function ShowMenu(id) {
if (is_ie5up) miariga = document.all[id];
else if (is_nav4up && !is_gecko) return;    
else if (is_gecko) miariga = document.getElementById(id);
    
        if (miariga.className== "menuOn") {
    	miariga.className = "menuOff";
    	}
    	else {
    	miariga.className= "menuOn";
    	}
}
function popBar(pagename, nome, width, height) {
		window.open(pagename , nome, "width="+ width +",height="+ height +",screenX=0,screenY=0,scrollbars=yes");
	}
	function popNoBar(pagename, nome, width, height) {
		window.open(pagename , nome, "width="+ width +",height="+ height +",screenX=0,screenY=0,scrollbars=no");
	}