// Gerar links automaticamente
function setMenuOn(t){
	var id = t.id;
	var c  = document.getElementById(id);
	var o  = c.className;
	
	if(o.indexOf('_on') != -1)
		return;
	
	c.className  = o.substr(0, o.length-4)+"_on";
	c.onmouseout = function(){ setMenuOff(this); }
}
function setMenuOff(t){
	var id = t.id;
	var c  = document.getElementById(id);
	var o  = c.className;
	
	c.className  = o.substr(0, o.length-3)+"_off";
}
function setMenuClk(t){
	var id = t.id;
	var c  = document.getElementById(id);
	top.location.href = c.childNodes[0].href;
}
function setMenusLink(){
	var t = document.getElementById('menu');
	for(var i = 0; i < t.rows[0].cells.length; i++){
		var c = t.rows[0].cells[i];
		if(c.id){
			c.onmouseover = function(){ setMenuOn(this); }
			c.onclick     = function(){ setMenuClk(this); }
		}
	}
}
setMenusLink();