var name = navigator.appName.toLowerCase();
var ver = navigator.appVersion.toLowerCase();

if (name == "microsoft internet explorer" && ver >="3") {
        if (ver.indexOf("mac") != -1) {
                document.write('<LINK REL="styleSheet" HREF="css/macIE.css" TYPE="text/css">');
        } else {
                document.write('<LINK REL="styleSheet" HREF="css/pcIE.css" TYPE="text/css">');
        }

} else if (name == "netscape" && ver >="3") {
        if(ver.indexOf("mac") != -1) {
                document.write('<LINK REL="styleSheet" HREF="css/macNS.css" TYPE="text/css">');
        } else {
                document.write('<LINK REL="styleSheet" HREF="css/pcNS.css" TYPE="text/css">');
        }

} else {
        document.write('<LINK REL="styleSheet" HREF="css/pcNS.css" TYPE="text/css">');
}

function validate(form) {
    if (form1.email.value != "") return true;
		else { 
    alert("Please include a valid email address.");
    form1.email.focus();
    return false;
    }
}

function  openWin(url) {
if(navigator.appName == "Netscape") 
	mywin1 = window.open(url,"win1",'toolbar=0,location=0,directories=0,status=0,menubar=1,scrollbars=1,resizable=1,WIDTH=750,HEIGHT=640,LEFT=100,top=50');
else 
	mywin2 = window.open(url,"win2",'toolbar=0,location=0,directories=0,status=0,menubar=1,scrollbars=1,resizable=1,WIDTH=750,HEIGHT=620,LEFT=100,top=50');
}

function closeWin() {
	window.close()
}