function moveUpDown(status,obj) {
if (status =="SHOW")
	{ document.getElementById(obj).className="isShown";	}
if (status =="HIDE")
	{ document.getElementById(obj).className="isHidden"; }
}

function moveDownAll(){
	for(i=1; i<=4; i++){
	var str;
	str="tab"+i;
	if (document.getElementById(str)) document.getElementById(str).className="isHidden";
	}
}

function hideTabs(){
	var str,strR,strL;
	for (i=1; i<5;i++){
	str = "li-" + i;
	strR = "li-" + i + "-R";
	strL = "li-" + i + "-L";	
	if (document.getElementById(str)) document.getElementById(str).className="tab-inactive";
	if (document.getElementById(strR)) document.getElementById(strR).className="tab-inactive-R";
	if (document.getElementById(strL)) document.getElementById(strL).className="tab-inactive-L";
	}
}

function tabToActive(obj){
	var objR,objL;
	objR = obj + "-R";
	objL = obj + "-L";
	hideTabs();
	document.getElementById(obj).className="tab-active";
	document.getElementById(objR).className="tab-active-R";
	document.getElementById(objL).className="tab-active-L";
}