// tabbed content 
tabbedContent = function(){
	return;
}

tabbedContent.toggleTabs = function(oObj,iLength,iTabNo,sContent){
	var oDiv = getParent(oObj,"div");
	oDiv.style.backgroundPosition = '-' + ((iTabNo-1)*iLength) + 'px 0';
	var oContainer = document.getElementById(sContent);
	var aContentBlocks = getElementsByClassName(oContainer, "div", "content");
	for(i=0;i<aContentBlocks.length;i++){
		aContentBlocks[i].style.display = (i==(iTabNo-1))? "block":"none"; 
	}
}

tabbedContent.getTabs = function(sTabsId){
	if(!document.getElementById||!document.createTextNode){return;}
	if(!document.getElementsByTagName||!document.getElementById(sTabsId)){
		return;
	}
	var oContainer = document.getElementById(sTabsId);
	var aFoo = sTabsId.split('tabs_')[1];
	var sContent = 'tabsContent';
	if(aFoo.indexOf('_')){
		var aBar = aFoo.split('_');
		var iTabsLength = aBar[0];
		var sContent = sContent + "_" + aBar[1];
	}
	var aTabs = getAllChildren(oContainer,'a')
	if(!aTabs.length){
		return;
	}
	for(i=0;i<aTabs.length;i++){
		aTabs[i].onclick = function(){
			this.href = 'javascript:;';	
			sFoo = getParent(this,"p").className;
			aBar = sFoo.split('tab');
			iTabNo = parseInt(aBar[1]);
			tabbedContent.toggleTabs(this,iTabsLength,iTabNo,sContent);
			this.blur();
		}
	}
}
// /tabbed content on the homepage