/*
 *
 * Copyright 2009 finenight.org
 *
 */

function appendClassNameToElement(element, className) {
    var classArray = element.className.split(" ");
    for(var i in classArray) {
        if(classArray[i] == className){
            return;
        }
    }
    classArray[classArray.length] = className;
    element.className = classArray.join(" ");
}

function removeClassNameFromElement(element, className) {
    var classArray = element.className.split(" ");
    for(var i in classArray) {
        if(classArray[i] == className){
            classArray.splice(i, 1);
        }
    }
    element.className = classArray.join(" ");
}