clickMenu = function(menu) {
	var getEls = document.getElementById(menu).getElementsByTagName("LI");
	var getAgn = getEls;

	for (var i=0; i<getEls.length; i++) {
			getEls[i].onclick=function() {
				for (var x=0; x<getAgn.length; x++) {
				getAgn[x].className=getAgn[x].className.replace("unclick", "");
				getAgn[x].className=getAgn[x].className.replace("click", "unclick");
				}
			if ((this.className.indexOf('unclick'))!=-1) {
				this.className=this.className.replace("unclick", "");;
				}
				else {
				this.className+=" click";
				}
			}
		}
	}
	
	
	
	function somenteNumero(obj,e)
{

  var valor, val;

  liberado = new Array(',','.');
  liberadoE = new Array(188,190,8);

  valor = obj.value;
  if(document.all)
  {
    if(!((e.keyCode > 47 && e.keyCode < 58) || Array.find(liberadoE,e.keyCode) != '-1' ))     {
        obj.value = valor. substr(0,valor.length - 1);
    }
  }
  else
  {
    val = '';

    for (x = 0; x < valor.length; x++)
    {
      if(!isNaN(valor[x]) || Array.find(liberado,valor[x]) != '-1')
      {
        val += valor[x];
      }
    }
    obj.value = val;
  }
}

Array.find = function(ary, element)
{
    for(var i=0; i<ary.length; i++)
    {
        if(ary == element)
        {
            return i;
        }
    }
    return -1;
}