function OpenWindow(page) {
OpenWin = this.open(page, "TellWindow", "width=400,height=465,toolbar=no,menubar=no,location=no,scrollbars=no,resizable=no");
}

function Nutritional(page) {
OpenWin = this.open(page, "NutritionalWindow", "width=450,height=400,toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=yes");
}

function Features(page) {
OpenWin = this.open(page, "FeaturesWindow", "width=675,height=450,toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=yes");
}


function chkForm(f) {
	var checkedButton = ''
	for (i=0; i < f.ProductNo.length; i++) {
		if (f.ProductNo[i].checked=='1') {
			var checkedButton = 'True'
		}
	}

	if (checkedButton == '') {
		alert ("Please select - SUPPLY (15 or 30 day)");
		f.ProductNo[0].focus();
		return false;
	}
		
	if (f.Quantity.value == "") {
		alert ("Please enter - QUANTITY");
		f.Quantity.focus();
		return false;
	}	
}