<!--
function fixMoney(val,dec){
		  var val= parseFloat(val);
		  if(isNaN(val)){
		    return "";
		  }
		  val= Number(Math.round(val*Math.pow(10,dec))).toString();
		  var len= val.length;
		  val= val.substring(0,len-dec) + '.' + val.substring(len-dec,len+1);
		  return val.replace("/./", ",");
		}
		
		function fixInt(val){
		  var val= Math.round(val);
		  if(isNaN(val)){
		    return "";
		  }
		  return val;
		}
		
		function IsNumeric(sNumber) {
			var decimal = 0;
			sNumber += "";
			if (sNumber.length == 0) return false;
			for (x = 0; x < sNumber.length; x++) {
				if (!(sNumber.charCodeAt(x) >= 48 && sNumber.charCodeAt(x) <= 57)) {
					switch (sNumber.charAt(x)) {
						case ".":
							if (decimal++ != 0) return false;
							break;
						case "-":
							if (x > 0) return false;
							if (sNumber.length == 1) return false;
							break;
						default:
							return false;
					}
				}
			}
			return true;
		}
	
		function IsPosNumeric(sNumber) {
			sNumber += "";
			return (sNumber.charAt(0) != "-" && IsNumeric(sNumber));
		}

		function PositiveInteger(name) {
			var form_roi = document.forms["roi"];
			var val;
			val = eval("form_roi." + name + ".value");
			if (val != "") {
				if (IsPosNumeric(val) == false) {
					return false
				}
				else {
					return true
				}
			}
		}
//-->