/* swapIMG */
function swapIMG(url,name){
document[name].src=url;
}

/* show-hide OBJ */
function showOBJ(block){
	document.getElementById(block).style.display = "block";
}
function hideOBJ(block){
	document.getElementById(block).style.display = "none";
}


/* ANCHOR */
function ANCHOR(id){
	obj = document.getElementById(id);
	y = obj.offsetTop;
	scrollTo(0,y);
}


/* jump MENU */
function jumpMENU(targ,selObj,restore){ //v3.0
	eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
	if (restore) selObj.selectedIndex=0;
}


/* GOBACK */
function GOBACK(){
	var ok = false, unloaded = function () { ok = true; };
	if (typeof window.addEventListener == "function") {
		window.addEventListener("unload", unloaded, false);
		window.addEventListener("beforeunload", unloaded, false);
	} else if (typeof window.attachEvent == "function") {
		window.attachEvent("onunload", unloaded);
		window.attachEvent("onbeforeunload", unloaded);
	} else {
		window.onunload = window.onbeforeunload = unloaded;
	}
	history.back();
	setTimeout(function () { if (!ok) location.href = '/'; }, 100);
}

/* channel top video search */
function getSearchParameters(radio,channel_id) {
	if(radio.value == 's'){
		params = '?mode=s';
	}else if(radio.value == 't'){
		params = '?mode=t';
	}else if (radio[1].checked){
		params = '?mode=t';
	} else {
		params = '?mode=s';
	}
	if(channel_id.length != 0) {
		return (params + '&channel_id=' + channel_id);
	}
}