var DOM = YAHOO.util.Dom,
	EVENT = YAHOO.util.Event,
	SELECTOR = YAHOO.util.Selector;

// 즐겨찾기 추가
function bookmarksite(title,url) {
   if (window.sidebar) // firefox 
   window.sidebar.addPanel(title, url, ""); 
   else if(window.opera && window.print)

   { // opera 
      var elem = document.createElement('a'); 
      elem.setAttribute('href',url); 
      elem.setAttribute('title',title); 
      elem.setAttribute('rel','sidebar'); 
      elem.click(); 
   } 

  else if(document.all) // ie
   window.external.AddFavorite(url, title);
}

function sethomepage(f, url) {
	f.style.behavior='url(#default#homepage)';
	f.setHomePage(url);
}

function showPreview(el, wr_id, dx, dy) {
	var offset = Position.cumulativeOffset(el),
		previewWindow = $('preview_' + wr_id);

	if (YAHOO.env.ua.ie > 5 && YAHOO.env.ua.ie < 8) leftMargin = -210;
	else leftMargin = 0;

	previewWindow.setStyle({
		top: offset[1] + 20 + 'px',
		left: offset[0] + leftMargin + 'px',
		display: 'block'
	});
}

function hidePreview(wr_id) {
	$('preview_' + wr_id).setStyle({
		display: 'none'
	});
}

var epiAsHtml = '',
	girlAsHtml = '';
function toggleSubmenuPopup(el, prefix, html) {
	if (html.length == 0) return;

	var pos = DOM.getXY(el);
	var o = DOM.get(prefix + 'Popup');
	var str = '';

	if(! o) {
		o = document.createElement('DIV');
		o.id = prefix + 'Popup';
		o.className = 'submenuPopup';
		str += '<div class="frame120"><div class="frame120Top"></div><div class="frame120Mid">';
		str += '<div class="utility"><a href="javascript:;" onclick="toggleSubmenuPopup(this, \'' + prefix + '\', ' + prefix + 'AsHtml);">닫기</a></div>';
		str += '<ul>';
		str += html;
		str += '</ul>';
		str += '</div><div class="frame120Bot"></div></div>';
		o.innerHTML = str;
		o.style.left = pos[0]+el.offsetWidth+'px';
		o.style.top = pos[1]+'px';
		document.body.appendChild(o);
	} else {
		o.parentNode.removeChild(o);
	}
}


var oSubMenu = null,
	oTopMenu = null,
	sCurid = '';

function onSubmenu(obj, postfix) {
	if (!obj) return false;

	oSubMenu = DOM.get('submenu' + postfix);
	if (!oSubMenu) return false;

	oTopMenu = obj;
	DOM.setStyle(oSubMenu, 'display', 'block');
	if (!DOM.hasClass(oTopMenu.parentNode, 'selected')) DOM.addClass(oTopMenu, 'hover');
}

function offSubmenu(obj, postfix) {
	setTimeout(function() {
		if (!sCurid || sCurid != 'submenu' + postfix) {
			DOM.removeClass(obj, 'hover');
			DOM.setStyle('submenu' + postfix, 'display', 'none');
		}
	}, 10);
}

function menuInit() {
	var aSubmenu = SELECTOR.query('.submenu', 'skin');
	if (aSubmenu.length == 0) return;

	EVENT.on(aSubmenu, 'mouseenter', function(e) {
		sCurid = this.id;
	});
	EVENT.on(aSubmenu, 'mouseleave', function(e) {
		sCurid = '';
		DOM.removeClass(oTopMenu, 'hover');
		DOM.setStyle(this, 'display', 'none');
	});
}

EVENT.onDOMReady(menuInit);

