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name : jscolor.js
 /**
 * jscolor, JavaScript Color Picker
 * @version 1.3.9
 * @license GNU Lesser General Public License,
 *          http://www.gnu.org/copyleft/lesser.html
 * @author Jan Odvarko, http://odvarko.cz
 * @created 2008-06-15
 * @updated 2011-07-28
 * @link http://jscolor.com
 */
var jscolor = {
  /* location of jscolor directory (leave empty to autodetect). */
  dir : '',
  /* class name. */
  bindClass : 'color',
  /* automatic binding via <input class="...">. */
  binding : true,
  /* use image preloading?. */
  preloading : true,

  install : function() {
    jscolor.addEvent(window, 'load', jscolor.init);
  },

  init : function() {
    if (jscolor.binding) {
      jscolor.bind();
    }
    if (jscolor.preloading) {
      jscolor.preload();
    }
  },

  getDir : function() {
    if (!jscolor.dir) {
      var detected = jscolor.detectDir();
      jscolor.dir = detected !== false ? detected : 'jscolor/';
    }
    return jscolor.dir;
  },

  detectDir : function() {
    var base = location.href;

    var e = document.getElementsByTagName('base');
    for (var i = 0; i < e.length; i += 1) {
      if (e[i].href) {
        base = e[i].href;
      }
    }

    var e = document.getElementsByTagName('script');
    for (var i = 0; i < e.length; i += 1) {
      if (e[i].src && /(^|\/)jscolor\.js([?#].*)?$/i.test(e[i].src)) {
        var src = new jscolor.URI(e[i].src);
        var srcAbs = src.toAbsolute(base);
        srcAbs.path = srcAbs.path.replace(/[^\/]+$/, '');
        srcAbs.query = null;
        srcAbs.fragment = null;
        return srcAbs.toString();
      }
    }
    return false;
  },

  bind : function() {
    var matchClass = new RegExp('(^|\\s)(' + jscolor.bindClass
 + ')\\s*(\\{[^}]*\\})?', 'i');
    var e = document.getElementsByTagName('input');
    for (var i = 0; i < e.length; i += 1) {
      var m;
      if (!e[i].color && e[i].className
          && (m = e[i].className.match(matchClass))) {
        var prop = {};
        if (m[3]) {
          try {
            eval('prop=' + m[3]);
          } catch (eInvalidProp) {
          }
        }
        e[i].color = new jscolor.color(e[i], prop);
      }
    }
  },

  preload : function() {
    for (var fn in jscolor.imgRequire) {
      if (jscolor.imgRequire.hasOwnProperty(fn)) {
        jscolor.loadImage(fn);
      }
    }
  },

  images : {
    pad : [ 181, 101 ],
    sld : [ 16, 101 ],
    cross : [ 15, 15 ],
    arrow : [ 7, 11 ]
  },

  imgRequire : {},
  imgLoaded : {},

  requireImage : function(filename) {
    jscolor.imgRequire[filename] = true;
  },

  loadImage : function(filename) {
    if (!jscolor.imgLoaded[filename]) {
      jscolor.imgLoaded[filename] = new Image();
      jscolor.imgLoaded[filename].src = jscolor.getDir() + filename;
    }
  },

  fetchElement : function(mixed) {
    return typeof mixed === 'string' ? document.getElementById(mixed) : mixed;
  },

  addEvent : function(el, evnt, func) {
    if (el.addEventListener) {
      el.addEventListener(evnt, func, false);
    } else if (el.attachEvent) {
      el.attachEvent('on' + evnt, func);
    }
  },

  fireEvent : function(el, evnt) {
    if (!el) {
      return;
    }
    if (document.createEvent) {
      var ev = document.createEvent('HTMLEvents');
      ev.initEvent(evnt, true, true);
      el.dispatchEvent(ev);
    } else if (document.createEventObject) {
      var ev = document.createEventObject();
      el.fireEvent('on' + evnt, ev);
    } else if (el['on' + evnt]) {
      /* model (IE5). */
      el['on' + evnt]();
    }
  },

