function $get(id){return document.getElementById(id);}
window.onload = function(){
var img1_over = new Image;
img1_over.src = "files/images/menu/m1_over.gif";
var img2_over = new Image;
img2_over.src = "files/images/menu/m2_over.gif";	
var img3_over = new Image;
img3_over.src = "files/images/menu/m3_over.gif";	
var img4_over = new Image;
img4_over.src = "files/images/menu/m4_over.gif";	
var img5_over = new Image;
img5_over.src = "files/images/menu/m5_over.gif";	
var img6_over = new Image;
img6_over.src = "files/images/menu/m6_over.gif";	
var img7_over = new Image;
img7_over.src = "files/images/menu/m7_over.gif";	
}

/* change opacity  */
function changeOpac(opacity, id) {
    var object = document.getElementById(id).style;
    object.opacity = (opacity / 100);
    object.MozOpacity = (opacity / 100);
    object.KhtmlOpacity = (opacity / 100);
    object.filter = "alpha(opacity=" + opacity + ")";
}



var message="Sorry, right-click has been disabled";
///////////////////////////////////
function clickIE() {if (document.all) {(message);return false;}}
function clickNS(e) {if
(document.layers||(document.getElementById&&!document.all)) {
if (e.which==2||e.which==3) {(message);return false;}}}
if (document.layers)
{document.captureEvents(Event.MOUSEDOWN);document.onmousedown=clickNS;}
else{document.onmouseup=clickNS;document.oncontextmenu=clickIE;}
document.oncontextmenu=new Function("return false");