//valid_cat defines valid main-menu vales for every page -- used to set default nav value when bogus value is passed in on URL.
var valid_cat={'about.php':70000,
			   'alt_status_indicator.php':20200,
			   'asi_dinshaw_sidhwa.php':20200,
			   'asi_install.php':20200,
			   'asi_keith_myles.php':20200,
			   'asi_peter_bernadin.php':20200,
			   'asi_rick_gentilman.php':20200,
			   'battery_backup.php':20300,
			   'battery_chargers.php':20100,
			   'battery_chargers_g_decosta.php':20100,
			   'battery_eliminators.php':20500,
			   'bc12-500.php':20102,
			   'bc1224.php':20101,
			   'be-2aa.php':20502,
			   'be-2aafl.php':20505,
			   'be-9.php':20503,
			   'be-9_install.php':20503,
			   'be-9_ted_johnson.php':20503,
			   'be-9ac.php':20504,
			   'be-9ac_install.php':20504,
			   'be-aa.php':20501,
			   'contact_us.php':30000,
			   'elt_eval.php':20701,
			   'how_to_buy.php':40000,
			   'index.php':10000,
			   'info_center.php':50000,
			   'pc24-12.php':20400,
			   'ps-4.php':20600,
			   'temp_probe_simulator.php':20702,
			   'test_equipment.php':20700,
			   'warranty.php':[10000,20101,20102,20200,20300,20400,20500,20501,20502,20503,20600,20700,20701,20702]
			   };


function get_page_name(){
	var str_start = document.URL.lastIndexOf('/')+1;
	var str_end = document.URL.lastIndexOf('?');
	if (str_end>0){
		return document.URL.substring(str_start, str_end);
	}
	else
	{
		return document.URL.substr(str_start);
	};
}

function showmain(main_sel2) {
	//This code fixes the global main_menu and the local mail_sel2 variables when
	// a bogus or missing cat= value is passed on the URL.
	if (valid_cat[get_page_name()]==undefined)
//	if ((valid_cat[get_page_name()]==undefined) or (get_page_name()=='warranty.php'))
//	if (page_link[get_page_name()][""+main_sel2]==undefined)
	{
	main_sel2 = 10000;
	main_menu = 10000;
	}
	else
	{
// code to assign cat values for defined pages
		if (get_page_name()!='warranty.php')
		{
		main_sel2 = valid_cat[get_page_name()];
		main_menu = valid_cat[get_page_name()];
		}
	}
	;

var id = 'ntxt' + main_sel2;

MM_showHideLayers('main10000','','show','main20000','','show','main20100','','show','main20200','','show','main20300','','show','main20400','','show','main20500','','show','main20600','','show','main20700','','show','main30000','','show','main40000','','show','main50000','','show','main60000','','show','main70000','','show');
//MM_showHideLayers('main1','','show','main2','','hide','main3','','hide','main4','','hide','main8','','show','main9','','show','main10','','show','main11','','show','main12','','show','main13','','show');
//MM_showHideLayers('main1','','show','main2','','hide','main3','','hide','main4','','hide','main8','','show','main9','','show','main10','','show','main11','','show','main12','','show');

if (Math.floor(main_sel2/100)==201){
	MM_showHideLayers('sub20100','','show');
	}
if (Math.floor(main_sel2/100)==205){
	MM_showHideLayers('sub20500','','show');
	}
if (Math.floor(main_sel2/100)==207){
	MM_showHideLayers('sub20700','','show');
	}

identity=document.getElementById(id);
identity.className='menuON';
}

function nav(main_sel) {
	switch(Math.floor(main_sel/100)) {
		case 201:
			P7_Snap('navtop','main10000',0,10,'10000end','main20000',0,10,'20000end','main20200',0,10,'20200end','main20100',0,10,'20100end','sub20100',0,10,'20100subend','main20500',0,10,'20500end','main20300',0,10,'20300end','main20400',0,10,'20400end','main20600',0,10,'20600end','main20700',0,10,'20700end','main30000',0,10,'30000end','main40000',0,10,'40000end','main50000',0,10,'50000end','main60000',0,10,'60000end','main70000',0,10);
			P7_autoLayers(0,'sub20100');
			break;

		case 205:
			P7_Snap('navtop','main10000',0,10,'10000end','main20000',0,10,'20000end','main20200',0,10,'20200end','main20100',0,10,'20100end','main20500',0,10,'20500end','sub20500',0,10,'20500subend','main20300',0,10,'20300end','main20400',0,10,'20400end','main20600',0,10,'20600end','main20700',0,10,'20700end','main30000',0,10,'30000end','main40000',0,10,'40000end','main50000',0,10,'50000end','main60000',0,10,'60000end','main70000',0,10);
			P7_autoLayers(0,'sub20500');
			break;

		case 207:
			P7_Snap('navtop','main10000',0,10,'10000end','main20000',0,10,'20000end','main20200',0,10,'20200end','main20100',0,10,'20100end','main20500',0,10,'20500end','main20300',0,10,'20300end','main20400',0,10,'20400end','main20600',0,10,'20600end','main20700',0,10,'20700end','sub20700',0,10,'20700subend','main30000',0,10,'30000end','main40000',0,10,'40000end','main50000',0,10,'50000end','main60000',0,10,'60000end','main70000',0,10);
			P7_autoLayers(0,'sub20700');
			break;

default:
			P7_Snap('navtop','main10000',0,10,'10000end','main20000',0,10,'20000end','main20200',0,10,'20200end','main20100',0,10,'20100end','main20500',0,10,'20500end','main20300',0,10,'20300end','main20400',0,10,'20400end','main20600',0,10,'20600end','main20700',0,10,'20700end','main30000',0,10,'30000end','main40000',0,10,'40000end','main50000',0,10,'50000end','main60000',0,10,'60000end','main70000',0,10);
	}
}