function tabSwitch_2(active, number, tab2_prefix, contenttab2_prefix) {

	for (var i=1; i < number+1; i++) {
	  document.getElementById(contenttab2_prefix+i).style.display = 'none';
	  document.getElementById(tab2_prefix+i).className = '';
	}
	document.getElementById(contenttab2_prefix+active).style.display = 'block';
	document.getElementById(tab2_prefix+active).className = 'active';	

}

function tabSwitch_3(active, number, tab3_prefix, contenttab3_prefix) {

	for (var i=1; i < number+1; i++) {
	  document.getElementById(contenttab3_prefix+i).style.display = 'none';
	  document.getElementById(tab3_prefix+i).className = '';
	}
	document.getElementById(contenttab3_prefix+active).style.display = 'block';
	document.getElementById(tab3_prefix+active).className = 'active';	

}

function tabSwitch_4(active, number, tab4_prefix, contenttab4_prefix) {

	for (var i=1; i < number+1; i++) {
	  document.getElementById(contenttab4_prefix+i).style.display = 'none';
	  document.getElementById(tab4_prefix+i).className = '';
	}
	document.getElementById(contenttab4_prefix+active).style.display = 'block';
	document.getElementById(tab4_prefix+active).className = 'active';	

}