/*** SET BUTTON'S FOLDER HERE ***/
var buttonFolder = "buttons/";

/*** SET BUTTONS' FILENAMES HERE ***/
upSources = new Array("button1up.png","button2up.png","button3up.png","button4up.png","button5up.png","button6up.png","button7up.png","button8up.png","button9up.png","button10up.png","button11up.png","button12up.png","button13up.png","button14up.png","button15up.png","button16up.png","button17up.png","button18up.png","button19up.png");

overSources = new Array("button1over.png","button2over.png","button3over.png","button4over.png","button5over.png","button6over.png","button7over.png","button8over.png","button9over.png","button10over.png","button11over.png","button12over.png","button13over.png","button14over.png","button15over.png","button16over.png","button17over.png","button18over.png","button19over.png");

// SUB MENUS DECLARATION, YOU DONT NEED TO EDIT THIS
subInfo = new Array();
subInfo[1] = new Array();
subInfo[2] = new Array();
subInfo[3] = new Array();
subInfo[4] = new Array();
subInfo[5] = new Array();
subInfo[6] = new Array();
subInfo[7] = new Array();
subInfo[8] = new Array();
subInfo[9] = new Array();
subInfo[10] = new Array();
subInfo[11] = new Array();
subInfo[12] = new Array();
subInfo[13] = new Array();
subInfo[14] = new Array();
subInfo[15] = new Array();
subInfo[16] = new Array();
subInfo[17] = new Array();
subInfo[18] = new Array();
subInfo[19] = new Array();


//*** SET SUB MENUS TEXT LINKS AND TARGETS HERE ***//


subInfo[3][1] = new Array("underlying causes","Underlying-Causes-world-War-1.htm","");
subInfo[3][2] = new Array("rival alliances","World-War-1-Development-Rival-Alliances.htm","");
subInfo[3][3] = new Array("crisis of 1914","World-War-1-History-Information-Crisis-1914.htm","");

subInfo[4][1] = new Array("austria & germany","world-war-one-information-austrian-german.htm","");
subInfo[4][2] = new Array("russia & germany intervene","world-war-one-1-information-russian-german.htm","");
subInfo[4][3] = new Array("france, britain, italy","world-war-one-1-information-france-britain-italy.htm","");
subInfo[4][4] = new Array("peace possibilities","world-war-one-1-information-peace-possibilities.htm","");


subInfo[6][1] = new Array("war plans","world-war-1-Western-Front-1914-war-plans.htm","");
subInfo[6][2] = new Array("opposing armies","world-war-1-Western-Front-1914-opposing-armies.htm","");
subInfo[6][3] = new Array("german invades belgium","world-war-1-German-Invasion-Belgium.htm","");
subInfo[6][4] = new Array("frontiers battle","world-war-1-information-battle-frontiers.htm","");
subInfo[6][5] = new Array("le cateau & guise battles","world-war-1-information-battle-cateau-guise.htm","");
subInfo[6][6] = new Array("german advance to marne","world-war-1-information-german-advance-marne.htm","");
subInfo[6][7] = new Array("battle of the marne","world-war-1-information-battle-marne.htm","");
subInfo[6][8] = new Array("concluding 1914","world-war-1-information-aisne-antwerp-ypres.htm","");
subInfo[6][9] = new Array("1914 retrospective","world-war-1-1914-information-history.htm","");

subInfo[7][1] = new Array("operations in 1915","ww1-information-Western-Front-Operations-1915.htm","");
subInfo[7][2] = new Array("operations in 1916","ww1-information-Western-Front-Operations-1916.htm","");
subInfo[7][3] = new Array("operations in 1917","ww1-information-Western-Front-Operations-1917.htm","");

subInfo[8][1] = new Array("german drives of 1918","ww1-information-German-Drives-1918.htm","");
subInfo[8][2] = new Array("reduction german salients","world-war-1-information-History-Reduction-German-Salient.htm","");
subInfo[8][3] = new Array("allied final offensive","world-war-1-information-History-Allies-Final-Offensive.htm","");
subInfo[8][4] = new Array("general commentary","world-war-1-information-History-Germany-Defeat-Warfare-Development.htm","");

