Initial checkin of nutridb.org and basic subversion directory structure

1 files changed, 55 insertions, 0 deletions

diff --git a/js/common.js b/js/common.js
new file mode 100644
index 0000000..de2dde2
--- /dev/null
+++ b/js/common.js
@@ -0,0 +1,55 @@
+function validateNotEmpty(fields) {
+
+	var myFields = new Array();
+	myFields = fields.split(",");
+
+	for ( idx = 0; idx < myFields.length; idx++ ) {
+		var myField = getElement(myFields[idx]);
+		/*
+		change the bgcolor back to white just in case the this field
+		was already colored and the user has since filled it in.
+		*/
+		myField.style.backgroundColor = "#ffffff";
+		if ( empty(myField.value) ) {
+			alert("Please fill in required field - highlighted in red.");
+			myField.style.backgroundColor = "#efb5b5";
+			myField.focus();
+			return false;
+		}
+	}
+
+}
+
+function empty(field) {
+
+	field = trim(field);
+	if ( field ) {
+		return false;
+	} else {
+		return true;
+	}
+
+}
+
+function trim(string) {
+	string = string.replace(/^\s+/, '');
+	string = string.replace(/\s+$/, '');
+	return string;
+}
+
+function getElement(elemid) {
+
+		/* the former for Firefox and crew, the latter for IE */
+        return (document.getElementById) ? document.getElementById(elemid) : document.all[elemid];
+
+}
+
+function submitForm(formid) {
+
+	var myForm = getElement(formid);
+
+	myForm.submit();
+
+	return true;
+
+}