// Strap Controller
var total_no_of_straps=5;
var default_strap=1,default_type="top";
var current_strap=default_strap;
var current_type=default_type;
function show_strap_content(strap_no,type) {
	document.getElementById("strap_content_"+current_strap).style.visibility = "hidden";
	document.getElementById("strap_content_"+strap_no).style.visibility = "visible";
	document.getElementById("strap_"+current_strap).className = "strap strap_" + current_type + "_std";
	document.getElementById("strap_"+strap_no).className = "strap_sel strap_" + type + "_sel";
	current_strap=strap_no;
	current_type=type;
}