subInfo[9][1] = new Array("war plans","ww1-information-History-Eastern-Front-War-Plans.htm","");
subInfo[9][2] = new Array("tannenberg campaign","ww1-information-History-Eastern-Front-Tannenberg-Campaign.htm","");
subInfo[9][3] = new Array("masurian lakes campaign","ww1-information-History-Eastern-Front-Masurian-Lakes-Campaign.htm","");
subInfo[9][4] = new Array("galician & polish campaigns","ww1-information-History-Eastern-Front-Galician-Polish-Campaigns.htm","");
subInfo[9][5] = new Array("operations in 1915 ","ww1-information-History-Eastern-Front-Masuria-Gorlice-Tarnow.htm","");
subInfo[9][6] = new Array("operations in 1916 ","ww1-information-History-Eastern-Front-1916-Brusilov.htm","");
subInfo[9][7] = new Array("russian revolution","ww1-information-History-Eastern-Front-Russia-Military-Revolution.htm","");
subInfo[9][8] = new Array("end of war on eastern front","ww1-information-History-Eastern-Front-End-War.htm","");

subInfo[10][1] = new Array("strategic considerations","WWI-Italian-Front-Strategy.htm","");
subInfo[10][2] = new Array("initial operations","WWI-Italian-Front-Initial-Operations.htm","");
subInfo[10][3] = new Array("1st 5 battles of isonzo","WWI-Italian-Front-Isonzo-Battles-1-5.htm","");
subInfo[10][4] = new Array("austrian asiago offensive","WWI-Italian-Front-Austria-Asiago-Offensive.htm","");
subInfo[10][5] = new Array("6th - 11th isonzo battles","WWI-Italian-Front-Isonzo-Battles-6-11.htm","");
subInfo[10][6] = new Array("battle of caporetto","WWI-Information-Italian-Front-Battle-Caporetto.htm","");
subInfo[10][7] = new Array("battle of the piave","WWI-Information-Italian-Front-Battle-Piave.htm","");
subInfo[10][8] = new Array("battle of vittorio veneto","WWI-Information-Italian-Front-Battle-Vittorio-Veneto.htm","");
subInfo[10][9] = new Array("general commentary","WWI-Information-Italian-Front-General-Commentary.htm","");


subInfo[12][1] = new Array("war in the caucasus","WW1-History-Info-Operations-Causasus-1914.htm","");
subInfo[12][2] = new Array("mesopotamia","WW1-History-Info-Campaign-Mesopotamia-October-November-1914.htm","");
subInfo[12][3] = new Array("kut","WW1-History-Info-Kut-1915.htm","");
subInfo[12][4] = new Array("suvla bay & gallipoli","WW1-History-Info-Gallipoli-Campaign-1915.htm","");
subInfo[12][5] = new Array("senusi & sinai","WW1-History-Info-Senusi-sinai-1915-1916.htm","");
subInfo[12][6] = new Array("arab revolt & palestinian frontier","WW1-History-Info-Arab-Revolt-Palestinian-Frontier-1916-1917.htm","");
subInfo[12][7] = new Array("capture of baghdad","WW1-History-Info-Capture-Baghdad-1917.htm","");
subInfo[12][8] = new Array("3 battles of gaza","WW1-History-Info-First-Battle-Gaza-1917.htm","");
subInfo[12][9] = new Array("Palestine Transjordan Syria","WW1-History-Info-Palestine-Transjordan-Syria-1918.htm","");
subInfo[12][10] = new Array("advance to mosul","WW1-History-Info-Advance-Mosul-1918.htm","");

