function TagCloud(cntr,sstyle,carray,chighlight,urlstub) {
	
	var ua = navigator.userAgent.toLowerCase();
	var isOpera = (ua.indexOf('opera') != -1);
	var isIE = (ua.indexOf('msie') != -1 && !isOpera);
	var sortstyle = sstyle || ''
	sortstyle = sortstyle.toLowerCase()
	var colors = carray||[{r:255,g:197,b:145},{r:255,g:213,b:122},{r:243,g:133,b:99},{r:251,g:158,b:126},{r:254,g:173,b:120}]	
	if(!colors.length)
		colors = [colors]
	var highlights = chighlight || [{r:172,g:207,b:175}]
	if(!highlights.length)
		highlights = [highlights]
	var url = urlstub || 'http://www.sociosemantics.net/tag/'
	var nodes = new Array(0)
	var drawQueue = new Array(0)
	var scale = 0
	var boundingradius = 0
	var drawn = new Array(0)
	var dom = cntr
	var cx = dom.clientWidth/2
	var cy = dom.clientHeight/2+20
	var gridsize = 0
	var gpos = {}
	var timeout = null
	
	this.draw = draw
	this.redraw = redraw
	this.addNode = addNode
	this.getNode = getNode
	
	function addNode(node) {	
		nodes.push(node)
	}
	
	function getNode(idx) {
		return nodes[idx]
	}

	function addStyle(cssRule) {
		var style = document.createElement('style');
		style.type = 'text/css';
		if(document.getElementsByTagName) {
			document.getElementsByTagName('head')[0].appendChild(style);
			if(style.sheet && style.sheet.insertRule) {
				style.sheet.insertRule(cssRule,0);
			}
		}
	}
		
	function getGridPos(x,y) {
		var gp = gpos[''+x+'_'+y]
		return gp || new Array(0)
	}
		
	function addToGridPos(x,y,c) {		
		var gp = gpos[''+Math.floor(x/gridsize) + '_' + Math.floor(y/gridsize)]
		
		if(!gp) {
			gpos[''+Math.floor(x/gridsize) + '_' + Math.floor(y/gridsize)] = new Array(1)
			gpos[''+Math.floor(x/gridsize) + '_' + Math.floor(y/gridsize)][0] = c
		} else {
			gpos[''+Math.floor(x/gridsize)+'_'+Math.floor(y/gridsize)].push(c)
		}
	}
	
	function redraw() {
		
		if(drawQueue.length && timeout) {
			clearTimeout(timeout)
			drawQueue = new Array(0)
		}
		
		boundingradius = 0
		drawn = new Array(0)
		gpos = {}
		
		while(dom.firstChild.nextSibling) {
			dom.removeChild(dom.firstChild.nextSibling)
		}
		
		if(sortstyle=='random') {
			var nodepool = nodes.slice()
			while(nodepool.length)
				drawQueue.push(nodepool.splice(randomIndex(nodepool),1)[0])
		} else {
			drawQueue = nodes.slice()
		}
		
		itDraw()
	}
	
	function draw() {
		YAHOO.util.Event.addListener(document,'mousemove',mpos);var maxsize = findMaxSize()
		scale = 19/(Math.sqrt(maxsize/Math.PI)*2)
		gridsize = Math.sqrt(maxsize/Math.PI)*2*scale
		
		if(sortstyle.indexOf('asc')==0) {
			nodes.sort(sizeSorter)
			nodes.reverse()
			drawQueue = nodes.slice()
		}
		
		if(sortstyle.indexOf('desc')==0) {
			nodes.sort(sizeSorter)
			drawQueue = nodes.slice()
		}

		if(sortstyle=='random') {
			nodes.sort(sizeSorter)
			var nodepool = nodes.slice()
			
			while(nodepool.length)
				drawQueue.push(nodepool.splice(randomIndex(nodepool),1)[0])
		}
		
		if(drawQueue.length==0)
			drawQueue = nodes.slice()
			
		itDraw()
	}
	
	function findMaxSize() {
		var max = 0
		
		for(var i = 0,j = nodes.length;i<j;i++) {
			max = (nodes[i].size>max)?nodes[i].size:max
		}

		return max
	}

	function itDraw() {
		var nd = drawQueue.shift()
		
		if(nd) {
			drawCircle(nd)
			timeout = setTimeout(itDraw,20)
		}
	}

	function drawCircle(nd) {
		var d = Math.sqrt(nd.size/Math.PI)*2*scale
		var r = Math.round(d/2)
		
