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function $_(elemId){return document.getElementById(elemId)}function Control(className,innerHTML,mouseOver,mouseOut){var ctl=document.createElement("a");ctl.className=className;ctl.innerHTML=innerHTML;ctl.onmouseover=function(){mouseOver()};ctl.onmouseout=function(){mouseOut()};return ctl}function Scroll(div,direction){if(direction=="left"){this.startLeftScroll(div)}if(direction=="right"){this.startRightScroll(div)}}Scroll.prototype={startLeftScroll:function(div){var t=this;this.scrollInterval=window.setInterval(function(){t.scroll(div,'left')},12)},startRightScroll:function(div){var t=this;this.scrollInterval=window.setInterval(function(){t.scroll(div,'right')},12)},stop:function(){window.clearInterval(this.scrollInterval)},scroll:function(div,direction){if((direction=="left")||(direction="right")){$_(div).scrollLeft+=direction=="left"?-6:6}}};function Controls(divToControl){var left=new Control("left","&lt;",function(){this.sLeft=new Scroll(divToControl,'left')},function(){this.sLeft.stop()});var right=new Control("right","&gt;",function(){this.sRight=new Scroll(divToControl,'right')},function(){this.sRight.stop()});var ctlDiv=document.createElement("div");ctlDiv.className="controls";ctlDiv.appendChild(left);ctlDiv.appendChild(right);return ctlDiv}function put0b4(number){if(number<10){number='0'+number}return number}function Holder(childClass){this.parentId=childClass+"Holder";this.childClass=childClass}function Child(){}Child.prototype={callBack:null,className:null,contents:null,left:null,length:1,getDiv:function(){var div=document.createElement("div");div.className=this.className;div.innerHTML=this.contents;if(this.className=="event"){div.style.margin="0px 0px 0px "+this.left+"px";div.style.width=((this.length*120)+((this.length-1)*8))+"px";if(typeof this.callBack!="undefined"){var thisCallBack=this.callBack;div.onclick=function(){thisCallBack()}}}return div}};Holder.prototype={parentId:null,childClass:null,lastLeft:0,addChild:function(child){child.className=this.childClass;var thisChildLeft=parseFloat(child.left)+parseFloat(child.length);child.left=(child.left-this.lastLeft)*128;this.lastLeft=thisChildLeft;var childDiv=child.getDiv();this.div.appendChild(childDiv)},toDiv:function(){var holderDiv=document.createElement("div");holderDiv.className=this.parentId;this.div=holderDiv;return holderDiv}};function Timetable(parentDiv){this.parentDiv=parentDiv;$_(parentDiv).className="timetable";var hourHolder=new Holder("hour");$_(this.parentDiv).appendChild(hourHolder.toDiv());var eventHolder=new Holder("event");var eHdiv=eventHolder.toDiv();eHdiv.appendChild(new Controls(parentDiv));$_(this.parentDiv).appendChild(eHdiv);for(var x=0;x<24;x++){var hour=new Child();hour.contents=put0b4(x)+":00 &raquo; "+put0b4(x+1)+":00";hourHolder.addChild(hour)}this.hourHolder=hourHolder;this.eventHolder=eventHolder;this.goToNow()}function base60(base100){base100=base100*1;base100=base100.toFixed(2);var mn=Math.floor(base100.substring(base100.length-2,base100.length)/0.6);return Math.floor(base100)+'.'+mn}Timetable.prototype={addEvent:function(desc,start,length,callBack){var evt=new Child();evt.contents=desc;evt.left=base60(start);evt.length=base60(length);evt.callBack=callBack;this.eventHolder.addChild(evt)},goTo:function(hour){$_(this.parentDiv).scrollLeft=base60(hour)*128},goToNow:function(){var theDate=new Date();var theHours=put0b4(theDate.getHours());var theMinutes=put0b4(theDate.getMinutes());var gotoString=theHours+'.'+theMinutes;this.goTo(gotoString)}};