if (document.images) {
            imgISon = new Image();
            imgISon.src = "images/IStudent2.jpg";
            imgISoff = new Image();
            imgISoff.src = "images/IStudent1.jpg"; 
            imgISTon = new Image();
            imgISTon.src = "images/home_intstu_hl_roll.gif";
            imgISToff = new Image();
            imgISToff.src = "images/home_intstu_hl.gif"; 			
			
			imgASon = new Image();
            imgASon.src = "images/NStudent2.jpg";
            imgASoff = new Image();
            imgASoff.src = "images/NStudent1.jpg"; 
			imgASTon = new Image();
            imgASTon.src = "images/home_auststu_hl_roll.gif";
            imgASToff = new Image();
            imgASToff.src = "images/home_auststu_hl.gif"; 			
			
			imgCOon = new Image();
            imgCOon.src = "images/courses2.jpg";
            imgCOoff = new Image();
            imgCOoff.src = "images/courses1.jpg";
			imgCOTon = new Image();
            imgCOTon.src = "images/home_apponline_hl_roll.gif";
            imgCOToff = new Image();
            imgCOToff.src = "images/home_apponline_hl.gif";
			
			
			imgSLon = new Image();
            imgSLon.src = "images/CStudent2.jpg";
            imgSLoff = new Image();
            imgSLoff.src = "images/CStudent1.jpg";
			imgSLTon = new Image();
            imgSLTon.src = "images/home_stulog_hl_roll.gif";
            imgSLToff = new Image();
            imgSLToff.src = "images/home_stulog_hl.gif";
			
			imgHomeon = new Image();
            imgHomeon.src = "images/home_menuroll_home.gif";
            imgHomeoff = new Image();
            imgHomeoff.src = "images/home_menubar_home.gif";
			imgAbouton = new Image();
            imgAbouton.src = "images/home_menuroll_about.gif";
            imgAboutoff = new Image();
            imgAboutoff.src = "images/home_menubar_about.gif";
			imgCapoon = new Image();
            imgCapoon.src = "images/home_menuroll_capoeira.gif";
            imgCapooff = new Image();
            imgCapooff.src = "images/home_menubar_capoeira.gif";
			imgCouon = new Image();
            imgCouon.src = "images/home_menuroll_courses.gif";
            imgCouoff = new Image();
            imgCouoff.src = "images/home_menubar_courses.gif";
			imgAppon = new Image();
            imgAppon.src = "images/home_menuroll_apply.gif";
            imgAppoff = new Image();
            imgAppoff.src = "images/home_menubar_apply.gif";
			imgLinkson = new Image();
            imgLinkson.src = "images/home_menuroll_links.gif";
            imgLinksoff = new Image();
            imgLinksoff.src = "images/home_menubar_links.gif";
			imgConon = new Image();
            imgConon.src = "images/home_menuroll_contact.gif";
            imgConoff = new Image();
            imgConoff.src = "images/home_menubar_contact.gif";

}

function TopNavigation(){
 if(navigator.appVersion.indexOf("MSIE")==-1){
	return;
	}
 var i,k,g,lg,r=/\s*MenuBarHover/,nn='',c,cs='MenuBarHover',bv='MenuBar';
 for(i=0;i<10;i++){
	g=document.getElementById(bv+nn);
	if(g){
		lg=g.getElementsByTagName("LI");
		if(lg){
			for(k=0;k<lg.length;k++){
				lg[k].onmouseover=function(){
						c=this.className;cl=(c)?c+' '+cs:cs;
						this.className=cl;};
				lg[k].onmouseout=function(){c=this.className;
						this.className=(c)?c.replace(r,''):'';};
			}
		}
	}
	nn=i+1;
}
}


function imgOn(imgName) {
if (document.images) {
document[imgName].src = eval(imgName + "on.src");}
}
function imgOff(imgName) {
if (document.images) {
document[imgName].src = eval(imgName + "off.src");}
}

function goLite(FRM,BTN)
{
   window.document.forms[FRM].elements[BTN].style.color = "#111111";
   window.document.forms[FRM].elements[BTN].style.borderStyle = "groove";
}

function goDim(FRM,BTN)
{
   window.document.forms[FRM].elements[BTN].style.color = "#111111";
   window.document.forms[FRM].elements[BTN].style.borderStyle = "outset";
}

function win1(URL) {
    window.open(URL,"Window1","toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=880,height=700,left = 240");
}

function win2(URL) {
    window.open(URL,"Window2","toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=1,resizable=0,width=880,height=700,left = 240");
}