// JavaScript Document
<!--
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function loadGfx(){
MM_preloadImages('gfx/home_btn.png','gfx/home_btn_up.png','gfx/corporate_btn.png','gfx/corporate_btn_up.png','gfx/operations_btn.png','gfx/operations_btn_up.png','gfx/news_btn.png','gfx/news_btn_up.png','gfx/investors_btn.png','gfx/investors_btn_up.png','gfx/contact_btn.png','gfx/contact_btn_up.png','gfx/main_image.jpg','gfx/header.jpg','gfx/newsbar.png','gfx/footer.jpg')}

function swapImg1() {
document.btn1.src = 'gfx/home_btn_up.png';
}
function restoreImg1() {
document.btn1.src = 'gfx/home_btn.png';
}
// BTN2
function swapImg2() {
document.btn2.src = 'gfx/corporate_btn_up.png';

}
function restoreImg2() {
document.btn2.src = 'gfx/corporate_btn.png';
}
// BTN 3
function swapImg3() {
document.btn3.src = 'gfx/operations_btn_up.png';
}
function restoreImg3() {
document.btn3.src = 'gfx/operations_btn.png';
}
// BTN 4
function swapImg4() {
document.btn4.src = 'gfx/news_btn_up.png';
}
function restoreImg4() {
document.btn4.src = 'gfx/news_btn.png';
}
// BTN 5
function swapImg5() {
document.btn5.src = 'gfx/investors_btn_up.png';
}
function restoreImg5() {
document.btn5.src = 'gfx/investors_btn.png';
}
// BTN 6
function swapImg6() {
document.btn6.src = 'gfx/contact_btn_up.png';
}
function restoreImg6() {
document.btn6.src = 'gfx/contact_btn.png';
}
//-->