// JavaScript Document

// IMAGE ROLLOVER
	function MM_swapImgRestore() { //v3.0
		var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
	}
	
	function MM_preloadImages() { //v3.0
		var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
			var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
			if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
	}
	
	function MM_findObj(n, d) { //v4.01
		var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
			d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
		if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
		for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
		if(!x && d.getElementById) x=d.getElementById(n); return x;
	}
	
	function MM_swapImage() { //v3.0
		var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
		 if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
	}
/*			
// SUCKERFISH DROPDOWN MENU for Internet Explorer
	sfHover = function( objID ) {
		var sfEls = document.getElementById( objID ).getElementsByTagName( "LI" );
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover = function() {
				this.className+=(this.className.length>0? " ": "") + "sfhover";
			}
			sfEls[i].onmouseout = function() {
				this.className=this.className.replace(new RegExp("( ?|^)sfhover\\b"), "");
			}
		} 
	}
	if (window.attachEvent) {
		window.attachEvent("onload", function () { sfHover( "nav" ); } ); 
	}
	else if ( document.all && document.getElementById ) {
		window.onload = function () { sfHover( "nav" ); }
	} */

// REFLECTION : http://cow.neondragon.net/stuff/reflection/ - v2.0
	if (!document.myGetElementsByClassName) {
		document.myGetElementsByClassName = function(className) {
			var children = document.getElementsByTagName('*') || document.all;
			var elements = new Array();
			
			for (var i = 0; i < children.length; i++) {
				var child = children[i];
				var classNames = child.className.split(' ');
				for (var j = 0; j < classNames.length; j++) {
					if (classNames[j] == className) {
						elements.push(child);
						break;
					}
				}
			}
			return elements;
		}
	}
	
	var Reflection = {
		
		defaultHeight : 1.0,
		defaultOpacity: 0.3,
		
		add: function(image, options) {
			Reflection.remove(image);
			
			doptions = { "height" : Reflection.defaultHeight, "opacity" : Reflection.defaultOpacity }
			if (options) {
				for (var i in doptions) {
					if (!options[i]) {
						options[i] = doptions[i];
					}
				}
			} else {
				options = doptions;
			}
		
			try {
				var d = document.createElement('div');
				var p = image;
				
				var classes = p.className.split(' ');
				var newClasses = '';
				for (j=0;j<classes.length;j++) {
					if (classes[j] != "reflect") {
						if (newClasses) {
							newClasses += ' '
						}
						
						newClasses += classes[j];
					}
				}
	
				var reflectionHeight = Math.floor(p.height*options['height']);
				var divHeight = Math.floor(p.height*(1+options['height']));
				
				var reflectionWidth = p.width;
				
				if (document.all && !window.opera) {
					/* Fix hyperlinks */
									if(p.parentElement.tagName == 'A') {
										var d = document.createElement('a');
										d.href = p.parentElement.href;
									}  
											
					/* Copy original image's classes & styles to div */
					d.className = newClasses;
					p.className = 'reflected';
					
					d.style.cssText = p.style.cssText;
					p.style.cssText = 'vertical-align: bottom';
				
					var reflection = document.createElement('img');
					reflection.src = p.src;
					reflection.style.width = reflectionWidth+'px';
					reflection.style.display = 'block';
					reflection.style.height = p.height+"px";
					
					reflection.style.marginBottom = "-"+(p.height-reflectionHeight)+'px';
					reflection.style.filter = 'flipv progid:DXImageTransform.Microsoft.Alpha(opacity='+(options['opacity']*100)+', style=1, finishOpacity=0, startx=0, starty=0, finishx=0, finishy='+(options['height']*100)+')';
					
					d.style.width = reflectionWidth+'px';
					d.style.height = divHeight+'px';
					p.parentNode.replaceChild(d, p);
					
					d.appendChild(p);
					d.appendChild(reflection);
				} else {
					var canvas = document.createElement('canvas');
					if (canvas.getContext) {
						/* Copy original image's classes & styles to div */
						d.className = newClasses;
						p.className = 'reflected';
						
						d.style.cssText = p.style.cssText;
						p.style.cssText = 'vertical-align: bottom';
				
						var context = canvas.getContext("2d");
					
						canvas.style.height = reflectionHeight+'px';
						canvas.style.width = reflectionWidth+'px';
						canvas.height = reflectionHeight;
						canvas.width = reflectionWidth;
						
						d.style.width = reflectionWidth+'px';
						d.style.height = divHeight+'px';
						p.parentNode.replaceChild(d, p);
						
						d.appendChild(p);
						d.appendChild(canvas);
						