  getElementPos : function(e) {
    var e1 = e, e2 = e;
    var x = 0, y = 0;
    if (e1.offsetParent) {
      do {
        x += e1.offsetLeft;
        y += e1.offsetTop;
      } while (e1 = e1.offsetParent);
    }
    while ((e2 = e2.parentNode) && e2.nodeName.toUpperCase() !== 'BODY') {
      x -= e2.scrollLeft;
      y -= e2.scrollTop;
    }
    return [ x, y ];
  },

  getElementSize : function(e) {
    return [ e.offsetWidth, e.offsetHeight ];
  },

  getRelMousePos : function(e) {
    var x = 0, y = 0;
    if (!e) {
      e = window.event;
    }
    if (typeof e.offsetX === 'number') {
      x = e.offsetX;
      y = e.offsetY;
    } else if (typeof e.layerX === 'number') {
      x = e.layerX;
      y = e.layerY;
    }
    return {
      x : x,
      y : y
    };
  },

  getViewPos : function() {
    if (typeof window.pageYOffset === 'number') {
      return [ window.pageXOffset, window.pageYOffset ];
    } else if (document.body
        && (document.body.scrollLeft || document.body.scrollTop)) {
      return [ document.body.scrollLeft, document.body.scrollTop ];
    } else if (document.documentElement
        && (document.documentElement.scrollLeft || document.documentElement.scrollTop)) {
      return [ document.documentElement.scrollLeft,
          document.documentElement.scrollTop ];
    } else {
      return [ 0, 0 ];
    }
  },

  getViewSize : function() {
    if (typeof window.innerWidth === 'number') {
      return [ window.innerWidth, window.innerHeight ];
    } else if (document.body
        && (document.body.clientWidth || document.body.clientHeight)) {
      return [ document.body.clientWidth, document.body.clientHeight ];
    } else if (document.documentElement
        && (document.documentElement.clientWidth || document.documentElement.clientHeight)) {
      return [ document.documentElement.clientWidth,
          document.documentElement.clientHeight ];
    } else {
      return [ 0, 0 ];
    }
  },

  URI : function(uri) {

    this.scheme = null;
    this.authority = null;
    this.path = '';
    this.query = null;
    this.fragment = null;

    this.parse = function(uri) {
      var m = uri
          .match(/^(([A-Za-z][0-9A-Za-z+.-]*)(:))?((\/\/)([^\/?#]*))?([^?#]*)((\?)([^#]*))?((#)(.*))?/);
      this.scheme = m[3] ? m[2] : null;
      this.authority = m[5] ? m[6] : null;
      this.path = m[7];
      this.query = m[9] ? m[10] : null;
      this.fragment = m[12] ? m[13] : null;
      return this;
    };

    this.toString = function() {
      var result = '';
      if (this.scheme !== null) {
        result = result + this.scheme + ':';
      }
      if (this.authority !== null) {
        result = result + '//' + this.authority;
      }
      if (this.path !== null) {
        result = result + this.path;
      }
      if (this.query !== null) {
        result = result + '?' + this.query;
      }
      if (this.fragment !== null) {
        result = result + '#' + this.fragment;
      }
      return result;
    };

    this.toAbsolute = function(base) {
      var base = new jscolor.URI(base);
      var r = this;
      var t = new jscolor.URI;

      if (base.scheme === null) {
        return false;
      }

      if (r.scheme !== null
          && r.scheme.toLowerCase() === base.scheme.toLowerCase()) {
        r.scheme = null;
      }

      if (r.scheme !== null) {
        t.scheme = r.scheme;
        t.authority = r.authority;
        t.path = removeDotSegments(r.path);
        t.query = r.query;
      } else {
        if (r.authority !== null) {
          t.authority = r.authority;
          t.path = removeDotSegments(r.path);
          t.query = r.query;
        } else {
          if (r.path === '') {
            t.path = base.path;
            if (r.query !== null) {
              t.query = r.query;
            } else {
              t.query = base.query;
            }
          } else {
            if (r.path.substr(0, 1) === '/') {
              t.path = removeDotSegments(r.path);
            } else {
              if (base.authority !== null && base.path === '') {
                t.path = '/' + r.path;
              } else {
                t.path = base.path.replace(/[^\/]+$/, '') + r.path;
              }
              t.path = removeDotSegments(t.path);
            }
            t.query = r.query;
          }
          t.authority = base.authority;
        }
        t.scheme = base.scheme;
      }
      t.fragment = r.fragment;

