if ((i >= sLength - 1) || (s.charAt(i) != ".")) return false;

    if (s.split("@").length>2) return false;
    else return true;
}
function stringLeftTrim(s)
{
   return (typeof(s) != "string") ? null : s.replace(/^ +/, "");
}

function stringRightTrim(s)
{
   return (typeof(s) != "string") ? null : s.replace(/ +$/, "");
}

function stringTrim(s)
{
   return stringRightTrim(stringLeftTrim(s));
}
function popupWindowForOpen(url, windowName, width, height) {
  subWin = window.open(url, windowName, "resizable=yes, width=" + width + ", height=" + height + ", left=" +((screen.width - width)/2 ) + ", top=" + ((screen.height - height)/2 ) + ", scrollbars=yes");
  self.window.onfocus = new Function( windowName + ".closed ? '' : " + windowName + ".focus()");
}


function Map() {   
    this.keys = new Array();   
    this.data = new Object();   
       
    this.put = function(key, value) {   
        if(this.data[key] == null){   
            this.keys.push(key);   
        }   
        this.data[key] = value;   
    };   
    this.get = function(key) {   
        return this.data[key];   
    };   
    this.remove = function(key) {   
        this.keys.remove(key);   
        this.data[key] = null;   
    };   
    this.each = function(fn){   
        if(typeof fn != 'function'){   
            return;   
        }   
        var len = this.keys.length;   
        for(var i=0;i<len;i++){   
            var k = this.keys[i];   
            fn(k,this.data[k],i);   
        }   
    };   
    this.entrys = function() {   
        var len = this.keys.length;   
        var entrys = new Array(len);   
        for (var i = 0; i < len; i++) {   
            entrys[i] = {   
                key : this.keys[i],   
                value : this.data[i]   
            };   
        }   
        return entrys;   
    };   
    this.isEmpty = function() {   
        return this.keys.length == 0;   
    };   
    this.size = function(){   
        return this.keys.length;   
    };   
    this.toString = function(){   
        var s = "{";   
        for(var i=0;i<this.keys.length;i++,s+=','){   
            var k = this.keys[i];   
            s += k+"="+this.data[k];   
        }   
        s+="}";   
        return s;   
    };   
}