var activeTabs=new Array();

function setActiveTab(tabset,tab) {
	if (activeTabs[tabset]) {
		$('tabSheet'+tabset+'_'+activeTabs[tabset]).hide();
		$('tabTab'+tabset+'_'+activeTabs[tabset]).className='vervolgNavigatieTab';
	}
	activeTabs[tabset]=tab;
	$('tabSheet'+tabset+'_'+activeTabs[tabset]).show();
	$('tabTab'+tabset+'_'+activeTabs[tabset]).className='vervolgNavigatieTabActive';
}