function irPagina (pagina) {
	document.forms[0].numpag.value = pagina;
	document.forms[0].submit();	
}

var saveWidth = 0;

function scaleImg(what){
	what = document.getElementById(what);
	if (navigator.appName=="Netscape")
		winW = window.innerWidth;
	if (navigator.appName.indexOf("Microsoft")!=-1)
		winW = document.body.offsetWidth;
	if (what.width>(720) || saveWidth>(720)) {
		if (what.width==(720))
			what.width=saveWidth;
		else {
			saveWidth = what.width;
			what.style.cursor = "pointer";
			what.width=(720);
		}
	}
}