function swapEm2(imagename, stat) {
	if(navigator.appName == "Netscape")
		eval("window.document['"+imagename+"'].src = "+imagename+"_"+ stat+".src");
	else
		eval("window.document.all['"+imagename+"'].src = "+imagename+"_"+stat+".src");
}

// Throw a popup
function popup(url, width, height, name, resizable) {
	// Check for default values and set them if they don't exist
	name = (name == undefined || name == '') ? '' : name;
	resizable = (resizable == undefined || resizable == false) ? 0 : 1;
	
	// Open the window
	window.open(escape(url),name,"width="+width+",height="+height+",menubar=0,scrollbars=1,toolbar=0,location=0,resizable="+resizable);
	return false;
}

// These functions are deprecated... please call popup directly
function pop_image(image,width,height) {
        window.open(escape(image),"","width="+width+",height="+height+",menubar=0,scrollbars=1,toolbar=0");
        return false;
}

function pop_image2(image,width,height) {
        window.open(image,"","width="+width+",height="+height+",menubar=0,scrollbars=1,toolbar=0");
        return false;
}

function pop(url) {
	
var loc = window.location;
      window.open(url,'pop_resource','toolbar=0,menubar=0,location=0,scrollbars=1,height=500,width=600,resizable=1');
	return false;

}

function pop_window(url,width,height) {
                window.open(url,"info",'toolbar=no,menubar=no,resizable=yes,location=no,scrollbars=yes,height='+height+',width='+width);
                return false;
        }

// Clear the text out of a textbox
function clearText(thefield) {
	if (thefield.defaultValue == thefield.value)
		thefield.value = "";
} 

// Open a URL in a new window
function target_url(url) {
	if (url.charAt(0) == "/" || url.indexOf('http://www.cgfs.org') == 0 )
		return true;
	else {
		window.open (url,'targeted');
		return false;
	}
}

function addLoadEvent(func) {
	var oldonload = window.onload;

	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}