/*
     FILE ARCHIVED ON 22:06:44 Jan 16, 2009 AND RETRIEVED FROM THE
     AN OPENWAYBACK INSTANCE ON 21:02:20 Jun 10, 2024.
     JAVASCRIPT APPENDED BY OPENWAYBACK, COPYRIGHT INTERNET ARCHIVE.

     ALL OTHER CONTENT MAY ALSO BE PROTECTED BY COPYRIGHT (17 U.S.C.
     SECTION 108(a)(3)).
*/

function clearUser(form, url)
{
	form.elements['clrusr'].value = 'true';

	submitForm(form, url);
}

function setSort(form, url, sortVal, sortDirVal)
{
	form.elements['sortfld'].value = sortVal;
	form.elements['sortdir'].value = sortDirVal;

	submitForm(form, url);
}

function loginGuest(form, url)
{
	form.elements['guest'].value = 'true';
	submitForm(form, url);
}

function checkRegistration(form, downloadUrl)
{
	alertMsg = "";

	userInput = form.elements['fname'].value; 
	if ((userInput == null) || (userInput.length == 0))
	{
		alertMsg = "first name";
	}

	userInput = form.elements['lname'].value; 
	if ((userInput == null) || (userInput.length == 0))
	{
		if (alertMsg.length > 0)
		{
			alertMsg += ", ";
		}

		alertMsg += "last name";
	}

	userInput = form.elements['email'].value; 
	if ((userInput == null) || (userInput.length == 0))
	{
		if (alertMsg.length > 0)
		{
			alertMsg += ", ";
		}

		alertMsg += "Email";
	}

	userInput = form.elements['organization'].value; 
	if ((userInput == null) || (userInput.length == 0))
	{
		if (alertMsg.length > 0)
		{
			alertMsg += ", ";
		}

		alertMsg += "Organization";
	}

	if (alertMsg.length > 0)
	{
		alertMsg = "The following field(s) need to be filled in: "
				+ alertMsg;

		alert(alertMsg);
	}
	else
	{
		submitForm(form, downloadUrl);
	}
}

function validate(form)
{
        var grump 	= form.grumpdata;
        var gpw		= form.gpwdata;
        var format  	= form.type;
        var year  	= form.year;
        var resolut 	= form.resolut;
	var mess 	= "";	
        if ((grump.selectedIndex == 0) && (gpw.selectedIndex == 0))
		mess = mess + " Data Product";
	if (format.value == "")
		mess = mess + " Data Format";
	if ( (typeof(year) != "undefined") && (year.value == ""))
		mess = mess + " Year";
	if ( (typeof(resolut) != "undefined") && (resolut.value == ""))
		mess = mess + " Resolution";
        if (mess != "")       
		alert('The following field(s) need to be filled in: ' + mess); 
        else  
		submitForm(form, 'download.jsp');
        return;
}

function submitForm(form, url)
{
	form.action = url;
	form.submit();
}

var getQuery = window.document.location.search; 
var pattern = /streamFile=true/i;
if (getQuery.search(pattern) != -1) { 
	getQuery = "/gpw/servlet/FileStream" + getQuery;
        //alert(getQuery);
	window.location.replace(getQuery);
}