      return t;
    };

    function removeDotSegments(path) {
      var out = '';
      while (path) {
        if (path.substr(0, 3) === '../' || path.substr(0, 2) === './') {
          path = path.replace(/^\.+/, '').substr(1);
        } else if (path.substr(0, 3) === '/./' || path === '/.') {
          path = '/' + path.substr(3);
        } else if (path.substr(0, 4) === '/../' || path === '/..') {
          path = '/' + path.substr(4);
          out = out.replace(/\/?[^\/]*$/, '');
        } else if (path === '.' || path === '..') {
          path = '';
        } else {
          var rm = path.match(/^\/?[^\/]*/)[0];
          path = path.substr(rm.length);
          out = out + rm;
        }
      }
      return out;
    }

    if (uri) {
      this.parse(uri);
    }

  },

  /*
   * Usage example: var myColor = new jscolor.color(myInputElement)
   */

  color : function(target, prop) {

    this.required = true;
    this.adjust = true;
    this.hash = false;
    this.caps = true;
    this.slider = true;
    this.valueElement = target;
    this.styleElement = target;
    this.hsv = [ 0, 0, 1 ];
    this.rgb = [ 1, 1, 1 ];

    this.pickerOnfocus = true;
    this.pickerMode = 'HSV';
    this.pickerPosition = 'bottom';
    this.pickerButtonHeight = 20;
    this.pickerClosable = false;
    this.pickerCloseText = 'Close';
    this.pickerButtonColor = 'ButtonText';
    this.pickerFace = 10;
    this.pickerFaceColor = 'ThreeDFace';
    this.pickerBorder = 1;
    this.pickerBorderColor = 'ThreeDHighlight ThreeDShadow ThreeDShadow ThreeDHighlight';
    /* color */
    this.pickerInset = 1;
    this.pickerInsetColor = 'ThreeDShadow ThreeDHighlight ThreeDHighlight ThreeDShadow';
    /* color */
    this.pickerZIndex = 10000;

    for (var p in prop) {
      if (prop.hasOwnProperty(p)) {
        this[p] = prop[p];
      }
    }

    this.hidePicker = function() {
      if (isPickerOwner()) {
        removePicker();
      }
    };

    this.showPicker = function() {
      if (!isPickerOwner()) {
        var tp = jscolor.getElementPos(target);
        var ts = jscolor.getElementSize(target);
        var vp = jscolor.getViewPos();
        var vs = jscolor.getViewSize();
        var ps = getPickerDims(this);
        var a, b, c;
        switch (this.pickerPosition.toLowerCase()) {
        case 'left':
          a = 1;
          b = 0;
          c = -1;
          break;

        case 'right':
          a = 1;
          b = 0;
          c = 1;
          break;

        case 'top':
          a = 0;
          b = 1;
          c = -1;
          break;

        default:
          a = 0;
          b = 1;
          c = 1;
          break;
        }
        var l = (ts[b] + ps[b]) / 2;
        var pp = [
                  -vp[a] + tp[a] + ps[a] > vs[a] ? (-vp[a] + tp[a] + ts[a] / 2 > vs[a] / 2
                && tp[a] + ts[a] - ps[a] >= 0 ? tp[a] + ts[a] - ps[a] : tp[a])
                : tp[a],
            -vp[b] + tp[b] + ts[b] + ps[b] - l + l * c > vs[b] ? (-vp[b]
 + tp[b] + ts[b] / 2 > vs[b] / 2
                && tp[b] + ts[b] - l - l * c >= 0 ? tp[b] + ts[b] - l - l * c
                : tp[b] + ts[b] - l + l * c)
                : (tp[b] + ts[b] - l + l * c >= 0 ? tp[b] + ts[b] - l + l * c
                    : tp[b] + ts[b] - l - l * c) ];
        drawPicker(pp[a], pp[b]);
      }
    };

