/*
     FILE ARCHIVED ON 1:01:33 Nov 3, 2016 AND RETRIEVED FROM THE
     AN OPENWAYBACK INSTANCE ON 13:17:11 Sep 26, 2024.
     JAVASCRIPT APPENDED BY OPENWAYBACK, COPYRIGHT INTERNET ARCHIVE.

     ALL OTHER CONTENT MAY ALSO BE PROTECTED BY COPYRIGHT (17 U.S.C.
     SECTION 108(a)(3)).
*/

//------------------------------------------------
// Determine the browser type
//------------------------------------------------
var isOpera = navigator.userAgent.indexOf("Opera") > -1;
var isIE = navigator.userAgent.indexOf("compatible") > -1 
           && navigator.userAgent.indexOf("MSIE") > -1 
           && !isOpera;
					 
//-------------------------------------------------------------
// Event related helper that Registers a handler (fnHandler)
// to Element (target) for events of type (evenType) in a
// into account the browsers features.
//--------------------------------------------------------------
var EventUtil = new Object;
EventUtil.addEventHandler = function (target, eventType, fnHandler) {
    if(typeof target == 'string') target = document.getElementById(target);
    if (target.addEventListener) {
        target.addEventListener(eventType, fnHandler, false);
    } else if (target.attachEvent) {
        target.attachEvent("on" + eventType, fnHandler);
    } else {
        target["on" + eventType] = fnHandler;
    }
};

EventUtil.addFocusHandler = function (target, fnHandler) {
    if(typeof target == 'string') target = document.getElementById(target);
    if (target.addEventListener) {
        target.addEventListener('focus', fnHandler, true);
    } else if (target.attachEvent) {
        target.attachEvent('onfocusin', fnHandler);
    } else {
        target['onfocus'] = fnHandler;
    }
};

EventUtil.addBlurHandler = function (target, fnHandler) {
    if(typeof target == 'string') target = document.getElementById(target);
    if (target.addEventListener) {
        target.addEventListener('blur', fnHandler, true);
    } else if (target.attachEvent) {
        target.attachEvent('onfocusout', fnHandler);
    } else {
        target['onblur'] = fnHandler;
    }
};

//-------------------------------------------------------------
// Event related helper that Removes a handler (fnHandler)
// from Element (target) for events of type (evenType) taking 
// into account the browsers features.
//--------------------------------------------------------------
EventUtil.removeEventHandler = function (target, eventType, fnHandler) {
    if(typeof target == 'string') target = document.getElementById(target);
    if (target.removeEventListener) {
        target.removeEventListener(eventType, fnHandler, false);
    } else if (target.detachEvent) {
        target.detachEvent("on" + eventType, fnHandler);
    } else { 
        target["on" + eventType] = null;
    }
};

//-------------------------------------------------------------
// Makes IE events look like W3C events
//--------------------------------------------------------------
EventUtil.formatEvent = function (theEvent) {
    if (isIE) {
        theEvent.charCode = (theEvent.type == "keypress") ? theEvent.keyCode : 0;
        theEvent.isChar = (theEvent.charCode > 0);
        theEvent.pageX = theEvent.clientX + document.body.scrollLeft;
        theEvent.pageY = theEvent.clientY + document.body.scrollTop;
        theEvent.preventDefault = function () {
            this.returnValue = false;
        };
        if (theEvent.type == "mouseout") {
            theEvent.relatedTarget = theEvent.toElement;
        } else if (theEvent.type == "mouseover") {
            theEvent.relatedTarget = theEvent.fromElement;
        }
        theEvent.stopPropagation = function () {
            this.cancelBubble = true;
        };
        theEvent.target = theEvent.srcElement;
        theEvent.time = (new Date).getTime();
    }
    return theEvent;
};
//-----------------------------------------------------------
// Get the current event which will always look like a W3C Event
//-------------------------------------------------------------
EventUtil.getEvent = function() {
    if (window.event) {
        return this.formatEvent(window.event);
    } else {
        return EventUtil.getEvent.caller.arguments[0];
    }
};
//-----------------------------------------------------------
// Expects the ids of a scrollable area and the element
// that we wish to keep at the top of the scrollable area. 
// It finds the elements  and installs a 'scroll' event handler
// forces elemenAtTopId to th etop every time scrolling occurs.
// NOTE:  The elemenAtTopId must be a dynamic element, that is, one whose
// position: CSS style must be something other that static.
//-------------------------------------------------------------
EventUtil.addScollTopFixedLine = function(scrollAreaID, elemenAtTopId) {
		var scrollArea = document.getElementById(scrollAreaID);
		var handler = function(e) {
			  var theEvent = EventUtil.getEvent();
				var hdr = document.getElementById(elemenAtTopId);
				if(hdr) {
					 hdr.style.top = scrollArea.scrollTop;
				}
				theEvent.stopPropagation();
		};
		if(scrollArea) {
			EventUtil.addEventHandler(scrollArea, "scroll", handler);
		}
		return handler;
};

EventUtil.fireOnClick = function(target) {
	if (typeof target == 'string') {
		target = document.getElementById(target);
	}
	if (target) {
		if (target.dispatchEvent)//Mozilla
		{
			 var evt = document.createEvent("MouseEvents");
			 evt.initMouseEvent("click", true, true, window, 
													 0, 0, 0, 0, 0, 
													 false, false, false, false, 0, null);
			 target.dispatchEvent(evt);
		}
		else if(target.fireEvent)//MSIE
		{
			 target.fireEvent("onclick");
		}
	}
}