var redirect = {
	home : 'index'
};

function gotoPage() {
	var page = document.getElementById('txtgoto').value.toLowerCase();
	page = (page.split("-"))[0];
	page = page.replace(/[^0-9a-z]/gi, '');
	
	if (redirect[page])
		page = redirect[page];
	else {
		var searchStr = '\\|([^|]*-)?';
		var n_re = /[0-9]+/gi;
		var last = 0;
		while (true) {
			var n_found = n_re.exec(page);
			if (!n_found)
				break;
			searchStr += page.substring(last, n_found.index);
			if (n_found.length < 3)
				searchStr += '0*';
			searchStr += n_found;
			last = n_found.index + n_found[0].length;
		}
			
		searchStr += page.substring(last) + '(-[^|]*)?\\|';
		var re = new RegExp(searchStr, "i");
		
		var search = re.exec(availablePages);
		
		if (!search) {
			alert('Page \''+page+'\' not found.');
			return;
		}
	
		var found = search[0];
		page = found.substring(1, found.length-1);
		page = keepOnlyFirstAndLast(page);
	}
	
	page += '.html';
	
	location.href = page.toLowerCase();
}

function keepOnlyFirstAndLast(page) {
	var index = page.indexOf("-");
	if(index < 0) return page;
	
	var index2 = page.lastIndexOf("-");
	if(index2 < 0 || index2 == index) return page;
	
