function popup(url){
	window.open(url,'popups','width=400,height=300,left=410,top=250');
}

function ValStr(oStr, fld, len, mand) {
	if(oStr=="") { if(mand) return "     O campo  '"+fld+"'  não é facultativo.\n" }
	else if(oStr.length>len) return "     O campo  '"+fld+"'  não pode ter mais que "+len+" caracteres.\n"
	return ""
}

function ValidateFld(fld, val, name, len) {
	var msg
	msg=ValStr(val, name, len, false)
	if(msg!='') { alert(msg); eval("document.form1."+fld+".focus()"); }
}

function MM_findObj(n, d) { //v4.0
	var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
		d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
	if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_preloadImages() { //v3.0
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
	if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_showHideLayers() { //v3.0
	var i,p,v,obj,args=MM_showHideLayers.arguments;
	for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
		if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
		obj.visibility=v; }
}

function showImg(num, name) { //v3.0
	var obj;
	if ((obj=MM_findObj(name+"img"+num)) != null) obj.src="images/"+name+num+"-over.gif";
}

function hideImg(num, name) { //v3.0
	var obj;
	if ((obj=MM_findObj(name+"img"+num)) != null) obj.src="images/"+name+num+".gif";
}

function showImg2(num, name) { // Para jpgs
	var obj;
	if ((obj=MM_findObj(name+"img"+num)) != null) obj.src="images/"+name+num+"-over.jpg";
}

function hideImg2(num, name) { //v3.0
	var obj;
	if ((obj=MM_findObj(name+"img"+num)) != null) obj.src="images/"+name+num+".jpg";
}