    this.importColor = function() {
      if (!valueElement) {
        this.exportColor();
      } else {
        if (!this.adjust) {
          if (!this.fromString(valueElement.value, leaveValue)) {
            styleElement.style.backgroundColor = styleElement.jscStyle.backgroundColor;
            styleElement.style.color = styleElement.jscStyle.color;
            this.exportColor(leaveValue | leaveStyle);
          }
        } else if (!this.required && /^\s*$/.test(valueElement.value)) {
          valueElement.value = '';
          styleElement.style.backgroundColor = styleElement.jscStyle.backgroundColor;
          styleElement.style.color = styleElement.jscStyle.color;
          this.exportColor(leaveValue | leaveStyle);

        } else if (this.fromString(valueElement.value)) {
          /* OK */
        } else {
          this.exportColor();
        }
      }
    };

    this.exportColor = function(flags) {
      if (!(flags & leaveValue) && valueElement) {
        var value = this.toString();
        if (this.caps) {
          value = value.toUpperCase();
        }
        if (this.hash) {
          value = '#' + value;
        }
        valueElement.value = value;
      }
      if (!(flags & leaveStyle) && styleElement) {
        styleElement.style.backgroundColor = '#' + this.toString();
        styleElement.style.color = 0.213 * this.rgb[0] + 0.715 * this.rgb[1]
 + 0.072 * this.rgb[2] < 0.5 ? '#FFF' : '#000';
      }
      if (!(flags & leavePad) && isPickerOwner()) {
        redrawPad();
      }
      if (!(flags & leaveSld) && isPickerOwner()) {
        redrawSld();
      }
    };

    this.fromHSV = function(h, s, v, flags) {
      h < 0 && (h = 0) || h > 6 && (h = 6);
      s < 0 && (s = 0) || s > 1 && (s = 1);
      v < 0 && (v = 0) || v > 1 && (v = 1);
      this.rgb = HSV_RGB(h === null ? this.hsv[0] : (this.hsv[0] = h),
          s === null ? this.hsv[1] : (this.hsv[1] = s),
          v === null ? this.hsv[2] : (this.hsv[2] = v));
      this.exportColor(flags);
    };

    this.fromRGB = function(r, g, b, flags) {
      r < 0 && (r = 0) || r > 1 && (r = 1);
      g < 0 && (g = 0) || g > 1 && (g = 1);
      b < 0 && (b = 0) || b > 1 && (b = 1);
      var hsv = RGB_HSV(r === null ? this.rgb[0] : (this.rgb[0] = r),
          g === null ? this.rgb[1] : (this.rgb[1] = g),
          b === null ? this.rgb[2] : (this.rgb[2] = b));
      if (hsv[0] !== null) {
        this.hsv[0] = hsv[0];
      }
      if (hsv[2] !== 0) {
        this.hsv[1] = hsv[1];
      }
      this.hsv[2] = hsv[2];
      this.exportColor(flags);
    };

    this.fromString = function(hex, flags) {
      var m = hex.match(/^\W*([0-9A-F]{3}([0-9A-F]{3})?)\W*$/i);
      if (!m) {
        return false;
      } else {
        if (m[1].length === 6) {
          this.fromRGB(parseInt(m[1].substr(0, 2), 16) / 255, parseInt(m[1]
              .substr(2, 2), 16) / 255, parseInt(m[1].substr(4, 2), 16) / 255,
              flags);
        } else {
          this.fromRGB(parseInt(m[1].charAt(0) + m[1].charAt(0), 16) / 255,
              parseInt(m[1].charAt(1) + m[1].charAt(1), 16) / 255, parseInt(
                  m[1].charAt(2) + m[1].charAt(2), 16) / 255, flags);
        }
        return true;
      }
    };

