/**
* tabs.js
* by Garrett Smith
* http://dhtmlkitchen.com/
*/
if(!window.TabParams)
window.TabParams={useClone:false,alwaysShowClone:false,eventType:"click",tabTagName:"*"};
var tabDisplayNone=Browser.id.OP5?"":"none";var contentInheritVis=Browser.id.OP5?"visible":"inherit";
TabSystem=function TabSystem(el,tabsDiv){if(arguments.length==0) return;this.souper=TabSystem.souper;this.souper(el);
if(typeof tabsDiv.onselectstart!="undefined")
tabsDiv.onselectstart=function(){return false;
};
this.el.onChange=this.el.onchange=function(){};
this.el.onBeforeChange=function(){};
this.defaultActiveTab=null;this.activeTab=null;
this.relatedTab=null;
this.nextTab=null;
this.tabsDiv=tabsDiv;
this.tabParams=this.getTabParams();
this.tabArray=get_elements_with_class_from_classList(this.tabsDiv,this.tabParams.tabTagName,["tab","tabActive"]);
this.tabsClone=null;
this.tabs=new Array(0);
if(!TabSystem.list[this.id])
TabSystem.list[this.id]=this;};
TabSystem.list=new Object;
TabSystem.extend(EventQueue);
TabSystem.prototype.parentSystem=function()
	{var root=TabSystem.list["body"];
if(root=this) return null;
var parent=findAncestorWithClass(this.el,"content");
if(parent!=null)
return TabSystem.list[parent.id];return root;};
TabSystem.prototype.getTabParams=function(){
	if(!this.tabParams)
	{this.tabParams=new Object;
var parentSystem=this.parentSystem();parentTp=(parentSystem==null)?TabParams:parentSystem.getTabParams();
for(var param in parentTp)
this.tabParams[param]=parentTp[param];
}
return this.tabParams;
}
;
TabSystem.prototype.setEventType=function(eventType)
	{var params=this.getTabParams();
if(params.eventType==eventType) return;
for(var i=0,len=this.tabArray.length;
i<len;i++
	){
	var tab=Tab.list[this.tabArray[i].id];
tab.removeEventListener("on"+params.eventType,tab.depressTab);
tab.addEventListener("on"+eventType,tab.depressTab);
}
params.eventType=eventType;
};
function removeTabs(ts){ts.tabsDiv.style.display="none";
if(ts.tabsClone)
ts.tabsClone.style.display="none";
var cs=getElementsWithClass(ts.el,"div","content");
for(var i=0;i<cs.length;i++)
	{cs[i].style.visibility='visible';cs[i].style.display='block';}
}
function undoRemoveTabs(ts){ts.tabsDiv.style.display="block";
if(ts.tabsClone)
ts.tabsClone.style.display="block";
isTabLayout=true;for(var i=0;i<ts.tabs.length;i++)
if(ts.tabs[i]!=ts.activeTab)
	{ts.tabs[i].content.style.display="none";
ts.tabs[i].content.style.visibility="hidden";
}
}
TabSystem.prototype.setAlwaysShowClone=function(flag){this.getTabParams().alwaysShowClone=flag;this.showTabsCloneIfNecessary();
};
TabSystem.prototype.addClone=function(){if(!this.tabsDiv.cloneNode) return;this.getTabParams().useClone=true;
this.tabsClone=this.tabsDiv.cloneNode(true);if(!this.tabsClone) return;this.tabsClone.className="tabs tabsClone";
this.el.appendChild(this.tabsClone);for(var i=0;i<this.tabArray.length;i++){var cont=Tab.list[this.tabArray[i].id];var bt=getDescendantById(this.tabsClone,cont.id);
bt.id="Bottom"+bt.id;cont.bottomTab=new BottomTab(bt,cont);}this.addEventListener("onchange",updateTabsClonePosition);if(Browser.id.MAC_IE5)
window.setInterval("updateTabsClonePosition()",300);contentPane.addEventListener("onresize",updateTabsClonePosition);
this.showTabsCloneIfNecessary();};tabInit=function tabInit(){if(!Browser.isSupported())
return;var tabsDivs=getElementsWithClass(document.body,"div","tabs");if(tabsDivs.length==0){var tabsDiv0=document.getElementById("tabs");if(tabsDiv0)
tabsDivs=[tabsDiv0];else return;
}var tabToDepress;for(var i=0;i<tabsDivs.length;i++){var cnt=findAncestorWithClass(tabsDivs[i],"content")||document.body;if(!cnt.id)
