var	baseImgPath = "wsapp/interfacestuf/images/";
preloadImg();
var activeMenu ;
function showMenu(mItem , mAction){
menuDiv = getElt("menu_" + mItem);
if (mAction == 'show'){
	if(activeMenu){
		activeMenu.style.visibility = "hidden";	
	}
	menuDiv.style.visibility = "visible";
	activeMenu = menuDiv;
} else{
		menuDiv.style.visibility = "hidden";	
}
}

var timeout;
function holdMe( meId){
timeout = setTimeout('againChngStyle();showMenu("' + meId + '" , "hide") ' , 100);
}

function preloadImg(){
preload("bFirst_act" , "first_act.gif");
preload("bFirst_in_act" , "first_in_act.gif");
   preload('bActLeftImg', "btnact-left.gif");
   preload('bActRightImg', "btnact-right.gif");
   preload('bInActLeftImg', "btniact-right.gif");	
   preload('bActCenterImg', "btnact-center.gif");
   preload('bInActCenterImg', "btninact-center.gif");		
preload("btnact_right_end" , "btnact-right-end.gif");
preload("btninac_right_end", "btninac-right-end.gif");
preload("btnact_left_adv" , "btnact-left-adv.gif");
}
function preload( imgObj, imgSrc ){
   if ( document.images )    {
       eval(imgObj+' = new Image()')
       eval(imgObj+'.src = "'+ baseImgPath + imgSrc+'"')
   }
}

var prevRolObj;
var Pev_bLeftImg;
var Pev_bRightImg;
var prev_bRight ;
var prev_bLeft ;

function chngStyle(act , bLeft , rolObj , bRight){
bLeftImg = document.getElementById(bLeft[0]);
bRightImg = document.getElementById(bRight[0]);
switch(act){
	case "chng" :
		if(prevRolObj){
			if(prevRolObj != rolObj){
				Pev_bLeftImg.src =prev_bLeft[1].src ; 
				Pev_bRightImg.src = prev_bRight[1].src;			
			}
		}
		bLeftImg.src = bLeft[1].src; 
		bRightImg.src = bRight[1].src;
		break;
	case "rechng" :	
		prevRolObj  = rolObj;
		Pev_bLeftImg = bLeftImg;
		Pev_bRightImg = bRightImg;
		prev_bRight = bRight;
		prev_bLeft = bLeft;			
		break;
}
}
function againChngStyle(){
	if(prevRolObj){	
		Pev_bLeftImg.src =prev_bLeft[1].src ; 
		Pev_bRightImg.src = prev_bRight[1].src;			
	}
}

function tMouseOver(dItem){
	dItem.style.backgroundColor="#CEE5F0";
}
function tMouseOut(dItem){
	dItem.style.backgroundColor="#ECF6FA";
}

function getElt(elementName){
   if( document.layers ){
       var currentLayer = document.layers[getElt.arguments[0]];
       for( var i = 1 ; i < getElt.arguments.length && currentLayer ; i++ ){
           currentLayer = currentLayer.document.layers[getElt.arguments[i]];
       }
       return currentLayer;
   } else if( document.getElementById && document.getElementsByName ) {
       var name = getElt.arguments[getElt.arguments.length - 1];

       if( document.getElementById( name ) ) {
           return document.getElementById( name );
       } else if( document.getElementsByName( name ) ) {
        return document.getElementsByName( name )[0];
       }
   } else if( document.all ) {
       var elt = document.all[getElt.arguments[getElt.arguments.length - 1]];
       return( elt );
   }
   return null;
}