    this.toString = function() {
      return ((0x100 | Math.round(255 * this.rgb[0])).toString(16).substr(1)
 + (0x100 | Math.round(255 * this.rgb[1])).toString(16).substr(1) + (0x100 | Math
          .round(255 * this.rgb[2])).toString(16).substr(1));
    };

    function RGB_HSV(r, g, b) {
      var n = Math.min(Math.min(r, g), b);
      var v = Math.max(Math.max(r, g), b);
      var m = v - n;
      if (m === 0) {
        return [ null, 0, v ];
      }
      var h = r === n ? 3 + (b - g) / m : (g === n ? 5 + (r - b) / m : 1
 + (g - r) / m);
      return [ h === 6 ? 0 : h, m / v, v ];
    }

    function HSV_RGB(h, s, v) {
      if (h === null) {
        return [ v, v, v ];
      }
      var i = Math.floor(h);
      var f = i % 2 ? h - i : 1 - (h - i);
      var m = v * (1 - s);
      var n = v * (1 - s * f);
      switch (i) {
      case 6:
      case 0:
        return [ v, n, m ];
      case 1:
        return [ n, v, m ];
      case 2:
        return [ m, v, n ];
      case 3:
        return [ m, n, v ];
      case 4:
        return [ n, m, v ];
      case 5:
        return [ v, m, n ];
      }
    }

    function removePicker() {
      delete jscolor.picker.owner;
      document.getElementsByTagName('body')[0].removeChild(jscolor.picker.boxB);
    }

    function drawPicker(x, y) {
      if (!jscolor.picker) {
        jscolor.picker = {
          box : document.createElement('div'),
          boxB : document.createElement('div'),
          pad : document.createElement('div'),
          padB : document.createElement('div'),
          padM : document.createElement('div'),
          sld : document.createElement('div'),
          sldB : document.createElement('div'),
          sldM : document.createElement('div'),
          btn : document.createElement('div'),
          btnS : document.createElement('span'),
          btnT : document.createTextNode(THIS.pickerCloseText)
        };
        for (var i = 0, segSize = 4; i < jscolor.images.sld[1]; i += segSize) {
          var seg = document.createElement('div');
          seg.style.height = segSize + 'px';
          seg.style.fontSize = '1px';
          seg.style.lineHeight = '0';
          jscolor.picker.sld.appendChild(seg);
        }
        jscolor.picker.sldB.appendChild(jscolor.picker.sld);
        jscolor.picker.box.appendChild(jscolor.picker.sldB);
        jscolor.picker.box.appendChild(jscolor.picker.sldM);
        jscolor.picker.padB.appendChild(jscolor.picker.pad);
        jscolor.picker.box.appendChild(jscolor.picker.padB);
        jscolor.picker.box.appendChild(jscolor.picker.padM);
        jscolor.picker.btnS.appendChild(jscolor.picker.btnT);
        jscolor.picker.btn.appendChild(jscolor.picker.btnS);
        jscolor.picker.box.appendChild(jscolor.picker.btn);
        jscolor.picker.boxB.appendChild(jscolor.picker.box);
      }
      var p = jscolor.picker;

      /* controls interaction */
      p.box.onmouseup = p.box.onmouseout = function() {
        target.focus();
      };
      p.box.onmousedown = function() {
        abortBlur = true;
      };
      p.box.onmousemove = function(e) {
        if (holdPad || holdSld) {
          holdPad && setPad(e);
          holdSld && setSld(e);
          if (document.selection) {
            document.selection.empty();
          } else if (window.getSelection) {
            window.getSelection().removeAllRanges();
          }
        }
      };
      p.padM.onmouseup = p.padM.onmouseout = function() {
        if (holdPad) {
          holdPad = false;
          jscolor.fireEvent(valueElement, 'change');
        }
      };
      p.padM.onmousedown = function(e) {
        holdPad = true;
        setPad(e);
      };
      p.sldM.onmouseup = p.sldM.onmouseout = function() {
        if (holdSld) {
          holdSld = false;
          jscolor.fireEvent(valueElement, 'change');
        }
      };
      p.sldM.onmousedown = function(e) {
        holdSld = true;
        setSld(e);
      };

