var flag= false, imgs = new Object(), formRef;//initialize global variables

/***** rollover functionality (requires image.js) ******/
function addImg(img) {//add image object to rollover list using image name
	imgs[img.name] = new ImageObj(img);
}
	
function setOn(name) {//set on state of named image object in rollover list
	if (flag && imgs[name]) imgs[name].setOn();
}
	
function setOff(name) {//set off state of named image object in rollover list
	if (flag && imgs[name]) imgs[name].setOff();
}
	
/****** form functionality ******/
function blank(obj)	{// erase contents of a single textfield (used with search box)
	obj.value = "";
}
	
function jump(obj) {// redirect browser to value (if defined) selected in dropdown list.
	if (obj[obj.selectedIndex].value != "") 
		if (obj[obj.selectedIndex].value.indexOf("http") >=0 )
			spawn = window.open(obj[obj.selectedIndex].value);
		else
			location.href = obj[obj.selectedIndex].value;
}
	
function resetForm() {
	formRef.reset();
}
	
function submitForm() {
	formRef.submit();
}

/***** initialize *****/
function gogo()	{
	flag = true;
	formRef = document.forms["emailForm"]
}

window.onload = gogo;