if (document.images) {  
               homeon = new Image;
               homeon.src = "images/nav/home2.gif";
               courseson = new Image;
               courseson.src = "images/nav/courses2.gif";
               specialson = new Image;
               specialson.src = "images/nav/specials2.gif";
                              
               homeoff = new Image;
               homeoff.src = "images/nav/home.gif";
               coursesoff = new Image;
               coursesoff.src = "images/nav/courses.gif";
               specialsoff = new Image;
               specialsoff.src = "images/nav/specials.gif";
             
                       
}

function img_act(imgName) {
if (document.images) {
imgOn = eval(imgName + "on.src");
document [imgName].src = imgOn;
}
}
function img_inact(imgName) {
if (document.images) {
imgOff = eval(imgName + "off.src");
document [imgName].src = imgOff;
}
}

var flag=0;


var gotIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;	
var gotNS = (navigator.appName == 'Netscape') ? true : false;

function popWin( url, name, width, height, scroller ) { 

	if (gotIE) {
	var left = (screen.Width/2) - width/2;
	var top = (screen.Height/2) - height/2;
	} else if (gotNS) {
	var left = (screen.availWidth/2) - width/2;
	var top = (screen.availHeight/2) - height/2;
	} else {
	var left = (screen.Width/2) - width/2;
	var top = (screen.Height/2) - height/2;
	}

var outStr = 'left='+left+',top='+top+',height=' + height + ',width=' + width; 

	if (scroller == true) {
		 outStr = outStr + ',menubar=no,toolbar=no,location=no,directories=no,status=yes,scrollbars=1,resizable=no';
	 } else {
		 outStr = outStr + ',menubar=no,toolbar=no,location=no,directories=no,status=yes,scrollbars=no,resizable=no';
	 } 

window.open(url, name, outStr);

}


function signup1(form){

    if (flag == 1)
       return false;

	if (! form.fname.value){
	alert("Please Enter Your First Name");
	form.fname.focus();
	form.fname.select();
	return false;
	}

	if (! form.lname.value){
	alert("Please Enter Your Last Name");
	form.lname.focus();
	form.lname.select();
	return false;
	}

	if (! form.email.value){
	alert("Please Enter Your Email Address");
	form.email.focus();
	form.email.select();
	return false;
	}

	if (! (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(form.email.value))){
	alert("Invalid E-mail Address")
	form.email.focus();
	form.email.select();
	return false;
	}

	if (! form.phone.value){
	alert("Please Enter Your Phone Number");
	form.phone.focus();
	form.phone.select();
	return false;
	}
s

	if (! form.outing_name.value){
	alert("Please Enter An Outing Name");
	form.outing_name.focus();
	form.outing_name.select();
	return false;
	}

	if (! form.outing_date.value){
	alert("Please Enter Your Outing Date");
	form.outing_date.focus();
	form.outing_date.select();
	return false;
	}

	if (! form.outing_time[0].checked == true && ! form.outing_time[1].checked == true && ! form.outing_time[2].checked == true){
	alert("Please Select A Time For Outing");
	return false;
	}

	if (! form.format[0].checked == true && ! form.format[1].checked == true && ! form.format[2].checked == true){
	alert("Please Choose Your Outing Format");
	return false;
	}

	if (! form.players.value){
	alert("Please Enter Your # of Players");
	form.players.focus();
	form.players.select();
	return false;
	}



    var modules_output = '';

    for (var i=0;i < 3;i++) {
         if (form.food[i].checked) {
		if (modules_output != ''){
             modules_output += ', '+form.food[i].value;
		} else {
             modules_output += form.food[i].value;
		}
         }
     }

   form.food_output.value = modules_output;

    var modules_output = '';

    for (var i=0;i < 3;i++) {
         if (form.beverage[i].checked) {
		if (modules_output != ''){
             modules_output += ', '+form.beverage[i].value;
		} else {
             modules_output += form.beverage[i].value;
		}
         }
     }

   form.beverage_output.value = modules_output;


    var modules_output = '';

    for (var i=0;i < 5;i++) {
         if (form.services[i].checked) {
		if (modules_output != ''){
             modules_output += ', '+form.services[i].value;
		} else {
             modules_output += form.services[i].value;
		}
         }
     }

   form.services_output.value = modules_output;


	flag = 1;
	return true;
}