function detectBrowser()
{
var browser=navigator.appName;
var b_version=navigator.appVersion;
var version=parseFloat(b_version);
if ((browser!="Microsoft Internet Explorer") && (version>=4))
  {
  alert("Please use Windows Internet Explorer to best view this website!");
  }
}

	
function changeMainPanels(leftPanel,rightPanel) {
resetAllPanels()
try
  {
	if (document.getElementById)
	{
		document.getElementById(leftPanel).style.display = "block";
		document.getElementById(rightPanel).style.display = "block";
		return false;
	}
	else if (document.all)
	{
		document.all[leftPanel].style.display = "none";
		document.all[rightPanel].style.display = "none";
		return false;
	}
	else {
		return true;
	}
  adddlert("Welcome guest!");
  }
catch(err)
  {
  txt="There was an error on this page.\n\n";
  txt+="Error description: " + err.description + "\n\n";
  txt+="Click OK to continue.\n\n";
  alert(txt);
  }	
}


function resetAllPanels() {
		 document.getElementById('nav_consult_left').style.display = "none";
		 document.getElementById('nav_consult_right').style.display = "none";
		 document.getElementById('nav_train_left').style.display = "none";
		 document.getElementById('nav_train_right').style.display = "none";
		 document.getElementById('literature_img').style.display = "none";
		 document.getElementById('literature').style.display = "none";
		 document.getElementById('nav_faq_que').style.display = "none";
		 document.getElementById('nav_faq_ans').style.display = "none";
		 document.getElementById('nav_careers_left').style.display = "none";
		 document.getElementById('nav_careers_right').style.display = "none";
		 document.getElementById('contact_us_left').style.display = "none";
		 document.getElementById('contact_us_right').style.display = "none";
		 document.getElementById('faq_ans_1').style.display = "none";
		 document.getElementById('faq_ans_2').style.display = "none";
		 document.getElementById('faq_ans_3').style.display = "none";
		 document.getElementById('faq_ans_4').style.display = "none";
		 document.getElementById('faq_ans_5').style.display = "none";
		 document.getElementById('faq_ans_6').style.display = "none";
		 document.getElementById('faq_ans_7').style.display = "none";
		 document.getElementById('faq_ans_8').style.display = "none";
		 document.getElementById('faq_ans_9').style.display = "none";
		 document.getElementById('faq_ans_10').style.display = "none";
		 document.getElementById('faq_ans_11').style.display = "none";
		 document.getElementById('faq_ans_12').style.display = "none";
		 document.getElementById('faq_ans_13').style.display = "none";
		 document.getElementById('faq_ans_14').style.display = "none";
		 document.getElementById('faq_ans_15').style.display = "none";
		 document.getElementById('faq_ans_16').style.display = "none";
		 document.getElementById('faq_ans_17').style.display = "none";
		 document.getElementById('faq_ans_18').style.display = "none";
		 document.getElementById('faq_ans_19').style.display = "none";
		 document.getElementById('faq_ans_20').style.display = "none";

		 document.getElementById('menu_solar_1_left').style.display = "none";
		 document.getElementById('menu_solar_2_left').style.display = "none";
		 document.getElementById('menu_solar_3_left').style.display = "none";
		 document.getElementById('menu_solar_4_left').style.display = "none";
		 document.getElementById('menu_solar_5_left').style.display = "none";
		 document.getElementById('menu_solar_6_left').style.display = "none";
		 document.getElementById('menu_solar_7_left').style.display = "none";
		 document.getElementById('menu_solar_8_left').style.display = "none";
		 document.getElementById('menu_solar_9_left').style.display = "none";
		 document.getElementById('menu_solar_10_left').style.display = "none";

 		 document.getElementById('menu_solar_1_right').style.display = "none";
		 document.getElementById('menu_solar_2_right').style.display = "none";
		 document.getElementById('menu_solar_3_right').style.display = "none";
		 document.getElementById('menu_solar_4_right').style.display = "none";
		 document.getElementById('menu_solar_5_right').style.display = "none";
		 document.getElementById('menu_solar_6_right').style.display = "none";
		 document.getElementById('menu_solar_7_right').style.display = "none";
		 document.getElementById('menu_solar_8_right').style.display = "none";
		 document.getElementById('menu_solar_9_right').style.display = "none";
		 document.getElementById('menu_solar_10_right').style.display = "none";

		 document.getElementById('menu_power_1_left').style.display = "none";
		 document.getElementById('menu_power_2_left').style.display = "none";
		 document.getElementById('menu_power_3_left').style.display = "none";
		 document.getElementById('menu_power_4_left').style.display = "none";
		 document.getElementById('menu_power_5_left').style.display = "none";
		 document.getElementById('menu_power_6_left').style.display = "none";
		 document.getElementById('menu_power_7_left').style.display = "none";
		 document.getElementById('menu_power_8_left').style.display = "none";
		 document.getElementById('menu_power_9_left').style.display = "none";		 

 		 document.getElementById('menu_power_1_right').style.display = "none";
		 document.getElementById('menu_power_2_right').style.display = "none";
		 document.getElementById('menu_power_3_right').style.display = "none";
		 document.getElementById('menu_power_4_right').style.display = "none";
		 document.getElementById('menu_power_5_right').style.display = "none";
		 document.getElementById('menu_power_6_right').style.display = "none";
		 document.getElementById('menu_power_7_right').style.display = "none";
		 document.getElementById('menu_power_8_right').style.display = "none";
		 document.getElementById('menu_power_9_right').style.display = "none";		 
		 
		 document.getElementById('menu_gse_1_left').style.display = "none";
		 document.getElementById('menu_gse_2_left').style.display = "none";
		 document.getElementById('menu_gse_3_left').style.display = "none";
		 document.getElementById('menu_gse_4_left').style.display = "none";
		 document.getElementById('menu_gse_5_left').style.display = "none";
		 document.getElementById('menu_gse_6_left').style.display = "none";
		 document.getElementById('menu_gse_7_left').style.display = "none";
		 document.getElementById('menu_gse_8_left').style.display = "none";
		 document.getElementById('menu_gse_9_left').style.display = "none";
		 document.getElementById('menu_gse_10_left').style.display = "none";
		 document.getElementById('menu_gse_11_left').style.display = "none";
		 document.getElementById('menu_gse_12_left').style.display = "none";

		 document.getElementById('menu_gse_1_right').style.display = "none";
		 document.getElementById('menu_gse_2_right').style.display = "none";
		 document.getElementById('menu_gse_3_right').style.display = "none";
		 document.getElementById('menu_gse_4_right').style.display = "none";
		 document.getElementById('menu_gse_5_right').style.display = "none";
		 document.getElementById('menu_gse_6_right').style.display = "none";
		 document.getElementById('menu_gse_7_right').style.display = "none";
		 document.getElementById('menu_gse_8_right').style.display = "none";
		 document.getElementById('menu_gse_9_right').style.display = "none";
		 document.getElementById('menu_gse_10_right').style.display = "none";
		 document.getElementById('menu_gse_11_right').style.display = "none";
		 document.getElementById('menu_gse_12_right').style.display = "none";
}