var befid;

function open_content(curid) {
	var divs = document.getElementsByTagName("div");
	var divslen = divs.length;

	for(var i = 0; i < divslen; i++) {
		if(curid == "all" && befid == "all" && divs[i].id.match(/^v_.*/)) {
			divs[i].style.display = "none";
			curid = "";
		} else if (curid == "all" && divs[i].id.match(/^v_.*/)) {
			divs[i].style.display = "block";
		} else if (divs[i].id.match(/^v_.*/)) {
			divs[i].style.display = "none";
		}
	}

	if(curid != "all" && curid != "") {
		if (curid == befid) {
			document.getElementById(curid).style.display = "none";
			befid = "";
		} else {
			document.getElementById(curid).style.display = "block";
			befid = curid;
		}
	} else if (curid == "") {
		befid = "";
	} else {
		befid = curid;
	}
}

function open_content_loader() {
	var curid	= location.hash.substr(1);

	open_content(curid);
}