var ROOT=''; 



var lastTabId = 1;
function tab_switch(id){
	document.getElementById("slide" + lastTabId).style.display = "none";
	document.getElementById("slide" + id).style.display = "block";
	lastTabId = id;
	var ourTabs = document.getElementById("tab_anchors").getElementsByTagName("li");
	for(var i = 0; i < ourTabs.length; i++){
		if ((i + 1) == id)
			ourTabs[i].className = "tabOn" + (i+1);
		else
			ourTabs[i].className = "tab" + (i+1);
	}
}