function addSSstate()
{
	var isTX = document.social.state.options[document.social.state.options.selectedIndex].value;
	var isTXalready = document.social.program.options[11].value;
	if ( (isTX == "TX") && !(isTXalready == "lonestar") )
	{
		for (var i = document.social.program.length; i > 11; i--)
		{
			var tempOption = new Option(document.social.program.options[i-1].text, document.social.program.options[i-1].value,false,false);
			document.social.program.options[i] = tempOption;
		}
		var loneStar = new Option( "Lone Star: The Story of Texas","txlonestar", false, false);
		document.social.program.options[11] = loneStar;
	}

	var isTXalready = document.social.program.options[13].value;
	if ( (isTX == "TX") && !(isTXalready == "taks") )
	{
		for (var i = document.social.program.length; i > 13; i--)
		{
			var tempOption = new Option(document.social.program.options[i-1].text, document.social.program.options[i-1].value,false,false);
			document.social.program.options[i] = tempOption;
		}
		var taks = new Option( "Online TAKS Practice","txtaks", false, false);
		document.social.program.options[13] = taks;
	}

	var isCA = document.social.state.options[document.social.state.options.selectedIndex].value;
	var isCAalready = document.social.program.options[4].value;
	if ( (isCA == "CA") && !(isCAalready == "ca_6_ancient") )
	{
		for (var i = document.social.program.length; i > 4; i--)
		{
			var tempOption = new Option(document.social.program.options[i-1].text, document.social.program.options[i-1].value,false,false);
			document.social.program.options[i] = tempOption;
		}
		var ca_6_ancient = new Option( "Ancient Civilizations","ca_6_ancient", false, false);
		document.social.program.options[4] = ca_6_ancient;
	}

	var isCA = document.social.state.options[document.social.state.options.selectedIndex].value;
	var isCAalready = document.social.program.options[13].value;
	if ( (isCA == "CA") && !(isCAalready == "ca_7_medieval") )
	{
		for (var i = document.social.program.length; i > 13; i--)
		{
			var tempOption = new Option(document.social.program.options[i-1].text, document.social.program.options[i-1].value,false,false);
			document.social.program.options[i] = tempOption;
		}
		var ca_7_medieval = new Option( "Medieval And Early Modern Times","ca_7_medieval", false, false);
		document.social.program.options[13] = ca_7_medieval;
	}
// 	
// 	var isCA = document.social.state.options[document.social.state.options.selectedIndex].value;
// 	var isCAalready = document.social.program.options[15].value;
// 	if ( (isCA == "CA") && !(isCAalready == "ca_wwr") )
// 	{
// 		for (var i = document.social.program.length; i > 15; i--)
// 		{
// 			var tempOption = new Option(document.social.program.options[i-1].text, document.social.program.options[i-1].value,false,false);
// 			document.social.program.options[i] = tempOption;
// 		}
// 		var ca_wwr = new Option( "Why We Remember","ca_wwr", false, false);
// 		document.social.program.options[15] = ca_wwr;
// 	}

}

var isPreNN6 = (navigator.appname == "Netscape" && pareInt(navigator.appVersion) <= 4);

function optionObj (val, txt) {
	this.val = val;
	this.txt = txt;
}

function addVASciExp() {
  var isVA = document.science.state.options[document.science.state.options.selectedIndex].value;

  if (isVA == "VA") {
		document.science.program.length = 0;
		for (var i in virginia) {
			if (i == 0) { document.science.program.options[i] = new Option(virginia[i].txt, virginia[i].val, true, true) }
			else { document.science.program.options[i] = new Option(virginia[i].txt, virginia[i].val) }
		}
	}
	if (isPreNN6) { history.go(0) }
}

var virginia = new Array();
virginia[0] = new optionObj ("","Program");
virginia[1] = new optionObj ("biology","Biology");
virginia[2] = new optionObj ("chemistry","Chemistry");
virginia[3] = new optionObj ("conc_phys","Conceptual Physics");
virginia[4] = new optionObj ("driveright","Drive Right");
virginia[5] = new optionObj ("earth_science","Earth Science");
virginia[6] = new optionObj ("env_science","Environmental Science");
virginia[7] = new optionObj ("health","Health");
virginia[8] = new optionObj ("hsps","Physical Science");
virginia[9] = new optionObj ("va_sci_exp","Science Explorer: Grade 6, Life Science, and Physical Science");