function checkFields()
{

	missinginfo = "";

	//FirstName
	if (document.thisform.FirstName.value == "")
	{
		missinginfo += "\n     -  First Name";
	}

	//LastName
	if (document.thisform.LastName.value == "")
	{
		missinginfo += "\n     -  Last Name";
	}

	//Institution
/*	if (document.thisform.Company.value == "")
	{
		missinginfo += "\n     -  Company";
	} */

	if ((document.thisform.EMail.value == "") || (document.thisform.EMail.value.indexOf('@') == -1)  || (document.thisform.EMail.value.indexOf('.') == -1))
	{
		missinginfo += "\n     -  Email address";
	}

	 if (missinginfo != "")
	{
		missinginfo ="_____________________________\n" +
		"You failed to correctly fill in your:\n" +
		missinginfo + "\n_____________________________" +
		"\nPlease re-enter and submit again!";
		alert(missinginfo);
		return false;
	}

}

	function validateZIP(field) {
		var valid = "0123456789-";
		var hyphencount = 0;

		if (field.length!=5 && field.length!=10) {
		//alert("Please enter your 5 digit or 5 digit+4 zip code.");
		return true;
		}
		for (var i=0; i < field.length; i++) {
		temp = "" + field.substring(i, i+1);
		if (temp == "-") hyphencount++;
		if (valid.indexOf(temp) == "-1") {
		//alert("Invalid characters in your zip code.  Please try again.");
		return true;
		}
		if ((hyphencount > 1) || ((field.length==10) && ""+field.charAt(5)!="-")) {
		//alert("The hyphen character should be used with a properly formatted 5 digit+four zip code, like '12345-6789'.   Please try again.");
		return true;
		   }
		}
		return false;
		}

// -- End Hiding Here -->