if(document.images) {
	 			
	 			
	 			//topnav
	 			homeon = new Image();
	 			homeon.src = "assets/images/home_over.gif";
	 			abouton = new Image();
	 			abouton.src = "assets/images/aboutus_over.gif";
	 			evalon = new Image();
	 			evalon.src = "assets/images/eval_over.gif";
	 			practiceon = new Image();
	 			practiceon.src = "assets/images/practice_over.gif";
	 			internshipon = new Image();
	 			internshipon.src = "assets/images/internship_over.gif";
	 			contacton = new Image();
	 			contacton.src = "assets/images/contact_over.gif";
	 			newson = new Image();
	 			newson.src = "assets/images/news_over.gif";
	 			
	 			homeoff = new Image();
	 			homeoff.src = "assets/images/home.gif";
	 			aboutoff = new Image();
	 			aboutoff.src = "assets/images/aboutus.gif";
	 			evaloff = new Image();
	 			evaloff.src = "assets/images/eval.gif";
	 			practiceoff = new Image();
	 			practiceoff.src = "assets/images/practice.gif";
	 			internshipoff = new Image();
	 			internshipoff.src = "assets/images/internship.gif";
	 			contactoff = new Image();
	 			contactoff.src = "assets/images/contact.gif";
	 			newsoff = new Image();
	 			newsoff.src = "assets/images/news.gif";
	 			
	 			
	 		}
				
function imgOn(imgName) {
	if(document.images){
	    document[imgName].src = eval (imgName + "on.src");
	    }
}

	//Function to 'deactivate' images.
function imgOff(imgName) {
	if (document.images){
	    document[imgName].src = eval (imgName + "off.src");
	    }
}

function getMap() {
		      w=window.open("map_view.asp" , "mapwindow", "width=480,height=450,scrollbars=1,scrolling=auto,resizable=0")
}

function getDisclaimer() {
		      w=window.open("disclaimer.htm" , "window", "width=420,height=350,scrollbars=0,scrolling=auto,resizable=0")
}

function getNews(url) {
		      w=window.open(url , "news_window", "width=540,height=450,scrollbars=1,scrolling=auto,resizable=1")
}

/***************/
// For membership application

function isFilled(elm){
	if (elm.value == "" ||
	    elm.value == null)
	return false;
	else return true;
}
	
function isReady(form){
	if(isFilled(form.fname) == false){
	alert("Please tell us your first name");
	form.fname.focus();
	return false;
}

	if(isFilled(form.lname) == false){
	alert("Last name please");
	form.lname.focus();
	return false;
	}
	
	if(isFilled(form.email) == false){
	alert("Your email address is the most important piece of information!");
	form.email.focus();
	return false;
	}
	
return true;
}

/***************************************/
function load_main(whereto) {
	if (!window.opener){
		self.open(whereto)
		
	} else if (window.opener.closed){
		window.open(whereto);
			
	} else {
		window.opener.location.href = whereto; 
	}
}