		if(drawn.length==0) {
			var cvs = document.createElement('canvas')
			var x = cx
			var y = cy
			boundingradius = r
		} else {
			var rndalt = Math.round(Math.random())
			switch(rndalt) {
				case 0: 
					var rndang = Math.round(Math.random()*90)+45
					break;
				case 1: 
					var rndang = Math.round(Math.random()*90)-135
					break;
			}
			
			var sinangle = Math.sin(rndang*Math.PI/180)
			var cosangle = Math.cos(rndang*Math.PI/180)
			var x = cx+sinangle*(boundingradius+r)
			var y = cy+cosangle*(boundingradius+r)
			var collision = false
			var checkradius = boundingradius+r
			var goodx = x;
			var goody = y
				
			while(!collision) {
				checkradius -= 4;
				var newx = cx+sinangle*checkradius
				var newy = cy+cosangle*checkradius
				var gx = Math.floor(newx/gridsize)
				var gy = Math.floor(newy/gridsize)
				
				for(var xp = -1;xp<=1;xp++) {
					for(var yp = -1;yp<=1;yp++) {
						var ngp = getGridPos(gx+xp,gy+yp)
						
						if(ngp) {
							for(var i = 0;i<ngp.length;i++) {
								var c = ngp[i]
								var dist = Math.pow(newx-c.x,2)+Math.pow(newy-c.y,2)
								
								if(dist<Math.pow((r+c.r),2)) {
									collision = true
									break
								}
							}
	
							if(collision) break;
						}
	
						if(collision) break;
					}
				}
	
				if(collision==false) { 
					goodx = newx
					goody = newy
				}
			}
	
			x = goodx
			y = goody
			var distfromcenter = Math.sqrt(Math.pow(x-cx,2)+Math.pow(y-cy,2))+r
	
			if(distfromcenter>boundingradius) {
				boundingradius = distfromcenter
			}
		}
	
		var c = new Circle(x,y,r,randomMember(colors))
		addToGridPos(x,y,c)
		drawn.push(c)
		renderCircle(c,nd.slug,nd.name)
	}
	
	function overlapping(c1,c2) {
		var c1left = c1.x-c1.r
		var c1right = c1.x+c1.r
		var c1top = c1.y-c1.r
		var c1bot = c1.y+c1.r
		var c2left = c2.x-c2.r
		var c2right = c2.x+c2.r
		var c2top = c2.y-c2.r
		var c2bot = c2.y+c2.r
		
		if( ( (c1left < c2left && c1right > c2left) || (c1left > c2left && c1left < c2right) ) &&
			( (c1top < c2top && c1bot > c2top) || (c1top > c2top && c1top < c2bot) ) )
			return true
		return false
	}
	
	function renderCircle(c,slug,name) {
		var cvs = null
		
		if(isIE) {
			cvs = document.createElement('div')
			cvs.innerHTML = "<v:oval style='width:"+(c.r*2)+"px; height:"+(c.r*2)+"px; z-index: 1' fillcolor='rgb("+c.c.r+","+c.c.g+","+c.c.b+")' stroked='false'></v:oval>";
			var eventdiv=document.createElement('div')
			eventdiv.className = 'tagcloud_iediv'
			eventdiv.style.width = eventdiv.style.height = c.r*2+1+'px'
			eventdiv.style.position = "absolute";eventdiv.style.zIndex = "2";eventdiv.style.cursor = "pointer";eventdiv.style.left = c.x-c.r+'px'
			eventdiv.style.top = c.y-c.r+'px'
			dom.appendChild(eventdiv)
			YAHOO.util.Event.addListener(eventdiv,'mouseout',
				function(evt) {
					cvs.innerHTML = "<v:oval style='width:"+(c.r*2)+"px; height:"+(c.r*2)+"px; z-index: 1' fillcolor='rgb("+c.c.r+","+c.c.g+","+c.c.b+")' stroked='false'></v:oval>";
					hideAbout()
				});
			YAHOO.util.Event.addListener(eventdiv,'click',
				function(evt) {
					document.location = url+slug
				});
			YAHOO.util.Event.addListener(eventdiv,'mouseover',
				function(evt) {
					var hcolor = randomMember(highlights)
					cvs.innerHTML = "<v:oval style = 'width:"+(c.r*2)+"px; height:"+(c.r*2)+"px; z-index: 1' fillcolor='rgb("+hcolor.r+","+hcolor.g+","+hcolor.b+")' stroked='false'></v:oval>";
					showAbout(name,evt)
				});		
			cvs.style.left = c.x-c.r+'px'
			cvs.style.top = c.y-c.r+'px'
			cvs.style.position = 'absolute'
			cvs.style.width = cvs.style.height = c.r*2+1+'px'
			dom.appendChild(cvs)
			
