function Browser() { var ua, s, i; this.isIE = false; this.isOP = false; this.isNS = false; this.version = null; ua = navigator.userAgent; s = "Opera"; if ((i = ua.indexOf(s)) >= 0) { this.isOP = true; this.version = parseFloat(ua.substr(i + s.length)); return;}
s = "Netscape6/"; if ((i = ua.indexOf(s)) >= 0) { this.isNS = true; this.version = parseFloat(ua.substr(i + s.length)); return;}
s = "Gecko"; if ((i = ua.indexOf(s)) >= 0) { this.isNS = true; this.version = 6.1; return;}
s = "MSIE"; if ((i = ua.indexOf(s))) { this.isIE = true; this.version = parseFloat(ua.substr(i + s.length)); return;}
}
var browser = new Browser(); var activeButton = null; function buttonClick(event, menuId) { var button; if (browser.isIE)
button = window.event.srcElement; else
button = event.currentTarget; button.blur(); if (button.menu == null) { button.menu = document.getElementById(menuId); if (button.menu.isInitialized == null)
menuInit(button.menu);}
if (button.onmouseout == null)
button.onmouseout = buttonOrMenuMouseout; if (button == activeButton)
return false; if (activeButton != null)
resetButton(activeButton); if (button != activeButton) { depressButton(button); activeButton = button;}
else
activeButton = null; return false;}
function buttonMouseover(event, menuId) { var button; if (activeButton == null) { buttonClick(event, menuId); return;}
if (browser.isIE)
button = window.event.srcElement; else
button = event.currentTarget; if (activeButton != null && activeButton != button)
buttonClick(event, menuId);}
function depressButton(button) { var x, y; button.className += " menuButtonActive"; if (button.onmouseout == null)
button.onmouseout = buttonOrMenuMouseout; if (button.menu.onmouseout == null)
button.menu.onmouseout = buttonOrMenuMouseout; x = getPageOffsetLeft(button); y = getPageOffsetTop(button) + button.offsetHeight; if (browser.isIE) { x += button.offsetParent.clientLeft; y += button.offsetParent.clientTop;}
button.menu.style.left = x + "px"; button.menu.style.top = y + "px"; button.menu.style.visibility = "visible"; if (button.menu.iframeEl != null)
{ button.menu.iframeEl.style.left = button.menu.style.left; button.menu.iframeEl.style.top = button.menu.style.top; button.menu.iframeEl.style.width = button.menu.offsetWidth + "px"; button.menu.iframeEl.style.height = button.menu.offsetHeight + "px"; button.menu.iframeEl.style.display = "";}
}
function resetButton(button) { removeClassName(button, "menuButtonActive"); if (button.menu != null) { closeSubMenu(button.menu); button.menu.style.visibility = "hidden"; if (button.menu.iframeEl != null)
button.menu.iframeEl.style.display = "none";}
}
function menuMouseover(event) { var menu; if (browser.isIE)
menu = getContainerWith(window.event.srcElement, "DIV", "menu"); else
menu = event.currentTarget; if (menu.activeItem != null)
closeSubMenu(menu);}
function menuItemMouseover(event, menuId) { var item, menu, x, y; if (browser.isIE)
item = getContainerWith(window.event.srcElement, "A", "menuItem"); else
item = event.currentTarget; menu = getContainerWith(item, "DIV", "menu"); if (menu.activeItem != null)
closeSubMenu(menu); menu.activeItem = item; item.className += " menuItemHighlight"; if (item.subMenu == null) { item.subMenu = document.getElementById(menuId); if (item.subMenu.isInitialized == null)
menuInit(item.subMenu);}
if (item.subMenu.onmouseout == null)
item.subMenu.onmouseout = buttonOrMenuMouseout; x = getPageOffsetLeft(item) + item.offsetWidth; y = getPageOffsetTop(item); var maxX, maxY; if (browser.isIE) { maxX = Math.max(document.documentElement.scrollLeft, document.body.scrollLeft) + (document.documentElement.clientWidth != 0 ? document.documentElement.clientWidth : document.body.clientWidth); maxY = Math.max(document.documentElement.scrollTop, document.body.scrollTop) + (document.documentElement.clientHeight != 0 ? document.documentElement.clientHeight : document.body.clientHeight);}
if (browser.isOP) { maxX = document.documentElement.scrollLeft + window.innerWidth; maxY = document.documentElement.scrollTop + window.innerHeight;}
