// set up radio-button according to the listbox clicked
function setup_type_ticket(obj) {
	var type=document.getElementById(obj);
	document.getElementById('ltype_ticket').style.color = '#333333';
	type.checked=true;
}

function find_type_ticket(obj) {
		var i, type;
		type = null; // null is return if no radio button was clicked.
		
		for (i=0;i<obj.length;i++) {
			if (obj[i].checked == true){
			 type = obj[i].value;
			 break;
			}
		}
		return type;
}

function showHide(form,back_layer, current_layer) {
	// Find which radio button was clicked.
	
	//if (form.type_ticket==undefined) { 	}
	//else{ 
	var type_ticket_selected = find_type_ticket(form.type_ticket); //}
	//alert(type_ticket_selected);
	
	if ( (current_layer =='layer-login') || (current_layer =='layer-register')  ) {  
		if ( (type_ticket_selected == "member_per_ticket") || (type_ticket_selected == "member_per_table") || (type_ticket_selected == "member_free_event") ){ 
				document.getElementById('layer-select_tickets').style.display = 'none';
				document.getElementById('layer-login').style.display = 'inline';
		}
		else if  ((type_ticket_selected == "non_member_per_ticket") || (type_ticket_selected == "non_member_per_table") || (type_ticket_selected == "non_member_free_event") || (type_ticket_selected == "special_per_ticket" ) )  { 
				document.getElementById('layer-select_tickets').style.display = 'none';
				document.getElementById('layer-register').style.display = 'inline';
		}
		else if  ( back_layer =='layer-select_tickets') { 
				document.getElementById('layer-select_tickets').style.display = 'inline';
				document.getElementById('layer-login').style.display = 'none';
				document.getElementById('layer-register').style.display = 'none';
		}
		else {
				document.getElementById('layer-select_tickets').style.display = 'none';
				document.getElementById(current_layer).style.display = 'inline';
		}
	}
	if  ( back_layer =='layer-select_tickets') {
	 	document.getElementById('layer-select_tickets').style.display = 'inline';
	 	document.getElementById(current_layer).style.display = 'none';
		document.getElementById('layer-login').style.display = 'none';
	}
}