      /* picker */
      var dims = getPickerDims(THIS);
      p.box.style.width = dims[0] + 'px';
      p.box.style.height = dims[1] + 'px';

      /* picker border */
      p.boxB.style.position = 'absolute';
      p.boxB.style.clear = 'both';
      p.boxB.style.left = x + 'px';
      p.boxB.style.top = y + 'px';
      p.boxB.style.zIndex = THIS.pickerZIndex;
      p.boxB.style.border = THIS.pickerBorder + 'px solid';
      p.boxB.style.borderColor = THIS.pickerBorderColor;
      p.boxB.style.background = THIS.pickerFaceColor;

      /* pad image */
      p.pad.style.width = jscolor.images.pad[0] + 'px';
      p.pad.style.height = jscolor.images.pad[1] + 'px';

      /* pad border */
      p.padB.style.position = 'absolute';
      p.padB.style.left = THIS.pickerFace + 'px';
      p.padB.style.top = THIS.pickerFace + 'px';
      p.padB.style.border = THIS.pickerInset + 'px solid';
      p.padB.style.borderColor = THIS.pickerInsetColor;

      /* pad mouse area */
      p.padM.style.position = 'absolute';
      p.padM.style.left = '0';
      p.padM.style.top = '0';
      p.padM.style.width = THIS.pickerFace + 2 * THIS.pickerInset
 + jscolor.images.pad[0] + jscolor.images.arrow[0] + 'px';
      p.padM.style.height = p.box.style.height;
      p.padM.style.cursor = 'crosshair';

      /* slider image */
      p.sld.style.overflow = 'hidden';
      p.sld.style.width = jscolor.images.sld[0] + 'px';
      p.sld.style.height = jscolor.images.sld[1] + 'px';

      /* slider border */
      p.sldB.style.display = THIS.slider ? 'block' : 'none';
      p.sldB.style.position = 'absolute';
      p.sldB.style.right = THIS.pickerFace + 'px';
      p.sldB.style.top = THIS.pickerFace + 'px';
      p.sldB.style.border = THIS.pickerInset + 'px solid';
      p.sldB.style.borderColor = THIS.pickerInsetColor;

      /* slider mouse area */
      p.sldM.style.display = THIS.slider ? 'block' : 'none';
      p.sldM.style.position = 'absolute';
      p.sldM.style.right = '0';
      p.sldM.style.top = '0';
      p.sldM.style.width = jscolor.images.sld[0] + jscolor.images.arrow[0]
 + THIS.pickerFace + 2 * THIS.pickerInset + 'px';
      p.sldM.style.height = p.box.style.height;
      try {
        p.sldM.style.cursor = 'pointer';
      } catch (eOldIE) {
        p.sldM.style.cursor = 'hand';
      }

      /* "close" button */
      function setBtnBorder() {
        var insetColors = THIS.pickerInsetColor.split(/\s+/);
        var pickerOutsetColor = insetColors.length < 2 ? insetColors[0]
            : insetColors[1] + ' ' + insetColors[0] + ' ' + insetColors[0]
 + ' ' + insetColors[1];
        p.btn.style.borderColor = pickerOutsetColor;
      }
      p.btn.style.display = THIS.pickerClosable ? 'block' : 'none';
      p.btn.style.position = 'absolute';
      p.btn.style.left = THIS.pickerFace + 'px';
      p.btn.style.bottom = THIS.pickerFace + 'px';
      p.btn.style.padding = '0 15px';
      p.btn.style.height = '18px';
      p.btn.style.border = THIS.pickerInset + 'px solid';
      setBtnBorder();
      p.btn.style.color = THIS.pickerButtonColor;
      p.btn.style.font = '12px sans-serif';
      p.btn.style.textAlign = 'center';
      try {
        p.btn.style.cursor = 'pointer';
      } catch (eOldIE) {
        p.btn.style.cursor = 'hand';
      }
      p.btn.onmousedown = function() {
        THIS.hidePicker();
      };
      p.btnS.style.lineHeight = p.btn.style.height;

