// This function is used for the Suckerfish (flyout) menus

sfHover = function() {
	var sfEls = document.getElementById("dropnav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);



// menuExpandable.js - implements an expandable menu based on a HTML list
// Author: Dave Lindquist (http://www.gazingus.org)

if (!document.getElementById)
    document.getElementById = function() { return null; }

function initializeMenu(menuId, actuatorId) {
    var menu = document.getElementById(menuId);
    var actuator = document.getElementById(actuatorId);

    if (menu == null || actuator == null) return;

    //if (window.opera) return; // I'm too tired

   actuator.parentNode.style.background = "url(../img/arrow-down-sm.gif) 90% 10px no-repeat";
    actuator.onclick = function() {
        var display = menu.style.display;
        this.parentNode.style.background =
            (display == "block") ? "url(../img/arrow-down-sm.gif) 90% 10px no-repeat" : "url(../img/arrow-up-sm.gif) 90% 10px no-repeat";
        menu.style.background = "url(/images/square.gif)";
        menu.style.display = (display == "block") ? "none" : "block";

        return false;
    }
}


// Preload images

function Preload() {
 	var args = simplePreload.arguments;
	document.imageArray = new Array(args.length);
	for(var i=0; i<args.length; i++) {
		document.imageArray[i] = new Image;
		document.imageArray[i].src = args[i];
	}
   }

// Rollover Menus
function FP_swapImgRestore() {//v1.0
 var doc=document,i; if(doc.$imgSwaps) { for(i=0;i<doc.$imgSwaps.length;i++) {
  var elm=doc.$imgSwaps[i]; if(elm) { elm.src=elm.$src; elm.$src=null; } } 
  doc.$imgSwaps=null; }
}

function FP_swapImg() {//v1.0
 var doc=document,args=arguments,elm,n; doc.$imgSwaps=new Array(); for(n=2; n<args.length;
 n+=2) { elm=FP_getObjectByID(args[n]); if(elm) { doc.$imgSwaps[doc.$imgSwaps.length]=elm;
 elm.$src=elm.src; elm.src=args[n+1]; } }
}

function FP_preloadImgs() {//v1.0
 var d=document,a=arguments; if(!d.FP_imgs) d.FP_imgs=new Array();
 for(var i=0; i<a.length; i++) { d.FP_imgs[i]=new Image; d.FP_imgs[i].src=a[i]; }
}

function FP_getObjectByID(id,o) {//v1.0
 var c,el,els,f,m,n; if(!o)o=document; if(o.getElementById) el=o.getElementById(id);
 else if(o.layers) c=o.layers; else if(o.all) el=o.all[id]; if(el) return el;
 if(o.id==id || o.name==id) return o; if(o.childNodes) c=o.childNodes; if(c)
 for(n=0; n<c.length; n++) { el=FP_getObjectByID(id,c[n]); if(el) return el; }
 f=o.forms; if(f) for(n=0; n<f.length; n++) { els=f[n].elements;
 for(m=0; m<els.length; m++){ el=FP_getObjectByID(id,els[n]); if(el) return el; } }
 return null;
}
// -->

function init() {
//==========================================================================================
// if supported, initialize TransMenus
//==========================================================================================
// Check isSupported() so that menus aren't accidentally sent to non-supporting browsers.
// This is better than server-side checking because it will also catch browsers which would
// normally support the menus but have javascript disabled.
//
// If supported, call initialize() and then hook whatever image rollover code you need to do
// to the .onactivate and .ondeactivate events for each menu.
//==========================================================================================
if (TransMenu.isSupported()) {
        TransMenu.initialize();

        // hook all the highlight swapping of the main toolbar to menu activation/deactivation
        // instead of simple rollover to get the effect where the button stays hightlit until
        // the menu is closed.
        menu1.onactivate = function() { document.getElementById("img1").className = "hover"; };
        menu1.ondeactivate = function() { document.getElementById("img1").className = ""; };

        menu2.onactivate = function() { document.getElementById("img2").className = "hover"; };
        menu2.ondeactivate = function() { document.getElementById("img2").className = ""; };
        
        menu3.onactivate = function() { document.getElementById("img3").className = "hover"; };
        menu3.ondeactivate = function() { document.getElementById("img3").className = ""; };
        
        menu4.onactivate = function() { document.getElementById("img4").className = "hover"; };
        menu4.ondeactivate = function() { document.getElementById("img4").className = ""; };
        
        menu5.onactivate = function() { document.getElementById("img5").className = "hover"; };
        menu5.ondeactivate = function() { document.getElementById("img5").className = ""; };
        
        menu6.onactivate = function() { document.getElementById("img6").className = "hover"; };
        menu6.ondeactivate = function() { document.getElementById("img6").className = ""; };
    }
}