		} else {
			
			cvs = document.createElement('canvas')
			
			cvs.onmouseover = function(e) {
				var evt = e||window.event
				var ctx = cvs.getContext("2d");ctx.clearRect(0,0,c.r*2,c.r*2)
				var hcolor = randomMember(highlights)
				ctx.fillStyle = 'rgb('+hcolor.r+','+hcolor.g+','+hcolor.b+')'
				ctx.arc(c.r,c.r,c.r,0,Math.PI*2,true);ctx.fill()
				showAbout(name,evt)
			}
	
			cvs.onmouseout = function(e) {
				var ctx = cvs.getContext("2d");
				ctx.clearRect(0,0,c.r*2,c.r*2)
				ctx.fillStyle = 'rgb('+c.c.r+','+c.c.g+','+c.c.b+')'
				ctx.arc(c.r,c.r,c.r,0,Math.PI*2,true);ctx.fill()
				hideAbout()
			}
	
			cvs.onclick = function(e) {
				document.location = url+slug
			}
	
			cvs.style.cursor = 'pointer'
			cvs.style.left = c.x-c.r+'px'
			cvs.style.top = c.y-c.r+'px'
			cvs.style.position = 'absolute'
			cvs.setAttribute("width",c.r*2+1);
			cvs.setAttribute("height",c.r*2+1);
			dom.appendChild(cvs)
			var ctx = cvs.getContext("2d");ctx.fillOpacity = 0.5
			ctx.fillStyle = 'rgb('+c.c.r+','+c.c.g+','+c.c.b+')'
			ctx.beginPath();
			ctx.arc(c.r,c.r,c.r,0,Math.PI*2,true);
			ctx.fill()
		}
	}
	
	function mpos(e) {
		var x = YAHOO.util.Event.getPageX(e)
		var y = YAHOO.util.Event.getPageY(e)
		var tl = document.getElementById('tagcloud_label')
		var tls = document.getElementById('tagcloud_label_shadow')
		var tls2 = document.getElementById('tagcloud_label_shadow2')
		
		if(tl) {
			tl.style.left = x+10+'px'
			tl.style.top = y+10+'px'
		}
		if(tls) {
			tls.style.left = x+11+'px'
			tls.style.top = y+11+'px'
		}
		if(tls2) {
			tls2.style.left = x+9+'px'
			tls2.style.top = y+9+'px'
		}
	}
	
	function showAbout(name,evt) {
		var tl = document.getElementById('tagcloud_label')
		
		if(!tl) {
			var tl = document.createElement('div')
			tl.id = 'tagcloud_label'
			tl.style.position = 'absolute'
			tl.style.zIndex = '65535'
			tl.style.display = 'none'
			tl.style.color = '#06b1e6'
			tl.style.fontWeight = 'bold'
			tl.style.fontSize = '15px'
			tl.style.fontFamily = 'arial,helvetica,sans-serif'
			document.body.appendChild(tl)
			mpos(evt)
		}
	
		tl.innerHTML = name
		tl.style.display = 'block'
		
		var tls = document.getElementById('tagcloud_label_shadow')
		
		if(!tls) {
			var tls = document.createElement('div')
			tls.id = 'tagcloud_label_shadow'
			tls.style.position = 'absolute'
			tls.style.zIndex = '65534'
			tls.style.display = 'none'
			tls.style.color = '#ffffff'
			tls.style.fontWeight = 'bold'
			tls.style.fontSize = '15px'
			tls.style.fontFamily = 'arial,helvetica,sans-serif'
			document.body.appendChild(tls)
			mpos(evt)
		}
	
		tls.innerHTML = name
		tls.style.display = 'block'
		
		var tls2 = document.getElementById('tagcloud_label_shadow2')
		
		if(!tls2) {
			var tls = document.createElement('div')
			tls2.id = 'tagcloud_label_shadow2'
			tls2.style.position = 'absolute'
			tls2.style.zIndex = '65534'
			tls2.style.display = 'none'
			tls2.style.color = '#ffffff'
			tls2.style.fontWeight = 'bold'
			tls2.style.fontSize = '15px'
			tls2.style.fontFamily = 'arial,helvetica,sans-serif'
			document.body.appendChild(tls2)
			mpos(evt)
		}
	
		tls2.innerHTML = name
		tls2.style.display = 'block'
	}
	

	function hideAbout() {
		var tl = document.getElementById('tagcloud_label')
		var tls = document.getElementById('tagcloud_label_shadow')
		var tls2 = document.getElementById('tagcloud_label_shadow2')
		