cnt.id="body";
var ts=new TabSystem(cnt,tabsDivs[i]);
var len=ts.tabArray.length;
for(var j=0;j<len;new ControllerTab(ts.tabArray[j++],ts));
}var activeTabs=getCookie("activeTabs"+escape(getFilename()));
if(activeTabs!=null){var activeTabArray=activeTabs.split(",");
for(var i=0,len=activeTabArray.length;i<len;i++){var tab=Tab.list[activeTabArray[i]];if(tab)
tab.depressTab();
}
}
if(Browser.id.MAC_IE5)
	{fixDocHeight=function()
	{document.documentElement.style.height=document.body.style.height=document.body.clientHeight+"px";
};
contentPane.addEventListener("onresize",fixDocHeight);
setTimeout("fixDocHeight()",500);
}handleHashNavigation();deletePageCookie("activeTabs"+escape(getFilename()));
for(id in TabSystem.list){var ts=TabSystem.list[id];if(ts.tabParams.useClone)
ts.addClone();if(ts.activeTab==null&&ts.defaultActiveTab!=null)
ts.defaultActiveTab.depressTab();}if(Browser.id.MOZ)
repaintFix(document.body);
};
window.id="window";contentPane=new EventQueue(window);function handleHashNavigation(){var id=window.location.hash;
if(id){var el=document.getElementById(id.substring(1));
if(el)
var contentEl=findAncestorWithClass(el,"content");
if(contentEl)
switchTabs("tab"+contentEl.id.substring("content".length),null,false);
}}Tab=function Tab(el,ts){if(arguments.length==0) return;this.souper=Tab.souper;this.souper(el);
this.content=null;this.tabSystem=ts;this.properties=new Object;this.el.onActivate=function(){};
this.addEventListener("onmouseover",this.hoverTab);
this.addEventListener("onmouseout",this.hoverOff);this.addEventListener("on"+this.tabSystem.getTabParams().eventType,this.depressTab);
if(Browser.id.IE5_0)
positionTabEl(this);
if(!Tab.list[this.id])
Tab.list[this.id]=this;};
Tab.extend(EventQueue);Tab.list=new Object;
Tab.prototype.setProperty=function(name,value){this.properties[name]=value;};
Tab.prototype.getContent=function(){if(this.content==null){var id=this.id.substring(3);this.content=document.getElementById("content"+id);
if(!this.content){alert("tab.id="+this.id+"\n"+"content"+id+" does not exist!");}}return this.content;};Tab.prototype.getTabSystem=function(){return this.tabSystem;
};
hoverTab=function hoverTab()
	{var tab=Tab.list[this.id];
var activeTab=tab.tabSystem.activeTab;
if(activeTab&&activeTab.id==tab.id)	return;
tab.setClassName("tabHover tab");
if(tab.hoversrc)
tab.el.src=tab.hoversrc;
};
hoverOff=function hoverOff()
	{var tab=Tab.list[this.id];
	var activeTab=tab.tabSystem.activeTab;
if(activeTab&&activeTab.id==tab.id)	return;
tab.setClassName("tab");
if(tab.normalsrc)
tab.el.src=tab.normalsrc;
};
Tab.prototype.toString=function(){return this.id;
};
function resetTab(tab){tab.setClassName("tab");
if(tab.normalsrc)
tab.el.src=tab.normalsrc;tab.getContent().style.display=tabDisplayNone;
tab.getContent().style.visibility="hidden";
}ControllerTab=function ControllerTab(el,ts)
	{if(arguments.length==0) return;
	this.souper(el,ts);
if(el.tagName.toLowerCase()=="img")
	{this.normalsrc=el.src;this.hoversrc=el.getAttribute("hoversrc");
this.activesrc=el.getAttribute("activesrc");
}if(hasToken(el.className,"tabActive"))
	{this.depressTab();this.tabSystem.defaultActiveTab=this;
}else{this.getContent().style.display=tabDisplayNone;
this.getContent().style.visibility="hidden";
if(Browser.id.OP5)setTimeout('Tab.list.'+this.id+'.content.style.position="absolute";',50);
}if(Browser.id.OP5)setTimeout('Tab.list.'+this.id+'.content.style.visibility="hidden";',50);
this.tabSystem.tabs[this.tabSystem.tabs.length]=this;
};
ControllerTab.extend(Tab);
