/*
 * Credit: http://c82.net/article.php?ID=25
 */
/*-----------------------------------------------------------+
 | addLoadEvent: Add event handler to body when window loads |
 +-----------------------------------------------------------*/
function addLoadEvent(func) {
    var oldonload = window.onload;
    
    if (typeof window.onload != "function") {
        window.onload = func;
    } else {
        window.onload = function () {
            oldonload();
            func();
        }
    }
}

/*----------------------------------------------------------+
 | initChecklist: Add :hover functionality on labels for IE |
 +----------------------------------------------------------*/
function initChecklist() {
    if (document.all && document.getElementById) {
        // Get all unordered lists
        var lists = document.getElementsByTagName("ul");
        
        for (i = 0; i < lists.length; i++) {
            var theList = lists[i];
            
            // Only work with those having the class "checklist"
            if (theList.className.indexOf("checklist") > -1) {
                var labels = theList.getElementsByTagName("label");
                
                // Assign event handlers to labels within
                for (var j = 0; j < labels.length; j++) {
                    var theLabel = labels[j];
                    theLabel.onmouseover = function() { this.className += " hover"; };
                    theLabel.onmouseout = function() { this.className = this.className.replace(" hover", ""); };
                }
            }
        }
    }
}

/*------------------------------------+
 | Functions to run when window loads |
 +------------------------------------*/
addLoadEvent(function () {
    initChecklist();
});