function showTab(index){
	hideTabs(index);	
	var tabElement = document.getElementById('tab'+index);
	if(tabElement) tabElement.className = 'tabselected';
	var divElement = document.getElementById('tbp'+index);
	if(divElement) divElement.className = 'tabpageselected';
	if(window.SpecializedCenter){
		SpecializedCenter.run();
	}
}

function hideTabs(index){
	var i=(index==0?1:0);
	var tabElement = document.getElementById('tab'+i);
	while(tabElement){
		tabElement.className = 'tab';
		divElement = document.getElementById('tbp'+i);
		if(divElement){
			divElement.className = 'tabpage';
		}
		i++;
		if(i==index) i++;
		tabElement = document.getElementById('tab'+i);
	}
}