function getElementsByClass(el,name,recursive)
{var result=new Array();recursive=recursive==false?false:true;var searchFromParent=function(element)
{for(var i=0;i<element.childNodes.length;++i)
{if(element.childNodes[i].nodeType==3)
continue;if(typeof(element.childNodes[i].className)!='undefined')
{var className=' '+element.childNodes[i].className+' ';if(className.indexOf(' '+name+' ')>=0)
result.push(element.childNodes[i]);}
if(recursive)
searchFromParent(element.childNodes[i]);}};searchFromParent(el);return result;};function switchTab(link,tabIndex)
{var tabLinks=link.parentNode.childNodes;for(var i=0;i<tabLinks.length;++i)
{if(tabLinks[i].tagName=='A')
tabLinks[i].className='';}
link.className='selected';tabDivsContainer=getElementsByClass(link.parentNode.parentNode.parentNode,'tabs').pop();tabList=tabDivsContainer.childNodes;for(var i=0;i<tabList.length;++i)
{if(tabList[i].tagName=='DIV')
tabList[i].style.display='none';}
targetDiv=getElementsByClass(tabDivsContainer,'tab-'+tabIndex).pop();targetDiv.style.display='block';};function hideTabContents(element)
{var tabAreas=getElementsByClass(element,'tabs',true);for(var i=0;i<tabAreas.length;++i)
{var firstDiv=-1;for(var j=0;j<tabAreas[i].childNodes.length;++j)
{if(tabAreas[i].childNodes[j].tagName=='DIV')
{tabAreas[i].childNodes[j].style.display='none';firstDiv=(firstDiv==-1)?j:firstDiv;}}
tabAreas[i].childNodes[firstDiv].style.display='block';}};