if (browser.isNS) { maxX = window.scrollX + window.innerWidth; maxY = window.scrollY + window.innerHeight;}
maxX -= item.subMenu.offsetWidth; maxY -= item.subMenu.offsetHeight; if (x > maxX)
x = Math.max(0, x - item.offsetWidth - item.subMenu.offsetWidth + (menu.offsetWidth - item.offsetWidth)); y = Math.max(0, Math.min(y, maxY)); item.subMenu.style.left = x + "px"; item.subMenu.style.top = y + "px"; item.subMenu.style.visibility = "visible"; if (item.subMenu.iframeEl != null)
{ item.subMenu.iframeEl.style.left = item.subMenu.style.left; item.subMenu.iframeEl.style.top = item.subMenu.style.top; item.subMenu.iframeEl.style.width = item.subMenu.offsetWidth + "px"; item.subMenu.iframeEl.style.height = item.subMenu.offsetHeight + "px"; item.subMenu.iframeEl.style.display = "";}
if (browser.isIE)
window.event.cancelBubble = true; else
event.stopPropagation();}
function closeSubMenu(menu) { if (menu == null || menu.activeItem == null)
return; if (menu.activeItem.subMenu != null) { closeSubMenu(menu.activeItem.subMenu); menu.activeItem.subMenu.style.visibility = "hidden"; if (menu.activeItem.subMenu.iframeEl != null)
menu.activeItem.subMenu.iframeEl.style.display = "none"; menu.activeItem.subMenu = null;}
removeClassName(menu.activeItem, "menuItemHighlight"); menu.activeItem = null;}
function buttonOrMenuMouseout(event) { var el; if (activeButton == null)
return; if (browser.isIE)
el = window.event.toElement; else if (event.relatedTarget != null)
el = (event.relatedTarget.tagName ? event.relatedTarget : event.relatedTarget.parentNode); if (getContainerWith(el, "DIV", "menu") == null) { resetButton(activeButton); activeButton = null;}
}
function menuInit(menu) { var itemList, spanList; var textEl, arrowEl; var itemWidth; var w, dw; var i, j; if (browser.isIE) { menu.style.lineHeight = "2.5ex"; spanList = menu.getElementsByTagName("SPAN"); for (i = 0; i < spanList.length; i++)
if (hasClassName(spanList[i], "menuItemArrow")) { spanList[i].style.fontFamily = "Webdings"; spanList[i].firstChild.nodeValue = "4";}
}
itemList = menu.getElementsByTagName("A"); if (itemList.length > 0)
itemWidth = itemList[0].offsetWidth; else
return; for (i = 0; i < itemList.length; i++) { spanList = itemList[i].getElementsByTagName("SPAN"); textEl = null; arrowEl = null; for (j = 0; j < spanList.length; j++) { if (hasClassName(spanList[j], "menuItemText"))
textEl = spanList[j]; if (hasClassName(spanList[j], "menuItemArrow"))
arrowEl = spanList[j];}
if (textEl != null && arrowEl != null) { textEl.style.paddingRight = (itemWidth - (textEl.offsetWidth + arrowEl.offsetWidth)) + "px"; if (browser.isOP)
arrowEl.style.marginRight = "0px";}
}
if (browser.isIE) { w = itemList[0].offsetWidth; itemList[0].style.width = w + "px"; dw = itemList[0].offsetWidth - w; w -= dw; itemList[0].style.width = w + "px";}
if (browser.isIE) { menu.iframeEl = menu.parentNode.insertBefore(document.createElement("IFRAME"), menu); menu.iframeEl.style.display = "none"; menu.iframeEl.style.position = "absolute";}
menu.isInitialized = true;}
function getContainerWith(node, tagName, className) { while (node != null) { if (node.tagName != null && node.tagName == tagName &&
hasClassName(node, className))
return node; node = node.parentNode;}
return node;}
function hasClassName(el, name) { var i, list; list = el.className.split(" "); for (i = 0; i < list.length; i++)
if (list[i] == name)
return true; return false;}
function removeClassName(el, name) { var i, curList, newList; if (el.className == null)
return; newList = new Array(); curList = el.className.split(" "); for (i = 0; i < curList.length; i++)
if (curList[i] != name)
newList.push(curList[i]); el.className = newList.join(" ");}
function getPageOffsetLeft(el) { var x; x = el.offsetLeft; if (el.offsetParent != null)
x += getPageOffsetLeft(el.offsetParent); return x;}
function getPageOffsetTop(el) { var y; y = el.offsetTop; if (el.offsetParent != null)
y += getPageOffsetTop(el.offsetParent); return y;}