/***********************************************
* Disable "Enter" key in Form script- By Nurul Fadilah(nurul@REMOVETHISvolmedia.com)
* This notice must stay intact for use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/
                
function handleEnter (field, event) {
		var keyCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
		if (keyCode == 13) {
			var i;
			for (i = 0; i < field.form.elements.length; i++)
				if (field == field.form.elements[i])
					break;
			i = (i + 1) % field.form.elements.length;
			field.form.elements[i].focus();
			return false;
		} 
		else
		return true;
	}      

          // origin: ms. xiu;
          function changeVal()
          { tresult = document.fcalc.val1.value - ((document.fcalc.val1.value * document.fcalc.val2.value)/100);
            document.fcalc.val4.value = tresult;
			document.fcalc.val3.value = money_format(tresult);
          }
	function money_format(number)
    {
        if (isNaN(number)) return "";
        var str = new String(number);
        var result = "" ,len = str.length;           
        for(var i=len-1;i>=0;i--)
        {           
            if ((i+1)%3 == 0 && i+1!= len) result += ".";
            result += str.charAt(len-1-i);
        }       
        return result;
    }