function switcher(layer) {
	var sw_1 = document.getElementById("sw_1");
	var sw_2 = document.getElementById("sw_2");
	var sw_3 = document.getElementById("sw_3");
	
	var bo_sw_1 = document.getElementById("bo_sw_1");
	var bo_sw_2 = document.getElementById("bo_sw_2");
	var bo_sw_3 = document.getElementById("bo_sw_3");
	
	
	bo_sw_1.style.display = 'none';
	bo_sw_2.style.display = 'none';
	bo_sw_3.style.display = 'none';
	
	if(layer == null) {
		layer = 'sw_1';
	}
	
	sw_1.className = 'first';
	sw_2.className = '';
	sw_3.className = '';

	
	if(layer == 'sw_1') {
		var current = document.getElementById(layer);
		current.className = 'firstcurrent';
	} else {
		var current = document.getElementById(layer);
		current.className = 'current';
	}
	
	var current_bo = document.getElementById("bo_" + layer);
	
	current_bo.style.display = 'block';

}

function switcher2(layer) {
	var sw_1 = document.getElementById("sw2_1");
	var sw_2 = document.getElementById("sw2_2");
	
	var bo_sw_1 = document.getElementById("bo_sw2_1");
	var bo_sw_2 = document.getElementById("bo_sw2_2");
	
	bo_sw_1.style.display = 'none';
	bo_sw_2.style.display = 'none';
	
	if(layer == null) {
		layer = 'sw2_1';
	}
	
	sw_1.className = 'first';
	sw_2.className = '';

	
	if(layer == 'sw2_1') {
		var current = document.getElementById(layer);
		current.className = 'firstcurrent';
	} else {
		var current = document.getElementById(layer);
		current.className = 'current';
	}
	
	var current_bo = document.getElementById("bo_" + layer);
	
	current_bo.style.display = 'block';

}

function pathswitcher(tab,layer) {
	var bo_sw2_1_1 = document.getElementById("bo_sw2_" + tab +"_1");
	var bo_sw2_1_2 = document.getElementById("bo_sw2_" + tab +"_2");
	var bo_sw2_1_3 = document.getElementById("bo_sw2_" + tab +"_3");
	var bo_sw2_1_4 = document.getElementById("bo_sw2_" + tab +"_4");
	
	var sw2_1_1 = document.getElementById("sw2_" + tab +"_1");
	var sw2_1_2 = document.getElementById("sw2_" + tab +"_2");
	var sw2_1_3 = document.getElementById("sw2_" + tab +"_3");
	var sw2_1_4 = document.getElementById("sw2_" + tab +"_4");
	
	bo_sw2_1_1.style.display = 'none';
	bo_sw2_1_2.style.display = 'none';
	bo_sw2_1_3.style.display = 'none';	
	bo_sw2_1_4.style.display = 'none';
	
	sw2_1_1.className = '';
	sw2_1_2.className = '';
	sw2_1_3.className = '';
	sw2_1_4.className = '';
	
	var current = document.getElementById(layer);
	current.className = 'current';
	
	var current_bo = document.getElementById("bo_" + layer);
	current_bo.style.display = 'block';	
}