ControllerTab.prototype.setClassName=function(klass)
	{this.el.className=klass;if(this.bottomTab)
this.bottomTab.el.className=klass;};
ControllerTab.prototype.hoverTab=hoverTab;
ControllerTab.prototype.hoverOff=hoverOff;
ControllerTab.prototype.depressTab=function depressTab(e)
	{var tab=Tab.list[this.id];
	var tabSystem=tab.tabSystem;tabSystem.nextTab=tab;
	if(tabSystem.activeTab==tab) return;
	tabSystem.relatedTab=tabSystem.activeTab;
	if(false==tabSystem.el.onBeforeChange()) return;
	tab.el.onActivate();
	tab.setClassName("tab tabActive");if(tab.activesrc)
tab.el.src=tab.activesrc;
if(tabSystem.activeTab)
resetTab(tabSystem.activeTab);
tabSystem.activeTab=tab;
tabSystem.el.onchange();if(tabSystem.relatedTab)
tabSystem.relatedTab.getContent().style.display="none";
tab.getContent().style.display="block";
tab.getContent().style.visibility=contentInheritVis;
tabSystem.nextTab=null;if(tabSystem.tabsClone)
tabSystem.showTabsCloneIfNecessary();if(Browser.id.MOZ)
updateTabsClonePosition(1);};BottomTab=function BottomTab(el,controllerTab){if(arguments.length==0) return;this.souper(el,controllerTab.tabSystem);this.controllerTab=controllerTab;};BottomTab.extend(Tab);BottomTab.prototype.hoverTab=function(){this.controllerTab.hoverTab();};BottomTab.prototype.hoverOff=function(){this.controllerTab.hoverOff();};BottomTab.prototype.depressTab=function depressClonedTab(e){var tabSystem=this.tabSystem;if(tabSystem.activeTab==this.controllerTab) return;this.controllerTab.depressTab(e);this.controllerTab.setClassName("tab tabActive");window.scrollTo(0,(tabSystem.tabsClone.offsetTop+this.el.offsetHeight)-getViewportHeight());};function switchTabs(id,e,bReturn){if(!Browser.isSupported())
return true;try{var tab=Tab.list[id];tab.depressTab(e);}catch(ex){}if(!bReturn)
window.scrollTo(0,0);return bReturn;}updateTabsClonePosition=function updateTabsClonePosition(delay){for(var id in TabSystem.list)
if(TabSystem.list[id].tabParams.useClone)
setTimeout("TabSystem.list."+id+".setTabsClonePosition();",delay||500);};TabSystem.prototype.setTabsClonePosition=function(){if(!this.activeTab) return;
var adjustment=0;
var contentEl=this.activeTab.content;
if(Browser.id.IE5_0||Browser.id.MAC_IE5)
adjustment=0;else
adjustment=2;this.tabsClone.style.top=(contentEl.offsetHeight+contentEl.offsetTop+adjustment)+px;};
TabSystem.prototype.showTabsCloneIfNecessary=function(){if(!this.activeTab) return;var contentEl=this.activeTab.content;var contentBottom=contentEl.offsetTop+contentEl.offsetHeight;var visibility=(contentBottom>getViewportHeight()||this.getTabParams().alwaysShowClone)?"inherit":"hidden";this.tabsClone.style.visibility=visibility;this.setTabsClonePosition();if(Browser.id.MOZ){window.scrollBy(0,1);window.scrollBy(0,-1);}};function saveTabSystemState(){var activeTabList=getElementsWithClass(document.body,TabParams.tabTagName,"tabActive");for(var i=0;i<activeTabList.length;i++){if(!activeTabList[i].id) continue;activeTabList[i]=activeTabList[i].id;setPageCookie("activeTabs"+escape(getFilename()),activeTabList);}};contentPane.addEventListener("onunload",saveTabSystemState);function positionTabEl(tab){var tabs=tab.el.parentNode;if(tab.tagName=="IMG"||tab.id.indexOf("Bottomtab")==0)
return;if(!tabs.tabOffset)
tabs.tabOffset=0;var tabWidth=Math.round(tab.el.offsetWidth*1.1)+15;
var sty=tab.el.style;
sty.left=tabs.tabOffset+px;
sty.width=tabWidth+px;
sty.textAlign="center";
sty.display="block";
sty.position="absolute";
tabs.tabOffset+=parseInt(tab.el.offsetWidth)+4;}if(Browser.id.OP5)window.document.write("<style>.content{position:absolute;}</style>");