/**

 * 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 = {





	dir : '', // location of jscolor directory (leave empty to autodetect)

	bindClass : 'color', // class name

	binding : true, // automatic binding via <input class="...">

	preloading : true, // use image preloading?





	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(/[^\/]+$/, ''); // remove filename

				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]) { // alternatively use the traditional event 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) { // See RFC3986



		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 === '') { // TODO: == or === ?

						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 === '') { // TODO: == or === ?

								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; // refuse empty values?

		this.adjust = true; // adjust value to uniform notation?

		this.hash = false; // prefix color with # symbol?

		this.caps = true; // uppercase?

		this.slider = true; // show the value/saturation slider?

		this.valueElement = target; // value holder

		this.styleElement = target; // where to reflect current color

		this.hsv = [0, 0, 1]; // read-only  0-6, 0-1, 0-1

		this.rgb = [1, 1, 1]; // read-only  0-1, 0-1, 0-1



		this.pickerOnfocus = true; // display picker on focus?

		this.pickerMode = 'HSV'; // HSV | HVS

		this.pickerPosition = 'bottom'; // left | right | top | bottom

		this.pickerButtonHeight = 20; // px

		this.pickerClosable = false;

		this.pickerCloseText = 'Close';

		this.pickerButtonColor = 'ButtonText'; // px

		this.pickerFace = 10; // px

		this.pickerFaceColor = 'ThreeDFace'; // CSS color

		this.pickerBorder = 1; // px

		this.pickerBorderColor = 'ThreeDHighlight ThreeDShadow ThreeDShadow ThreeDHighlight'; // CSS color

		this.pickerInset = 1; // px

		this.pickerInsetColor = 'ThreeDShadow ThreeDHighlight ThreeDHighlight ThreeDShadow'; // CSS 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); // target pos

				var ts = jscolor.getElementSize(target); // target size

				var vp = jscolor.getViewPos(); // view pos

				var vs = jscolor.getViewSize(); // view size

				var ps = getPickerDims(this); // picker size

				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 = [ // picker pos

					-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) { // null = don't change

			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) { // null = don't change

			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) { // 6-char notation

					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 { // 3-char notation

					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;



		// 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();