subInfo[13][1] = new Array("austrian invades serbia","WW1-information-Austria-Invades-Serbia-Bulgaria-War.htm","");
subInfo[13][2] = new Array("bulgaria\'s entrance","WW1-information-Austria-Invades-Serbia-Bulgaria-War.htm#BulgariaWar","");
subInfo[13][3] = new Array("collapse of serbia","World-War-One-1-WW1-information-Collapse-Serbia.htm","");
subInfo[13][4] = new Array("rumanian intervention","World-War-One-1-WW1-information-Rumania-Intervention.htm","");
subInfo[13][5] = new Array("greece & salonikan front","World-War-One-1-WW1-information-Greece-Salonikan-Front.htm","");
subInfo[13][6] = new Array("fall of bulgaria","World-War-One-1-WW1-information-Fall-Bulgaria.htm","");

subInfo[14][1] = new Array("early actions","world-war-one-1-WWI-information-Early-Actions.htm","");
subInfo[14][2] = new Array("dardanelles campaign","world-war-one-1-WWI-information-Dardanelles-Campaign.htm","");
subInfo[14][3] = new Array("battle of jutland","world-war-one-1-WWI-information-Battle-Jutland.htm","");
subInfo[14][4] = new Array("allied blockade of germany","world-war-one-1-WWI-information-Allies-Blockade-Germany.htm","");
subInfo[14][5] = new Array("german submarine campaign","world-war-one-1-WWI-information-German-Submarine-Campaign.htm","");

subInfo[15][1] = new Array("the men","WW1-WWI-information-Military-Aviation-Men.htm","");
subInfo[15][2] = new Array("the machines","WW1-WWI-information-Military-Aviation-Machines.htm","");
subInfo[15][3] = new Array("organization","WW1-WWI-information-Military-Aviation-Organization.htm","");
subInfo[15][4] = new Array("tactics","WW1-WWI-information-Military-Aviation-Tactics.htm","");
subInfo[15][5] = new Array("significance","WW1-WWI-information-Military-Aviation-Significance-Air-Warfare.htm","");

subInfo[16][1] = new Array("negotiations during war","World-War-1-Diplomacy-Negotiations-Peace.htm","");
subInfo[16][2] = new Array("neutral nations","WW1-Diplomatic-Negotiations-Neutral-Nations.htm","");
subInfo[16][3] = new Array("termination of the war","WW1-Diplomatic-Negotiations-End-War-First-Peace.htm","");
subInfo[16][4] = new Array("peace conferences & treaties","WW1-Diplomatic-Negotiations-End-War-Peace-treaties-conferences.htm","");

subInfo[17][1] = new Array("political consequences","world-war-one-information-Political-Consequences-War.htm","");
subInfo[17][2] = new Array("economic consequences","world-war-one-information-Economic-Consequences-War.htm","");
subInfo[17][3] = new Array("psychological effects","world-war-one-information-Psychological-Consequences-War.htm","");

subInfo[18][1] = new Array("prelude to war","WWI-World-War-1-information-History-Chronology-Prelude.htm","");
subInfo[18][2] = new Array("declarations of war","WWI-World-War-1-information-History-declarations.htm","");
subInfo[18][3] = new Array("western front","WWI-World-War-1-information-History-WESTERN-FRONT.htm","");
subInfo[18][4] = new Array("eastern front","WWI-World-War-1-information-History-EASTERN-FRONT.htm","");
subInfo[18][5] = new Array("italian front","WWI-World-War-1-information-History-chronology-ITALIAN-FRONT.htm","");
subInfo[18][6] = new Array("colonial & japanese","WWI-World-War-1-information-History-COLONIAL-JAPANESE-CAMPAIGNS.htm","");
subInfo[18][7] = new Array("turkish campaigns","WWI-World-War-1-information-History-TURKISH-CAMPAIGNS.htm","");
subInfo[18][8] = new Array("balkan campaigns","WWI-World-War-1-information-History-BALKAN-CAMPAIGNS.htm","");
subInfo[18][9] = new Array("naval operations","WWI-World-War-1-information-History-NAVAL-OPERATIONS.htm","");
subInfo[18][10] = new Array("peace negotiations","WWI-World-War-1-information-History-PEACE-NEGOTIATIONS.htm","");
subInfo[18][11] = new Array("postwar settlements","WWI-World-War-1-information-History-POSTWAR-SETTLEMENTS.htm","");