						context.save();
						
						context.translate(0,image.height-1);
						context.scale(1,-1);
						
						context.drawImage(image, 0, 0, reflectionWidth, image.height);
		
						context.restore();
						
						context.globalCompositeOperation = "destination-out";
						var gradient = context.createLinearGradient(0, 0, 0, reflectionHeight);
						
						gradient.addColorStop(1, "rgba(255, 255, 255, 1.0)");
						gradient.addColorStop(0, "rgba(255, 255, 255, "+(1-options['opacity'])+")");
			
						context.fillStyle = gradient;
						context.rect(0, 0, reflectionWidth, reflectionHeight*2);
						context.fill();
					}
				}
			} catch (e) {
				}
		},
		
		remove : function(image) {
			if (image.className == "reflected") {
				image.className = image.parentNode.className;
				image.parentNode.parentNode.replaceChild(image, image.parentNode);
			}
		}
	}
	
	function addReflections() {
		var rimages = document.myGetElementsByClassName('reflect');
		for (i=0;i<rimages.length;i++) {
			var rheight = null;
			var ropacity = null;
			
			var classes = rimages[i].className.split(' ');
			for (j=0;j<classes.length;j++) {
				if (classes[j].indexOf("rheight") == 0) {
					var rheight = classes[j].substring(7)/100;
				} else if (classes[j].indexOf("ropacity") == 0) {
					var ropacity = classes[j].substring(8)/100;
				}
			}
			
			Reflection.add(rimages[i], { height: rheight, opacity : ropacity});
		}
	}
	
	var previousOnload = window.onload;
	window.onload = function () { if(previousOnload) previousOnload(); addReflections(); }	

// EXTENDED TOOLTIP : copyright 9th August 2002, 3rd July 2005, 24th August 2008 by Stephen Chapman, Felgall Pty Ltd
// permission is granted to use this javascript provided that the below code is not altered
	function pw() {
		return window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth
	}; 
	function mouseX(evt) {
		return evt.clientX ? evt.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft) : evt.pageX;
	} 
	function mouseY(evt) {
		return evt.clientY ? evt.clientY + (document.documentElement.scrollTop || document.body.scrollTop) : evt.pageY
	} 
	function popUp(evt,oi) {
		if (document.getElementById) {
			var wp = pw(); dm = document.getElementById(oi); ds = dm.style; st = ds.visibility; 
			if (dm.offsetWidth) ew = dm.offsetWidth; 
			else if (dm.clip.width) ew = dm.clip.width; 
			if (st == "visible" || st == "show") { 
				ds.visibility = "hidden"; 
			} 
			else {
				tv = mouseY(evt) + 20; lv = mouseX(evt) - (ew/4); 
				if (lv < 2) lv = 2; 
				else if (lv + ew > wp) lv -= ew/2; lv += 'px';tv += 'px';  ds.left = lv; ds.top = tv; ds.visibility = "visible";
			}
		}
	}           


// SEARCH BOX FOCUS
	function getFocus() {
		// place the id below of the field you want to have focus upon page load
		var focusHere = document.getElementById("searchbox");
		focusHere = focusHere.focus();
	}
	
	// Multiple onload function created by: Simon Willison
	// http://simonwillison.net/2004/May/26/addLoadEvent/
	function addLoadEvent(func) {
		var oldonload = window.onload;
		if (typeof window.onload != 'function') {
			window.onload = func;
		} else {
			window.onload = function() {
				if (oldonload) {
					oldonload();
				}
				func();
			}
		}
	}
	
	addLoadEvent(function() {
		getFocus();
	});


// IE5.5+ PNG Alpha Fix v2.0 Alpha: Background Tiling Support
// (c) 2008 Angus Turnbull http://www.twinhelix.com

// This is licensed under the GNU LGPL, version 2.1 or later.
// For details, see: http://creativecommons.org/licenses/LGPL/2.1/

var IEPNGFix = window.IEPNGFix || {};

IEPNGFix.tileBG = function(elm, pngSrc, ready) {
	// Params: A reference to a DOM element, the PNG src file pathname, and a
	// hidden "ready-to-run" passed when called back after image preloading.

	var data = this.data[elm.uniqueID],
		elmW = Math.max(elm.clientWidth, elm.scrollWidth),
		elmH = Math.max(elm.clientHeight, elm.scrollHeight),
		bgX = elm.currentStyle.backgroundPositionX,
		bgY = elm.currentStyle.backgroundPositionY,
		bgR = elm.currentStyle.backgroundRepeat;

