function divSwitch(divId, off) {
	var c = document.getElementById(divId);
	if (off == true) {
		c.style.visibility = 'hidden';
		c.style.display = 'none';
	}
	else if (off == false) {
		c.style.visibility = 'visible';
		c.style.display = 'block';
	}
	else {
		c.style.visibility = (c.style.visibility == "hidden") ? "visible" : "hidden";
		c.style.display = (c.style.display == "none") ? "block" : "none";	
	}
}

/*
	Written by Jonathan Snook, http://www.snook.ca/jonathan
	Add-ons by Robert Nyman, http://www.robertnyman.com
*/

function getElementsByClassName(oElm, strTagName, strClassName){
	var arrElements = (strTagName == "*" && oElm.all)? oElm.all : oElm.getElementsByTagName(strTagName);
	var arrReturnElements = new Array();
	strClassName = strClassName.replace(/-/g, "\-");
	var oRegExp = new RegExp("(^|\s)" + strClassName + "(\s|$)");
	var oElement;
	for(var i=0; i<arrElements.length; i++){
		oElement = arrElements[i];
		if(oRegExp.test(oElement.className)){
			arrReturnElements.push(oElement);
		}
	}
	return (arrReturnElements)
}