      /* load images in optimal order */
      switch (modeID) {
      case 0:
        var padImg = 'hs.png';
        break;

      case 1:
        var padImg = 'hv.png';
        break;
      }
      p.padM.style.backgroundImage = "url('" + jscolor.getDir() + "cross.gif')";
      p.padM.style.backgroundRepeat = "no-repeat";
      p.sldM.style.backgroundImage = "url('" + jscolor.getDir() + "arrow.gif')";
      p.sldM.style.backgroundRepeat = "no-repeat";
      p.pad.style.backgroundImage = "url('" + jscolor.getDir() + padImg + "')";
      p.pad.style.backgroundRepeat = "no-repeat";
      p.pad.style.backgroundPosition = "0 0";

      /* place pointers */
      redrawPad();
      redrawSld();

      jscolor.picker.owner = THIS;
      document.getElementsByTagName('body')[0].appendChild(p.boxB);
    }

    function getPickerDims(o) {
      var dims = [
          2
 * o.pickerInset
 + 2
 * o.pickerFace
 + jscolor.images.pad[0]
 + (o.slider ? 2 * o.pickerInset + 2 * jscolor.images.arrow[0]
 + jscolor.images.sld[0] : 0),
          o.pickerClosable ? 4 * o.pickerInset + 3 * o.pickerFace
 + jscolor.images.pad[1] + o.pickerButtonHeight : 2
 * o.pickerInset + 2 * o.pickerFace + jscolor.images.pad[1] ];
      return dims;
    }

    function redrawPad() {
      /* redraw the pad pointer */
      switch (modeID) {
      case 0:
        var yComponent = 1;
        break;

      case 1:
        var yComponent = 2;
        break;
      }
      var x = Math.round((THIS.hsv[0] / 6) * (jscolor.images.pad[0] - 1));
      var y = Math.round((1 - THIS.hsv[yComponent])
 * (jscolor.images.pad[1] - 1));
      jscolor.picker.padM.style.backgroundPosition = (THIS.pickerFace
 + THIS.pickerInset + x - Math.floor(jscolor.images.cross[0] / 2))
 + 'px '
 + (THIS.pickerFace + THIS.pickerInset + y - Math
              .floor(jscolor.images.cross[1] / 2)) + 'px';

      /* redraw the slider image */
      var seg = jscolor.picker.sld.childNodes;

      switch (modeID) {
      case 0:
        var rgb = HSV_RGB(THIS.hsv[0], THIS.hsv[1], 1);
        for (var i = 0; i < seg.length; i += 1) {
          seg[i].style.backgroundColor = 'rgb('
 + (rgb[0] * (1 - i / seg.length) * 100) + '%,'
 + (rgb[1] * (1 - i / seg.length) * 100) + '%,'
 + (rgb[2] * (1 - i / seg.length) * 100) + '%)';
        }
        break;

      case 1:
        var rgb, s, c = [ THIS.hsv[2], 0, 0 ];
        var i = Math.floor(THIS.hsv[0]);
        var f = i % 2 ? THIS.hsv[0] - i : 1 - (THIS.hsv[0] - i);
        switch (i) {
        case 6:
        case 0:
          rgb = [ 0, 1, 2 ];
          break;

        case 1:
          rgb = [ 1, 0, 2 ];
          break;

        case 2:
          rgb = [ 2, 0, 1 ];
          break;

        case 3:
          rgb = [ 2, 1, 0 ];
          break;

        case 4:
          rgb = [ 1, 2, 0 ];
          break;

        case 5:
          rgb = [ 0, 2, 1 ];
          break;

