/*PLU Homepage Menus

   * by Kevin Freitas. v1.0 20020604

   * Copyright (c) 2002 Pacific Lutheran University Web Development. All Rights Reserved.

   * Originally published at http://www.plu.edu/

   * You may use this code on a public Web site only if this entire

   * copyright notice appears unchanged and you publicly display

   * on the Web page a link to http://www.plu.edu/.

   *

   * Contact webmaster@plu.edu for all other uses.

   */



   var layerToHide;

   var Ltop;

   var Lbtm;

   var LBoundary = 0;

   var RBoundary = 0;



   function hideMe()

   {

       if(layerToHide != null)

       {

           if(document.layers)

           {

               var showWhat = document.layers[layerToHide];

               showWhat.visibility = "hidden";

           }

           else if (document.all)

           { <!--- MAY BE INTERFERING WITH IE 6 --->

               var showWhat = document.all(layerToHide).style;

               showWhat.visibility = "hidden";

           }

           else if (document.getElementById)

           {

               var showWhat = document.getElementById(layerToHide);

               showWhat.style.visibility = "hidden";

           }

       }

   }



   function showMe(menuName, hdistance)

   {

       layerToHide = menuName;

       Lbtm = parseInt(Ltop) + parseInt(hdistance);



       if(document.layers)

       { // netscape 4.x

           var showWhat = document.layers[menuName];



           LBoundary = 12 + (hdistance - 1) * (window.innerWidth * 0.1599)

           RBoundary = LBoundary + 200;

           showWhat.top = 2;

           showWhat.left = 32 + (hdistance - 1) * (window.innerWidth * 0.1599);



           showWhat.visibility = "visible";

           Ltop = document.layers[menuName].top;

	}

        else if (document.all)

        { // ie 4.x -- MAY BE INTERFERING WITH IE 6 --

            var showWhat = document.all(menuName).style;



            LBoundary = 12 + (hdistance - 1) * (document.body.clientWidth * 0.1599);

            RBoundary = LBoundary + 200;

            showWhat.pixelLeft = 32 + (hdistance - 1) * (document.body.clientWidth * 0.1599);



            showWhat.visibility = "visible";

            Ltop = document.all[menuName].style.top; Ltop = Ltop.replace(/px/,""); // replace 'px' with nothing

	}

        else if (document.getElementById)

        { // opera, netscape, ie 5+

            var showWhat = document.getElementById(menuName);



            LBoundary = 12 + (hdistance - 1) * (window.innerWidth * 0.1599);

            RBoundary = LBoundary + 200;

            showWhat.style.left = 32 + (hdistance - 1) * (window.innerWidth * 0.1599);



            showWhat.style.visibility = "visible";

            Ltop = document.getElementById(menuName).style.top; Ltop = Ltop.replace(/px/,""); // replace 'px' with nothing

	}

   }



   function showMe2(menuName, hdistance)

   {

       layerToHide = menuName;

       Lbtm = parseInt(Ltop) + parseInt(hdistance);



       if(document.layers)

       { // netscape 4.x

           var showWhat = document.layers[menuName];



           LBoundary = 12 + hdistance;

           RBoundary = LBoundary + 200;

           showWhat.top = 2;

           showWhat.left = hdistance;



           showWhat.visibility = "visible";

           Ltop = document.layers[menuName].top;

	}

        else if (document.all)

        { // ie 4.x -- MAY BE INTERFERING WITH IE 6 --

            var showWhat = document.all(menuName).style;



            LBoundary = 12 + hdistance;

            RBoundary = LBoundary + 200;

            showWhat.pixelLeft = hdistance;



            showWhat.visibility = "visible";

            Ltop = document.all[menuName].style.top; Ltop = Ltop.replace(/px/,""); // replace 'px' with nothing

	}

        else if (document.getElementById)

        { // opera, netscape, ie 5+

            var showWhat = document.getElementById(menuName);



            LBoundary = 12 + hdistance;

            RBoundary = LBoundary + 200;

            showWhat.style.left = hdistance;



            showWhat.style.visibility = "visible";

            Ltop = document.getElementById(menuName).style.top; Ltop = Ltop.replace(/px/,""); // replace 'px' with nothing

	}

   }



   if (document.layers) document.captureEvents(Event.MOUSEMOVE);



   document.onmousemove = getMouseXY;



   function getMouseXY(e)

   {

	// Save mouse pointer position.



       if (document.layers)

       {

           tempX = e.pageX;

           tempY = e.pageY;

       }



       var WhatBrowser = navigator.appName + navigator.appVersion.charAt(0);



       if (document.getElementById)

       { // need different detection setup for Netscape 6 and Mozilla 1

           if (WhatBrowser == "Netscape5")

           {

               tempX = e.pageX; //<-- Netscape 6 and Mozilla 1 use

               tempY = e.pageY; //<-- Netscape 6 and Mozilla 1 use

           }

           else

           {

               tempX = window.event.clientX + document.body.scrollLeft;

               tempY = window.event.clientY + document.body.scrollTop;

           }

       }



       if (tempY > 250) hideMe();

       if (tempX < LBoundary || tempX > RBoundary) hideMe();



       //document.Show.mouseX.value = tempX;

       //document.Show.mouseY.value = tempY;

       //return true;



   }



   function init()

   {

       setTimeout("window.onresize = redo", 1000);

   }



   function redo()

   {

       window.location.reload();

   }



   if (document.layers) window.onload = init;