<!-- //Hide
	function isNumeric(field) {
		var valid = "0123456789"
		var ok = "yes";
		var temp;
		var dec = 0;
		
		for (var i=0; i<field.value.length; i++) {
			temp = "" + field.value.substring(i, i+1);
			if (valid.indexOf(temp) == "-1") 
				ok = "no";
		}
		
		if (ok == "no") {
			return false;
		}
		
		return true;
	}

	function validate(){
		var num = document.frm_servsCalc.servings
		
		if ( (num.value==null)||(num.value==0) ){
			alert("In order to calculate the re-sizing, please supply a servings number.")
			return false
		}
		
		if(isNumeric(num)==false){
			alert("In order to calculate the re-sizing, please supply a servings number.")
			return false
		}
		
		//ok
		document.frm_servsCalc.submit();
		
	}
// End
-->