function getObjById(id) 
{ 
    if (document.getElementById) 
        var returnVar = document.getElementById(id); 
    else if (document.all) 
        var returnVar = document.all[id]; 
    else if (document.layers) 
        var returnVar = document.layers[id]; 
    return returnVar; 
};

function getElementsByStyleClass(className) {
	var all = document.all ? document.all : document.getElementsByTagName('*');
	var elements = new Array();
	for (var i = 0; i < all.length; i++) {
		if (all[i].className == className) {
			elements[elements.length] = all[i];
		}
	}
	return elements;
};