		if(tl) {
			tl.style.display = 'none'
		}
		if(tls) {
			tls.style.display = 'none'
		}
		if(tls2) {
			tls2.style.display = 'none'
		}
	}
	
	function sizeSorter(a,b) {
		if(a.size>b.size)
			return-1
		return 1
	}
	
	function Circle(x,y,r,c) {
		this.x = x
		this.y = y
		this.r = r
		this.c = c
	}
	
	function randomMember(arr) {
		var arrl = arr.length
		if(arrl==1)
			return arr[0]
		var idx = Math.round((Math.random()*arrl)-0.5)
		
		if(idx>=arrl)
			idx = arrl-1
		
		return arr[idx]
	}
	
	function randomIndex(arr) {
		var arrl = arr.length
		if(arrl==1)
			return 0
		var idx = Math.round((Math.random()*arrl)-0.5)
		if(idx>= arrl)
			idx = arrl-1
		return idx
	}
}
	
function Node(nm,sg,sz) {
	this.size = sz
	this.slug = sg
	this.name = nm
}

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_10=(s.override)?s.obj:this.scope;s.fn.call(_10,this.type,arguments,s.obj);}}},unsubscribeAll:function(){for(var i=0,len=this.subscribers.length;i<len;++i){this._delete(i);}},_delete:function(_11){var s=this.subscribers[_11];if(s){delete s.fn;delete s.obj;}delete this.subscribers[_11];}};YAHOO.util.Subscriber=function(fn,obj,_13){this.fn=fn;this.obj=obj||null;this.override=(_13);};YAHOO.util.Subscriber.prototype.contains=function(fn,obj){return(this.fn==fn&&this.obj==obj);};if(!YAHOO.util.Event){YAHOO.util.Event=function(){var _14=false;var _15=[];var _16=[];var _17=[];var _18=[];var _19=[];var _20=[];var _21=0;var _22=[];var _23=[];var _24=0;return{POLL_RETRYS:200,POLL_INTERVAL:50,EL:0,TYPE:1,FN:2,WFN:3,SCOPE:3,ADJ_SCOPE:4,isSafari:(/Safari|Konqueror|KHTML/gi).test(navigator.userAgent),isIE:(!this.isSafari&&!navigator.userAgent.match(/opera/gi)&&navigator.userAgent.match(/msie/gi)),addDelayedListener:function(el,_26,fn,_27,_28){_16[_16.length]=[el,_26,fn,_27,_28];if(_14){_21=this.POLL_RETRYS;this.startTimeout(0);}},startTimeout:function(_29){var i=(_29||_29===0)?_29:this.POLL_INTERVAL;var _30=this;var _31=function(){_30._tryPreloadAttach();};this.timeout=setTimeout(_31,i);},onAvailable:function(_32,_33,_34,_35){_22.push({id:_32,fn:_33,obj:_34,override:_35});_21=this.POLL_RETRYS;this.startTimeout(0);},addListener:function(el,_36,fn,_37,_38){if(!fn||!fn.call){return false;}if(this._isValidCollection(el)){var ok=true;for(var i=0,len=el.length;i<len;++i){ok=(this.on(el[i],_36,fn,_37,_38)&&ok);}return ok;}else{if(typeof el=="string"){var oEl=this.getEl(el);if(_14&&oEl){el=oEl;}else{this.addDelayedListener(el,_36,fn,_37,_38);return true;}}}if(!el){return false;}if("unload"==_36&&_37!==this){_17[_17.length]=[el,_36,fn,_37,_38];return true;}var _41=(_38)?_37:el;var _42=function(e){return fn.call(_41,YAHOO.util.Event.getEvent(e),_37);};var li=[el,_36,fn,_42,_41];var _45=_15.length;_15[_45]=li;if(this.useLegacyEvent(el,_36)){var _46=this.getLegacyIndex(el,_36);if(_46==-1){_46=_19.length;_23[el.id+_36]=_46;_19[_46]=[el,_36,el["on"+_36]];_20[_46]=[];el["on"+_36]=function(e){YAHOO.util.Event.fireLegacyEvent(YAHOO.util.Event.getEvent(e),_46);};}_20[_46].push(_45);}else{if(el.addEventListener){el.addEventListener(_36,_42,false);}else{if(el.attachEvent){el.attachEvent("on"+_36,_42);}}}return true;},fireLegacyEvent:function(e,_47){var ok=true;var le=_20[_47];for(var i=0,len=le.length;i<len;++i){var _49=le[i];if(_49){var li=_15[_49];if(li&&li[this.WFN]){var _50=li[this.ADJ_SCOPE];var 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