        }
        for (var i = 0; i < seg.length; i += 1) {
          s = 1 - 1 / (seg.length - 1) * i;
          c[1] = c[0] * (1 - s * f);
          c[2] = c[0] * (1 - s);
          seg[i].style.backgroundColor = 'rgb(' + (c[rgb[0]] * 100) + '%,'
 + (c[rgb[1]] * 100) + '%,' + (c[rgb[2]] * 100) + '%)';
        }
        break;
      }
    }

    function redrawSld() {
      /* redraw the slider pointer */
      switch (modeID) {
      case 0:
        var yComponent = 2;
        break;

      case 1:
        var yComponent = 1;
        break;
      }
      var y = Math.round((1 - THIS.hsv[yComponent])
 * (jscolor.images.sld[1] - 1));
      jscolor.picker.sldM.style.backgroundPosition = '0 '
 + (THIS.pickerFace + THIS.pickerInset + y - Math
              .floor(jscolor.images.arrow[1] / 2)) + 'px';
    }

    function isPickerOwner() {
      return jscolor.picker && jscolor.picker.owner === THIS;
    }

    function blurTarget() {
      if (valueElement === target) {
        THIS.importColor();
      }
      if (THIS.pickerOnfocus) {
        THIS.hidePicker();
      }
    }

    function blurValue() {
      if (valueElement !== target) {
        THIS.importColor();
      }
    }

    function setPad(e) {
      var mpos = jscolor.getRelMousePos(e);
      var x = mpos.x - THIS.pickerFace - THIS.pickerInset;
      var y = mpos.y - THIS.pickerFace - THIS.pickerInset;
      switch (modeID) {
      case 0:
        THIS.fromHSV(x * (6 / (jscolor.images.pad[0] - 1)), 1 - y
 / (jscolor.images.pad[1] - 1), null, leaveSld);
        break;

      case 1:
        THIS.fromHSV(x * (6 / (jscolor.images.pad[0] - 1)), null, 1 - y
 / (jscolor.images.pad[1] - 1), leaveSld);
        break;
      }
    }

    function setSld(e) {
      var mpos = jscolor.getRelMousePos(e);
      var y = mpos.y - THIS.pickerFace - THIS.pickerInset;
      switch (modeID) {
      case 0:
        THIS.fromHSV(null, null, 1 - y / (jscolor.images.sld[1] - 1), leavePad);
        break;

      case 1:
        THIS.fromHSV(null, 1 - y / (jscolor.images.sld[1] - 1), null, leavePad);
        break;
      }
    }

    var THIS = this;
    var modeID = this.pickerMode.toLowerCase() === 'hvs' ? 1 : 0;
    var abortBlur = false;
    var valueElement = jscolor.fetchElement(this.valueElement), styleElement = jscolor
        .fetchElement(this.styleElement);
    var holdPad = false, holdSld = false;
    /* var leaveValue = 1 << 0, leaveStyle = 1 << 1, leavePad = 1 << 2, leaveSld = 1 << 3; */
    var leaveValue = 1, leaveStyle = 2, leavePad = 4, leaveSld = 8;

    /* target */
    jscolor.addEvent(target, 'focus', function() {
      if (THIS.pickerOnfocus) {
        THIS.showPicker();
      }
    });
    jscolor.addEvent(target, 'blur', function() {
      if (!abortBlur) {
        window.setTimeout(function() {
          abortBlur || blurTarget();
          abortBlur = false;
        }, 0);
      } else {
        abortBlur = false;
      }
    });

    /* valueElement */
    if (valueElement) {
      var updateField = function() {
        THIS.fromString(valueElement.value, leaveValue);
      };
      jscolor.addEvent(valueElement, 'keyup', updateField);
      jscolor.addEvent(valueElement, 'input', updateField);
      jscolor.addEvent(valueElement, 'blur', blurValue);
      valueElement.setAttribute('autocomplete', 'off');
    }

    /* styleElement */
    if (styleElement) {
      styleElement.jscStyle = {
        backgroundColor : styleElement.style.backgroundColor,
        color : styleElement.style.color
      };
    }

    /* require images */
    switch (modeID) {
    case 0:
      jscolor.requireImage('hs.png');
      break;

    case 1:
      jscolor.requireImage('hv.png');
      break;
    }
    jscolor.requireImage('cross.gif');
    jscolor.requireImage('arrow.gif');

    this.importColor();
  }

};

jscolor.install();
UnknownSec Shell