/**
 * http://www.openjs.com/scripts/events/keyboard_shortcuts/
 * Version : 2.01.B
 * By Binny V A
 * License : BSD
 */
shortcut = {
	'all_shortcuts':{},//All the shortcuts are stored in this array
	'add': function(shortcut_combination,callback,opt) {
		//Provide a set of default options
		var default_options = {
			'type':'keydown',
			'propagate':false,
			'disable_in_input':false,
			'target':document,
			'keycode':false
		}
		if(!opt) opt = default_options;
		else {
			for(var dfo in default_options) {
				if(typeof opt[dfo] == 'undefined') opt[dfo] = default_options[dfo];
			}
		}

		var ele = opt.target;
		if(typeof opt.target == 'string') ele = document.getElementById(opt.target);
		var ths = this;
		shortcut_combination = shortcut_combination.toLowerCase();

		//The function to be called at keypress
		var func = function(e) {
			e = e || window.event;
			
			if(opt['disable_in_input']) { //Don't enable shortcut keys in Input, Textarea fields
				var element;
				if(e.target) element=e.target;
				else if(e.srcElement) element=e.srcElement;
				if(element.nodeType==3) element=element.parentNode;

				if(element.tagName == 'INPUT' || element.tagName == 'TEXTAREA') return;
			}
	
			//Find Which key is pressed
			if (e.keyCode) code = e.keyCode;
			else if (e.which) code = e.which;
			var character = String.fromCharCode(code).toLowerCase();
			
			if(code == 188) character=","; //If the user presses , when the type is onkeydown
			if(code == 190) character="."; //If the user presses , when the type is onkeydown

			var keys = shortcut_combination.split("+");
			//Key Pressed - counts the number of valid keypresses - if it is same as the number of keys, the shortcut function is invoked
			var kp = 0;
			
			//Work around for stupid Shift key bug created by using lowercase - as a result the shift+num combination was broken
			var shift_nums = {
				"`":"~",
				"1":"!",
				"2":"@",
				"3":"#",
				"4":"$",
				"5":"%",
				"6":"^",
				"7":"&",
				"8":"*",
				"9":"(",
				"0":")",
				"-":"_",
				"=":"+",
				";":":",
				"'":"\"",
				",":"<",
				".":">",
				"/":"?",
				"\\":"|"
			}
			//Special Keys - and their codes
			var special_keys = {
				'esc':27,
				'escape':27,
				'tab':9,
				'space':32,
				'return':13,
				'enter':13,
				'backspace':8,
	
				'scrolllock':145,
				'scroll_lock':145,
				'scroll':145,
				'capslock':20,
				'caps_lock':20,
				'caps':20,
				'numlock':144,
				'num_lock':144,
				'num':144,
				
				'pause':19,
				'break':19,
				
				'insert':45,
				'home':36,
				'delete':46,
				'end':35,
				
				'pageup':33,
				'page_up':33,
				'pu':33,
	
				'pagedown':34,
				'page_down':34,
				'pd':34,
	
				'left':37,
				'up':38,
				'right':39,
				'down':40,
	
				'f1':112,
				'f2':113,
				'f3':114,
				'f4':115,
				'f5':116,
				'f6':117,
				'f7':118,
				'f8':119,
				'f9':120,
				'f10':121,
				'f11':122,
				'f12':123
			}
	
			var modifiers = { 
				shift: { wanted:false, pressed:false},
				ctrl : { wanted:false, pressed:false},
				alt  : { wanted:false, pressed:false},
				meta : { wanted:false, pressed:false}	//Meta is Mac specific
			};
                        
			if(e.ctrlKey)	modifiers.ctrl.pressed = true;
			if(e.shiftKey)	modifiers.shift.pressed = true;
			if(e.altKey)	modifiers.alt.pressed = true;
			if(e.metaKey)   modifiers.meta.pressed = true;
                        
			for(var i=0; k=keys[i],i<keys.length; i++) {
				//Modifiers
				if(k == 'ctrl' || k == 'control') {
					kp++;
					modifiers.ctrl.wanted = true;

				} else if(k == 'shift') {
					kp++;
					modifiers.shift.wanted = true;

