function Browser() {
var ua, s, i;
this.isIE=false;  // Internet Explorer
this.isOP=false;  // Opera
this.isNS=false;  // Netscape
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;
	}
// Treat any other "Gecko" browser as Netscape 6.1.
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();
//----------------------------------------------------------------------------
// Code for handling the menu bar and active button.
//----------------------------------------------------------------------------
var activeButton = null;
// Capture mouse clicks on the page so any active button can be deactivated.
if(browser.isIE) document.onmousedown=pageMousedown; else document.addEventListener("mousedown", pageMousedown, true);
		function pageMousedown(event) {
var el;
// If there is no active button, exit.
if(activeButton==null) return;
// Find the element that was clicked on.
if(browser.isIE) el=window.event.srcElement; else el=(event.target.tagName ? event.target : event.target.parentNode);
// If the active button was clicked on, exit.
if(el==activeButton) return;
// If the element is not part of a menu, reset and clear the active button.
	if (getContainerWith(el, "DIV", "menu")==null) {
resetButton(activeButton);
activeButton = null;
	}
		}
		function buttonClick(event, menuId) {
var button;
// Get the target button element.
if(browser.isIE) button=window.event.srcElement; else button=event.currentTarget;
// Blur focus from the link to remove that annoying outline.
button.blur();
// Associate the named menu to this button if not already done. Additionally, initialize menu display.
	if(button.menu==null) {
button.menu=document.getElementById(menuId);
if(button.menu.isInitialized==null) menuInit(button.menu);
	}
// Reset the currently active button, if any.
if(activeButton!=null) resetButton(activeButton);
// Activate this button, unless it was the currently active one.
if(button!=activeButton) {
depressButton(button);
activeButton=button;
	}
	else activeButton=null;
return false;
		}
		function buttonMouseover(event, menuId) {
var button;
// Find the target button element.
if(browser.isIE) button=window.event.srcElement; else button=event.currentTarget;
// If any other button menu is active, make this one active instead.
if(activeButton!=null && activeButton!=button) buttonClick(event, menuId);
		}
		function depressButton(button) {
var x, y;
// Update the button's style class to make it look like it's depressed.
button.className+=" menuBoutonActive";
// Position the associated drop down menu under the button and show it.
x=getPageOffsetLeft(button);
y=getPageOffsetTop(button)+button.offsetHeight;
// For IE, adjust position.
	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";
// For IE; size, position and show the menu's IFRAME as well.
	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) {
// Restore the button's style class.
removeClassName(button, "menuBoutonActive");
// Hide the button's menu, first closing any sub menus.
	if(button.menu!=null) {
closeSubMenu(button.menu);
button.menu.style.visibility="hidden";
// For IE, hide menu's IFRAME as well.
if(button.menu.iframeEl != null) button.menu.iframeEl.style.display="none";
	}
		}
//----------------------------------------------------------------------------
// Code to handle the menus and sub menus.
//----------------------------------------------------------------------------
		function menuMouseover(event) {
var menu;
// Find the target menu element.
if(browser.isIE) menu=getContainerWith(window.event.srcElement, "DIV", "menu"); else menu=event.currentTarget;
// Close any active sub menu.
if(menu.activeItem!=null) closeSubMenu(menu);
		}
		function menuItemMouseover(event, menuId) {
var item, menu, x, y;
// Find the target item element and its parent menu element.
if(browser.isIE) item=getContainerWith(window.event.srcElement, "A", "menuItem"); else item=event.currentTarget;
menu=getContainerWith(item, "DIV", "menu");
// Close any active sub menu and mark this one as active.
if(menu.activeItem!=null) closeSubMenu(menu); menu.activeItem=item;
// Highlight the item element.
item.className+=" menuItemHighlight";
// Initialize the sub menu, if not already done.
	if(item.subMenu==null) {
item.subMenu=document.getElementById(menuId);
if(item.subMenu.isInitialized==null) menuInit(item.subMenu);
	}
// Get position for submenu based on the menu item.
x=getPageOffsetLeft(item) + item.offsetWidth;
y=getPageOffsetTop(item);
// Adjust position to fit in view.
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));
// Position and show it.
item.subMenu.style.left=x+"px";
item.subMenu.style.top=y+"px";
item.subMenu.style.visibility="visible";
// For IE; size, position and show the menu's IFRAME as well.
	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="";
	}
// Stop the event from bubbling.
if(browser.isIE) window.event.cancelBubble=true; else event.stopPropagation();
		}
		function closeSubMenu(menu) {
if(menu==null || menu.activeItem==null) return;
// Recursively close any sub menus.
	if(menu.activeItem.subMenu != null) {
closeSubMenu(menu.activeItem.subMenu);
// Hide the sub menu.
menu.activeItem.subMenu.style.visibility="hidden";
// For IE, hide the sub menu's IFRAME as well.
if(menu.activeItem.subMenu.iframeEl!=null) menu.activeItem.subMenu.iframeEl.style.display = "none";
menu.activeItem.subMenu = null;
	}
// Deactivate the active menu item.
removeClassName(menu.activeItem, "menuItemHighlight");
menu.activeItem = null;
		}
//----------------------------------------------------------------------------
// Code to initialize menus.
//----------------------------------------------------------------------------
		function menuInit(menu) {
var itemList, spanList;
var textEl, arrowEl;
var itemWidth;
var w, dw;
var i, j;
// For IE, replace arrow characters.
	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";}
	}
// Find the width of a menu item.
itemList = menu.getElementsByTagName("A");
if(itemList.length>0) itemWidth=itemList[0].offsetWidth; else return;
// For items with arrows, add padding to item text to make the arrows flush right.
	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";
// For Opera, remove the negative right margin to fix a display bug.
if(browser.isOP) arrowEl.style.marginRight="0";
}
	}
// Fix IE hover problem by setting an explicit width on first item of the menu.
	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";
	}
// Fix the IE display problem (SELECT elements and other windowed controls overlaying the menu) by adding an IFRAME under the menu.
	if(browser.isIE) {
var iframeEl=document.createElement("IFRAME");
iframeEl.frameBorder=0;
iframeEl.src="javascript:false;";
iframeEl.style.display="none";
iframeEl.style.position="absolute";
iframeEl.style.filter="progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)";
menu.iframeEl=menu.parentNode.insertBefore(iframeEl, menu);
	}
// Mark menu as initialized.
menu.isInitialized=true;
		}
//----------------------------------------------------------------------------
// General utility functions.
//----------------------------------------------------------------------------
		function getContainerWith(node, tagName, className) {
// Starting with the given node, find the nearest containing element with the specified tag name and style class.
	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;
// Return true if the given element currently has the given class name.
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;
// Remove the given class name from the element's className property.
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;
// Return the x coordinate of an element relative to the page.
x=el.offsetLeft;
if(el.offsetParent!=null) x += getPageOffsetLeft(el.offsetParent);
return x;
		}
		function getPageOffsetTop(el) {
var y;
// Return the x coordinate of an element relative to the page.
y=el.offsetTop;
if(el.offsetParent!=null) y+=getPageOffsetTop(el.offsetParent);
return y;
		}