//*** SET SUB MENU POSITION ( RELATIVE TO BUTTON ) ***//
var xSubOffset = 170;
var ySubOffset = 10;



//*** NO MORE SETTINGS BEYOND THIS POINT ***//
var overSub = false;
var delay = 1000;
totalButtons = upSources.length;

// GENERATE SUB MENUS
for ( x=0; x<totalButtons; x++) {
	// SET EMPTY DIV FOR BUTTONS WITHOUT SUBMENU
	if ( subInfo[x+1].length < 1 ) { 
		document.write('<div id="submenu' + (x+1) + '">');
	// SET DIV FOR BUTTONS WITH SUBMENU
	} else {
		document.write('<div id="submenu' + (x+1) + '" class="dropmenu" ');
		document.write('onMouseOver="overSub=true;');
		document.write('setOverImg(\'' + (x+1) + '\',\'\');"');
		document.write('onMouseOut="overSub=false;');
		document.write('setTimeout(\'hideSubMenu(\\\'submenu' + (x+1) + '\\\')\',delay);');
		document.write('setOutImg(\'' + (x+1) + '\',\'\');">');


		document.write('<ul>');
		for ( k=0; k<subInfo[x+1].length-1; k++ ) {
			document.write('<li>');
			document.write('<a href="' + subInfo[x+1][k+1][1] + '" ');
			document.write('target="' + subInfo[x+1][k+1][2] + '">');
			document.write( subInfo[x+1][k+1][0] + '</a>');
			document.write('</li>');
		}
		document.write('</ul>');
	}
	document.write('</div>');
}





//*** MAIN BUTTONS FUNCTIONS ***//
// PRELOAD MAIN MENU BUTTON IMAGES
function preload() {
	for ( x=0; x<totalButtons; x++ ) {
		buttonUp = new Image();
		buttonUp.src = buttonFolder + upSources[x];
		buttonOver = new Image();
		buttonOver.src = buttonFolder + overSources[x];
	}
}

// SET MOUSEOVER BUTTON
function setOverImg(But, ID) {
	document.getElementById('button' + But + ID).src = buttonFolder + overSources[But-1];
}

// SET MOUSEOUT BUTTON
function setOutImg(But, ID) {
	document.getElementById('button' + But + ID).src = buttonFolder + upSources[But-1];
}



//*** SUB MENU FUNCTIONS ***//
// GET ELEMENT ID MULTI BROWSER
function getElement(id) {
	return document.getElementById ? document.getElementById(id) : document.all ? document.all(id) : null; 
}

// GET X COORDINATE
function getRealLeft(id) { 
	var el = getElement(id);
	if (el) { 
		xPos = el.offsetLeft;
		tempEl = el.offsetParent;
		while (tempEl != null) {
			xPos += tempEl.offsetLeft;
			tempEl = tempEl.offsetParent;
		} 
		return xPos;
	} 
} 

// GET Y COORDINATE
function getRealTop(id) {
	var el = getElement(id);
	if (el) { 
		yPos = el.offsetTop;
		tempEl = el.offsetParent;
		while (tempEl != null) {
			yPos += tempEl.offsetTop;
			tempEl = tempEl.offsetParent;
		}
		return yPos;
	}
}

// MOVE OBJECT TO COORDINATE
function moveObjectTo(objectID,x,y) {
	var el = getElement(objectID);
	el.style.left = x;
	el.style.top = y;
}

// MOVE SUBMENU TO CORRESPONDING BUTTON
function showSubMenu(subID, buttonID) {
	hideAllSubMenus();
	butX = getRealLeft(buttonID);
	butY = getRealTop(buttonID);
	moveObjectTo(subID,butX+xSubOffset, butY+ySubOffset);
}

// HIDE ALL SUB MENUS
function hideAllSubMenus() {
	for ( x=0; x<totalButtons; x++) {
		moveObjectTo("submenu" + (x+1) + "",-500, -500 );
	}
}

// HIDE ONE SUB MENU
function hideSubMenu(subID) {
	if ( overSub == false ) {
		moveObjectTo(subID,-500, -500);
	}
}



//preload();