function go(which_form) {
	self.location.href=which_form.f_options.options[which_form.f_options.selectedIndex].value;
}

function pop(ShowPage, intwidth, intheight) {

	var leftpos = (screen.width - intwidth) / 2;
	var toppos = (screen.height - intheight) / 2;
	var winprops = 'toolbar=0, scrollbars=1, location=0, statusbars=0, menubar=0, width=' + intwidth + ', height=' + intheight + ', left=' + leftpos + ', top=' + toppos + ', resizable=1';
    var popupwindow = window.open(ShowPage, 'poppage', winprops);

}

function validateNumber(field, msg, min, max) {
	if (!min) { min = 0 }
	if (!max) { max = 255 }
	if ( (parseInt(field.value) != field.value) || field.value.length < min || field.value.length > max) {
		alert(msg);
		field.focus();
		field.select();
		return false;
	}
	return true;
}

function validateString(field, msg, min, max) {
	if (!min) { min = 1 }
	if (!max) { max = 65535 }
	if (!field.value || field.value.length < min || field.value.max > max) {
		alert(msg);
		field.focus();
		field.select();
		return false;
	}
	return true;
}

function validateEmail(email, msg, optional) {
	if (!email.value && optional) {
		return true;
	}

	var re_mail = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z])+$/;
	
	if (!re_mail.test(email.value)) {
		alert(msg);
		email.focus();
		email.select();
		return false;
	}
	return true;
}

function validateList(listname, msg) {

	var foo = listname.selectedIndex;

	if (foo == 0 || foo == -1) {
		alert(msg);
		return false;
	}
	
	return true;
	
}

function validateRadio(radioname, msg) {

	var foo = false;

	for (counter = 0; counter < radioname.length; counter++) {
		if (radioname[counter].checked)
			foo = true;
	}
	
	if (!foo) {
		// If there were no selections made display an alert box
		alert(msg);
		return (false);
	}
	return (true);
	
}

// Clear default form value script- By Ada Shimar (ada@chalktv.com)
// http://javascriptkit.com

function clearText(thefield){
	if (thefield.defaultValue==thefield.value)
	thefield.value = ""
}