function SubscribeDigest(f) 
{ 
		if(f.UserChoice_0.checked) 
			{f.UserChoice_3.value="SUBSCRIBE"}
		else if(!(f.UserChoice_0.checked))
			{f.UserChoice_3.value=""}
			
		if(f.UserChoice_1.checked) 
			{f.UserChoice_4.value="SUBSCRIBE"} 
		else if(!(f.UserChoice_1.checked))
			{f.UserChoice_4.value=""}
			
		if(f.UserChoice_2.checked) 
			{f.UserChoice_5.value="SUBSCRIBE"} 
		else if(!(f.UserChoice_2.checked))
			{f.UserChoice_5.value=""}
			
		if(f.UserChoice_7.checked) 
		    {f.UserChoice_8.value="SUBSCRIBE"} 
		else if(!(f.UserChoice_7.checked))
			{f.UserChoice_8.value=""}
			
		if(f.EmailAddr.value == "")
		{
			alert("Please enter your Email Address");
			f.EmailAddr.focus();
			return false;
		}
		else
		{
				if( f.EmailAddr.value.indexOf('@')== -1 ||f.EmailAddr.value.indexOf('.')== -1)
				{
					alert("Invalid email address, please enter a valid address.");
					f.EmailAddr.focus();
					return false;
				}
		}
		return true;
}
//end flo function for newsletter subscription

//variables for printing the date
    var isnMonths = new Array("January","February","March","April","May","June","July","August","September","October","November","December");
    var isnDays = new Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday","Sunday");
	var today = new Date();
    var date_time = isnDays[today.getDay()] + ", " + isnMonths[today.getMonth()] + " " + today.getDate() + ", 2001";

//print date function
function print_date() {
	//alert(date_time);
	document.write(date_time);
}

//variables for browser check
	var browser = navigator.appName;
	var verNumStr = navigator.appVersion;
	var verNum = verNumStr.substring(0, 4);
	var str_table = "";
	var str_masthead = "";

//browser check

		if (browser == "Netscape") {
			if (verNum >= "4") {
				//alert("This is Netscape 4.0 or higher.");
				str_table += "<table width='100%' border='0' cellspacing='0' cellpadding='0'>\n";
				str_table += "<tr>\n";
				str_table += "<td width='100%' height='1' bgcolor='#000000'><img src='/images/site/shim.gif' width='1' height='1'></td>\n";
				str_table += "<td width='146' height='1'><img src='/images/site/shim.gif' width='146' height='1'></td>\n";
				str_table += "</tr>\n";
				str_table += "</table>\n";

				str_masthead += "<img SRC='/images/site/masthead.gif' HEIGHT='78' WIDTH='281'>\n";
			}
			else if (verNum < "4") {
				//alert("This is Netscape 3.x.");
				str_masthead += "<img src='/images/site/digi_logo_solid.gif' height='78' width='281'>\n";
			} else {
				alert("You are using an unsupported browser and may experience difficulty viewing the following pages.");
			}
		}
		else if (browser == "Microsoft Internet Explorer") {
				str_table += "<table width='100%' border='0' cellspacing='0' cellpadding='0'>\n";
				str_table += "<tr>\n";
				str_table += "<td width='100%' height='1' bgcolor='#000000'><img src='/images/site/shim.gif' width='1' height='1'></td>\n";
				str_table += "<td width='146' height='1'><img src='/images/site/shim.gif' width='146' height='1'></td>\n";
				str_table += "</tr>\n";
				str_table += "</table>\n";

				str_masthead += "<img SRC='/images/site/masthead.gif' HEIGHT='78' WIDTH='281'>\n";
		} else {
			alert("You are using an unsupported browser and may experience difficulty viewing the following pages.");
		}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function dirNav() {

	var directory = document.dir_jump.dir_choice.options[document.dir_jump.dir_choice.selectedIndex].value;
	var newLoc = "http://www.digitrends.net/" + directory + "/";
if (directory != "none") {
	location = newLoc;
}
}