//js for switching content on and off under a specific id
function selectObject(name,elementId) {
	if (!document.getElementById) return;
	var navRoot = document.getElementById(elementId);
	if (navRoot) {
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.id == name) {
				node.className = "textOn";
			} else {
				node.className = "textOff";
			}
		}
	}
}

// turn items on or off, displayed or not displayed
function textOnOff() {
	for (var i=0; i < arguments.length; i++) {
		var item = document.getElementById(arguments[i]);
		if (item.className=="textOn") {
			item.className= "textOff";
		} else { 
			item.className= "textOn";
		}
	}
}
// turn items on or off, displayed or not displayed
function textOff() {
	for (var i=0; i < arguments.length; i++) {
		var item = document.getElementById(arguments[i]);
		if (item.className=="textOn") {
			item.className= "textOff";
		} 
	}
}
// turn items on or off, displayed or not displayed
function textOn() {
	for (var i=0; i < arguments.length; i++) {
		var item = document.getElementById(arguments[i]);
		if (item.className=="textOff") {
			item.className= "textOn";
		} 
	}
}

//grabs variables from the address bar
function getQueryVariable(variable) {
    var query = window.location.search.substring(1);
    var vars = query.split("&");
    for (var i=0;i<vars.length;i++) {
        var pair = vars[i].split("=");
        if (pair[0] == variable) {
          return pair[1];
        }
    } 
      //alert('Query Variable ' + variable + ' not found');
}