// JavaScript Document
function tabSwitch(active, number, tab_prefix, content_prefix) {  

	for (var i=1; i < number+1; i++) {
		document.getElementById(content_prefix+i).style.display = 'none';
		document.getElementById(tab_prefix+i).className = '';
	}
	document.getElementById(content_prefix+active).style.display = 'block';
	document.getElementById(tab_prefix+active).className = 'active';

}