//<SCRIPT LANGUAGE="JavaScript">

sAgent = navigator.userAgent;
bIsMac = sAgent.indexOf("Mac") > -1;
bIsIE = sAgent.indexOf("MSIE") > -1;
bIsIE4 = sAgent.indexOf("IE 4") > -1;
bIsIE5 = sAgent.indexOf("IE 5")  > -1;
bIsIE6 = sAgent.indexOf("IE 6")  > -1;
bIsIE7 = sAgent.indexOf("IE 7")  > -1;
bIsNav = sAgent.indexOf("Mozilla") > -1 && !bIsIE;
bDoesAll = (bIsIE4 || bIsIE5 || bIsIE6 || bIsIE7) && !bIsMac;

function tier1Menu(objMenu,objImage) {
    if (bDoesAll | bIsMac) {
        if (objMenu.style.display == "none") {
            objMenu.style.display = "";
			objImage.src = "menos.gif";
        }
        else {
            objMenu.style.display = "none";
			objImage.src = "mais.gif";
        }
    }
}

function fliparrows() {
	if (bDoesAll | bIsMac) {
    img1.src="mais.gif";
    img2.src="mais.gif";
	img3.src="mais.gif";
    img4.src="mais.gif";
	img5.src="mais.gif";
    img6.src="mais.gif";
    img7.src="mais.gif";
	img8.src="mais.gif";
    }

}
function ChangeCursor(obj,str) {
        if (bDoesAll | bIsMac) {
                obj.style.cursor = str;
        }
}

//-->