function deactivateAllTabs(){

	document.getElementById("swap1_content").style.visibility="hidden";	
	document.getElementById("swap2_content").style.visibility="hidden";
	document.getElementById("swap3_content").style.visibility="hidden";			
	document.getElementById("swap4_content").style.visibility="hidden";		
	document.getElementById("swap5_content").style.visibility="hidden";			
	document.getElementById("swap6_content").style.visibility="hidden";		
	document.getElementById("swap7_content").style.visibility="hidden";			
	document.getElementById("swap8_content").style.visibility="hidden";
	document.getElementById("swap9_content").style.visibility="hidden";
	
	document.getElementById("swap1_tab_active").style.visibility="hidden";
	document.getElementById("swap2_tab_active").style.visibility="hidden";
	document.getElementById("swap3_tab_active").style.visibility="hidden";
	document.getElementById("swap4_tab_active").style.visibility="hidden";
	document.getElementById("swap5_tab_active").style.visibility="hidden";
	document.getElementById("swap6_tab_active").style.visibility="hidden";
	document.getElementById("swap7_tab_active").style.visibility="hidden";
	document.getElementById("swap8_tab_active").style.visibility="hidden";
	document.getElementById("swap9_tab_active").style.visibility="hidden";


	

}
function activateTab(aTabID){
 	if (!document.getElementById) return;
	
	deactivateAllTabs();
	
	tab = aTabID + "_tab_active";
	content = aTabID + "_content";
	document.getElementById(tab).style.visibility="visible";
	document.getElementById(content).style.visibility="visible";

}