	// Cache of DIVs created per element, and image preloader/data.
	if (!data.tiles) {
		data.tiles = {
			elm: elm,
			src: '',
			cache: [],
			img: new Image(),
			old: {}
		};
	}
	var tiles = data.tiles,
		pngW = tiles.img.width,
		pngH = tiles.img.height;

	if (pngSrc) {
		if (!ready && pngSrc != tiles.src) {
			// New image? Preload it with a callback to detect dimensions.
			tiles.img.onload = function() {
				this.onload = null;
				IEPNGFix.tileBG(elm, pngSrc, 1);
			};
			return tiles.img.src = pngSrc;
		}
	} else {
		// No image?
		if (tiles.src) ready = 1;
		pngW = pngH = 0;
	}
	tiles.src = pngSrc;

	if (!ready && elmW == tiles.old.w && elmH == tiles.old.h &&
		bgX == tiles.old.x && bgY == tiles.old.y && bgR == tiles.old.r) {
		return;
	}

	// Convert English and percentage positions to pixels.
	var pos = {
			top: '0%',
			left: '0%',
			center: '50%',
			bottom: '100%',
			right: '100%'
		},
		x,
		y,
		pc;
	x = pos[bgX] || bgX;
	y = pos[bgY] || bgY;
	if (pc = x.match(/(\d+)%/)) {
		x = Math.round((elmW - pngW) * (parseInt(pc[1]) / 100));
	}
	if (pc = y.match(/(\d+)%/)) {
		y = Math.round((elmH - pngH) * (parseInt(pc[1]) / 100));
	}
	x = parseInt(x);
	y = parseInt(y);

	// Handle backgroundRepeat.
	var repeatX = { 'repeat': 1, 'repeat-x': 1 }[bgR],
		repeatY = { 'repeat': 1, 'repeat-y': 1 }[bgR];
	if (repeatX) {
		x %= pngW;
		if (x > 0) x -= pngW;
	}
	if (repeatY) {
		y %= pngH;
		if (y > 0) y -= pngH;
	}

	// Go!
	this.hook.enabled = 0;
	if (!({ relative: 1, absolute: 1 }[elm.currentStyle.position])) {
		elm.style.position = 'relative';
	}
	var count = 0,
		xPos,
		maxX = repeatX ? elmW : x + 0.1,
		yPos,
		maxY = repeatY ? elmH : y + 0.1,
		d,
		s,
		isNew;
	if (pngW && pngH) {
		for (xPos = x; xPos < maxX; xPos += pngW) {
			for (yPos = y; yPos < maxY; yPos += pngH) {
				isNew = 0;
				if (!tiles.cache[count]) {
					tiles.cache[count] = document.createElement('div');
					isNew = 1;
				}
				var clipR = (xPos + pngW > elmW ? elmW - xPos : pngW),
					clipB = (yPos + pngH > elmH ? elmH - yPos : pngH);
				d = tiles.cache[count];
				s = d.style;
				s.behavior = 'none';
				s.left = xPos + 'px';
				s.top = yPos + 'px';
				s.width = clipR + 'px';
				s.height = clipB + 'px';
				s.clip = 'rect(' +
					(yPos < 0 ? 0 - yPos : 0) + 'px,' +
					clipR + 'px,' +
					clipB + 'px,' +
					(xPos < 0 ? 0 - xPos : 0) + 'px)';
				s.display = 'block';
				if (isNew) {
					s.position = 'absolute';
					s.zIndex = -999;
					if (elm.firstChild) {
						elm.insertBefore(d, elm.firstChild);
					} else {
						elm.appendChild(d);
					}
				}
				this.fix(d, pngSrc, 0);
				count++;
			}
		}
	}
	while (count < tiles.cache.length) {
		this.fix(tiles.cache[count], '', 0);
		tiles.cache[count++].style.display = 'none';
	}

	this.hook.enabled = 1;

	// Cache so updates are infrequent.
	tiles.old = {
		w: elmW,
		h: elmH,
		x: bgX,
		y: bgY,
		r: bgR
	};
};


IEPNGFix.update = function() {
	// Update all PNG backgrounds.
	for (var i in IEPNGFix.data) {
		var t = IEPNGFix.data[i].tiles;
		if (t && t.elm && t.src) {
			IEPNGFix.tileBG(t.elm, t.src);
		}
	}
};
IEPNGFix.update.timer = 0;

if (window.attachEvent && !window.opera) {
	window.attachEvent('onresize', function() {
		clearTimeout(IEPNGFix.update.timer);
		IEPNGFix.update.timer = setTimeout(IEPNGFix.update, 100);
	});
}