				} else if(k == 'alt') {
					kp++;
					modifiers.alt.wanted = true;
				} else if(k == 'meta') {
					kp++;
					modifiers.meta.wanted = true;
				} else if(k.length > 1) { //If it is a special key
					if(special_keys[k] == code) kp++;
					
				} else if(opt['keycode']) {
					if(opt['keycode'] == code) kp++;

				} else { //The special keys did not match
					if(character == k) kp++;
					else {
						if(shift_nums[character] && e.shiftKey) { //Stupid Shift key bug created by using lowercase
							character = shift_nums[character]; 
							if(character == k) kp++;
						}
					}
				}
			}
			
			if(kp == keys.length && 
						modifiers.ctrl.pressed == modifiers.ctrl.wanted &&
						modifiers.shift.pressed == modifiers.shift.wanted &&
						modifiers.alt.pressed == modifiers.alt.wanted &&
						modifiers.meta.pressed == modifiers.meta.wanted) {
				callback(e);
	
				if(!opt['propagate']) { //Stop the event
					//e.cancelBubble is supported by IE - this will kill the bubbling process.
					e.cancelBubble = true;
					e.returnValue = false;
	
					//e.stopPropagation works in Firefox.
					if (e.stopPropagation) {
						e.stopPropagation();
						e.preventDefault();
					}
					return false;
				}
			}
		}
		this.all_shortcuts[shortcut_combination] = {
			'callback':func, 
			'target':ele, 
			'event': opt['type']
		};
		//Attach the function with the event
		if(ele.addEventListener) ele.addEventListener(opt['type'], func, false);
		else if(ele.attachEvent) ele.attachEvent('on'+opt['type'], func);
		else ele['on'+opt['type']] = func;
	},

	//Remove the shortcut - just specify the shortcut and I will remove the binding
	'remove':function(shortcut_combination) {
		shortcut_combination = shortcut_combination.toLowerCase();
		var binding = this.all_shortcuts[shortcut_combination];
		delete(this.all_shortcuts[shortcut_combination])
		if(!binding) return;
		var type = binding['event'];
		var ele = binding['target'];
		var callback = binding['callback'];

		if(ele.detachEvent) ele.detachEvent('on'+type, callback);
		else if(ele.removeEventListener) ele.removeEventListener(type, callback, false);
		else ele['on'+type] = false;
	}
}

/* 브라우저 화면 크기 계산. prototype의 viewport가 chrome에서 작동 불량 */
var viewportwidth;
var viewportheight;

// the more standards compliant browsers (mozilla/netscape/opera/IE7) use window.innerWidth and window.innerHeight
if (typeof window.innerWidth != 'undefined') {
	viewportwidth = window.innerWidth,
	viewportheight = window.innerHeight
}
// IE6 in standards compliant mode (i.e. with a valid doctype as the first line in the document)
else if (typeof document.documentElement != 'undefined'
		&& typeof document.documentElement.clientWidth !=
		'undefined' && document.documentElement.clientWidth != 0) {
	viewportwidth = document.documentElement.clientWidth,
	viewportheight = document.documentElement.clientHeight
}

// older versions of IE
else {
	viewportwidth = document.getElementsByTagName('body')[0].clientWidth,
	viewportheight = document.getElementsByTagName('body')[0].clientHeight
}

shortcut.add("R", function() {
	location.reload(); 
}, { 'disable_in_input': true });

shortcut.add("I", function() {
	document.body.scrollTop -= 40;
	document.documentElement.scrollTop -= 40;
}, { 'disable_in_input': true });

shortcut.add("K", function() {
	document.body.scrollTop += 40;
	document.documentElement.scrollTop += 40;
}, { 'disable_in_input': true });

shortcut.add("U", function() {
	document.body.scrollTop -= viewportheight;	
	document.documentElement.scrollTop -= viewportheight;
}, { 'disable_in_input': true });

shortcut.add("J", function() {
	document.body.scrollTop += viewportheight;	
	document.documentElement.scrollTop += viewportheight;
}, { 'disable_in_input': true });