var selectedMnu = null;

window.otheronload = (window.onload) ? window.onload : new Function;
window.onload = initializePage;

function initializePage() {
    var index = 0;
    initializeMenu( "home", index, "btnHome.gif" ); index++;
    initializeMenu( "clients", index, "btnClient.gif" ); index++;
    initializeMenu( "coaches", index, "btnCoach.gif" ); index++;
    initializeMenu( "schools", index, "btnSchool.gif" ); index++;
    initializeMenu( "adminprofile", index, "btnProfile.gif" ); index++;
    initializeMenu( "history", index, "history6.gif" ); index++;
    initializeMenu( "comment", index, "comment6.gif" ); index++;
    initializeMenu( "prospects", index, "btnProspect.gif" ); index++;
    initializeMenu( "profile", index, "btnProfile.gif" ); index++;
    initializeMenu( "logoff", index, "btnLogOff.gif" ); index++;
    
    window.otheronload();
}

function initializeMenu( mnu, index, over ) {
    var btn = document.getElementById( mnu + 'button' );
    var img = document.getElementById( mnu + 'image' );
    
    if( btn == null || img == null )
        return;
    
    btn.itemIndex = index;
    btn.img = img;
    btn.overImg = new Image();
    btn.outImg = new Image();
    btn.outImg.src = btn.img.src;
    btn.overImg.src = '/images/' + over;
    btn.onmouseover = onMenuOver;
    btn.onmouseout = onMenuOut;
}

function onMenuOver() {
    if( selectedMnu != null ) {
        selectedMnu.img.src = selectedMnu.outImg.src;
    }
    this.img.src = this.overImg.src;
    selectedMnu = this;
}

function onMenuOut() {
    this.img.src = this.outImg.src;
    selectedMnu = null;
    
}