var langs=0;

document.getElementsByClassName = function(clsName){
    var retVal = new Array();
    var elements = document.getElementsByTagName("*");
    for(var i = 0;i < elements.length;i++){
        if(elements[i].className.indexOf(" ") >= 0){
            var classes = elements[i].className.split(" ");
            for(var j = 0;j < classes.length;j++){
                if(classes[j] == clsName)
                    retVal.push(elements[i]);
            }
        }
        else if(elements[i].className == clsName)
            retVal.push(elements[i]);
    }
    return retVal;
}

function indiv(obj){	
	var a=obj.getElementsByTagName("a");
	a[0].style.color="#36c";	
}

function outdiv(obj){
	var a=obj.getElementsByTagName("a")
	a[0].style.color="#333";
}

function hidlangs(){
	if(langs%2==0){
		document.getElementById("langs").style.display="none";
		langs=0;
	}
	else{
		langs++;
	}
}

function showlangs(){
	langs++;
	document.getElementById("langs").style.display="block";		
}