	page = page.substring(0,index) + page.substring(index2);
	return page;
} 
//nav tool next/back arrow
var pageList = ['i','ii','iii','vi-vii','viii-ix','xxi','unit3toc','278a-278b','278c-278d','278e-278f','278g-278h','278-279','279a','280a','280b-280c','280d-280e','280f-280g','280g1-280g2','280g3-280g4','280h-280i','280j-280k','280l-280m','280-281','282a-282b','282-283','284-285','286-287','288-289','290-291','292-293','294-295','296-297','298-299','300-301','302-303','303a-303b','303c-303d','303e-303f','303g-303h','303i-303j','303k-303l','303m-303n','303o','304a','304b-304c','304d-304e','304f-304g','304g1-304g2','304g3-304g4','304h-304i','304j-304k','304l-304m','304-305','306a-306b','306-307','308-309','310-311','312-313','314-315','316-317','318-319','320-321','322-323','324-325','326-327','328-329','329a-329b','329c-329d','329e-329f','329g-329h','329i-329j','329k-329l','329m-329n','329o','330a','330b-330c','330d-330e','330f-330g','330g1-330g2','330g3-330g4','330h-330i','330j-330k','330l-330m','330-331','332a-332b','332-333','334-335','336-337','338-339','340-341','342-343','344-345','346-347','348-349','350-351','352-353','353a-353b','353c-353d','353e-353f','353g-353h','353i-353j','353k-353l','353m-353n','353o','354a','354b-354c','354d-354e','354f-354g','354g1-354g2','354g3-354g4','354h-354i','354j-354k','354l-354m','354-355','356a-356b','356-357','358-359','360-361','362-363','364-365','366-367','368-369','370-371','372-373','374-375','376-377','378-379','379a-379b','379c-379d','379e-379f','379g-379h','379i-379j','379k-379l','379m-379n','379o','380a','380b-380c','380d-380e','380f-380g','380g1-380g2','380g3-380g4','380h-380i','380j-380k','380l-380m','380-381','382a-382b','382-383','384-385','386-387','388-389','390-391','392-393','394-395','396-397','398-399','399a-399b','399c-399d','399e-399f','399g-399h','399i-399j','399k-399l','399m-399n','399o','400a','400-401','402-403','404-405','405f-405g','405h','wa1','wa2-wa3','wa4-wa5','wa6-wa7','wa8-wa9','wa10','wa11','wa12','wa13','wa14','wa15-wa18','lr1-lr3','lr4-lr6','lr7-lr9','lr10-lr12','lr13-lr15','lr16-lr18','lr19-lr21','lr22-lr24','lr25-lr27','lr28-lr30','lr31-lr33','lr34-lr36','lr37-lr39','lr40-lr42','lr43-lr45','lr46','lr47','lr48','di1','di2','di3','di4-di5','di6-di7','di8-di9','di10','di11','di12','di13','di14-di15','di16-di17','di18-di19','di20','di21','di22','di23','di24-di25','di26-di27','di28-di29','di30','di31','di32','di33','di34-di35','di36-di37','di38-di39','di40','di41','di42','di43','di44-di45','di46-di47','di48-di49','di50','di51','di52','di53','di54','di55','di56','di57-di60','tr1','tr2','tr3','tr4','tr5','tr6','tr7','tr8','tr9','tr10-tr13','tr14-tr17','tr18','tr19','tr20','tr21','tr22','tr23','tr24','tr25','tr26','tr27','tr28','tr29','tr30','tr31','tr32','tr33','tr34','tr35','tr36','tr37','tr38','tr39','tr40'];
//Go To functionality
var availablePages = '|i|ii|iii|vi-vii|viii-ix|xxi|x|278a-278b|278c-278d|278e-278f|278g-278h|278-279|279a|280a|280b-280c|280d-280e|280f-280g|280g1-280g2|280g3-280g4|280h-280i|280j-280k|280l-280m|280-281|282a-282b|282-283|284-285|286-287|288-289|290-291|292-293|294-295|296-297|298-299|300-301|302-303|303a-303b|303c-303d|303e-303f|303g-303h|303i-303j|303k-303l|303m-303n|303o|304a|304b-304c|304d-304e|304f-304g|304g1-304g2|304g3-304g4|304h-304i|304j-304k|304l-304m|304-305|306a-306b|306-307|308-309|310-311|312-313|314-315|316-317|318-319|320-321|322-323|324-325|326-327|328-329|329a-329b|329c-329d|329e-329f|329g-329h|329i-329j|329k-329l|329m-329n|329o|330a|330b-330c|330d-330e|330f-330g|330g1-330g2|330g3-330g4|330h-330i|330j-330k|330l-330m|330-331|332a-332b|332-333|334-335|336-337|338-339|340-341|342-343|344-345|346-347|348-349|350-351|352-353|353a-353b|353c-353d|353e-353f|353g-353h|353i-353j|353k-353l|353m-353n|353o|354a|354b-354c|354d-354e|354f-354g|354g1-354g2|354g3-354g4|354h-354i|354j-354k|354l-354m|354-355|356a-356b|356-357|358-359|360-361|362-363|364-365|366-367|368-369|370-371|372-373|374-375|376-377|378-379|379a-379b|379c-379d|379e-379f|379g-379h|379i-379j|379k-379l|379m-379n|379o|380a|380b-380c|380d-380e|380f-380g|380g1-380g2|380g3-380g4|380h-380i|380j-380k|380l-380m|380-381|382a-382b|382-383|384-385|386-387|388-389|390-391|392-393|394-395|396-397|398-399|399a-399b|399c-399d|399e-399f|399g-399h|399i-399j|399k-399l|399m-399n|399o|400a|400-401|402-403|404-405|405f-405g|405h|WA1|WA2-WA3|WA4-WA5|WA6-WA7|WA8-WA9|WA10|WA11|WA12|WA13|WA14|WA15-WA16-WA17-WA18|LR1-LR2-LR3|LR4-LR5-LR6|LR7-LR8-LR9|LR10-LR11-LR12|LR13-LR14-LR15|LR16-LR17-LR18|LR19-LR20-LR21|LR22-LR23-LR24|LR25-LR26-LR27|LR28-LR29-LR30|LR31-LR32-LR33|LR34-LR35-LR36|LR37-LR38-LR39|LR40-LR41-LR42|LR43-LR44-LR45|LR46|LR47|LR48|DI1|DI2|DI3|DI4-DI5|DI6-DI7|DI8-DI9|DI10|DI11|DI12|DI13|DI14-DI15|DI16-DI17|DI18-DI19|DI20|DI21|DI22|DI23|DI24-DI25|DI26-DI27|DI28-DI29|DI30|DI31|DI32|DI33|DI34-DI35|DI36-DI37|DI38-DI39|DI40|DI41|DI42|DI43|DI44-DI45|DI46-DI47|DI48-DI49|DI50|DI51|DI52|DI53|DI54|DI55|DI56|DI57-DI58-DI59-DI60|TR1|TR2|TR3|TR4|TR5|TR6|TR7|TR8|TR9|TR10-TR11-TR12-TR13|TR14-TR15-TR16-TR17|TR18|TR19|TR20|TR21|TR22|TR23|TR24|TR25|TR26|TR27|TR28|TR29|TR30|TR31|TR32|TR33|TR34|TR35|TR36|TR37|TR38|TR39|TR40|';