// JavaScript Document
function validateForm(formObj) {
	var Required = formObj.required;
	var fieldArray;
	var qname = '';
	var oField;
	var sFormName = formObj.name;
	var tmpFieldArray;
	var tmpFieldString;
	var sErrormsg = '';
	var bRetval = true;
	var undefined;
	if (Required != undefined) {
		fieldArray = Required.value.split(',');
	}
	else
	{
		alert('Required field missing on form.  Must have hidden field named \'required\' with a comma seperated list of fields in the format \'HTML Field Name|Field Label\'');	
	}
	for(var i=0;i<fieldArray.length;i++) {
		tmpFieldString = fieldArray[i].toString();
		tmpFieldArray = tmpFieldString.split('|');
		
			oField=undefined;
			for(var fe=0;fe<formObj.length;fe++) {
				if (formObj.elements[fe].name == tmpFieldArray[0]) {
						//alert (formObj.elements[fe].name);
					if (formObj.elements[fe].type=='radio'){
						//this is a radio button CHOICE, not the radio button
						//we must make oField hold the whole radio button array, using Eval fxn
						oField = eval('formObj.' + formObj.elements[fe].name);
					}else{
						//normal treatment
						oField = formObj.elements[fe];
					}
				}
			}
		//	oField = eval('document.' + sFormName + '.' + tmpFieldArray[0]);
		//}

		qname = tmpFieldArray[1];

		if (oField == undefined) {
			alert('Error! ' + tmpFieldArray[0] + ' is not a valid field on your form.');
			bRetval = true;
		}
		else {
			bRetval = CheckRequired(oField);
		}
		if(bRetval == false) {
			sErrormsg = sErrormsg.toString() + 'Please complete: ' + qname + '\n';
		}
		if(oField.name=='random_answer'){
			if(oField.value!='4'){
				sErrormsg = sErrormsg.toString() + 'Please answer correctly the : ' + qname + '\n';
			}
				
		}
		
		
	}
	if (sErrormsg.length > 0) {
		alert('The following errors were found on this form:\n' + sErrormsg);
		return false;
	}
	else {
		return true;
	}
}


function CheckRequired(Obj) {
	var ObjType;
	var retVal;
	var x = 0;
	var undefined;
	ObjType = Obj.type;

	/* types: password, radio, select-multiple, select-one, text, textarea */
	if (ObjType == undefined) {
		ObjType = Obj[0].type;
	}

	switch(ObjType) {

		case 'hidden':

			if(Obj.value.length < 1) {

				retVal = false;

			}

			else {

				retVal = true;

			}

		break;

		case 'text':

			if(Obj.value.length < 1) {

				retVal = false;

			}

			else {

				retVal = true;

			}

		break;

	

		case 'textarea':

			if(Obj.value.length < 1) {

				retVal = false;

			}

			else {

				retVal = true;

			}

		break;

	

		case 'password':

			if(Obj.value.length < 1) {

				retVal = false;

			}

			else {

				retVal = true;

			}

		break;

		case 'file':

			if(Obj.value.length < 1) {

				retVal = false;

			}

			else {

				retVal = true;

			}

		break;

		case 'select-one':

			if(Obj.selectedIndex > 0) {

				retVal = true;

			}

			else {

				retVal = false;

			}

		break;

		

		case 'select-multiple':

			retVal = false;

			for (var x=0;x<Obj.options.length;x++) {

				if (Obj[x].selected) {

					retVal = true;

				}

			}

		break;

		

		case 'radio':

			retVal = false;

			

			for(var x=0;x<Obj.length;x++) {

				

				if (Obj[x].checked) {

					retVal = true;

				}

			}

		break;

		

		case 'checkbox':

		

			if (navigator.appName == 'Netscape' && (navigator.appVersion.toString().substr(0,1) == '4' || navigator.appVersion.toString().substr(0,1) == '3' || navigator.appVersion.toString().substr(0,1) == '2')) {

				var arrNum = Obj.length - 1;

				var cbObj;

				if (Obj[arrNum] == undefined) {

					cbObj = Obj;

				}

				else {

					cbObj = Obj[arrNum];

				}

				var formObj = cbObj.form;

				var cbName = cbObj.name;

				var cbCount = 0;

				var cbFirstChecked = cbObj.checked;

				var cbOtherChecked = false;

				for (var cb=0;cb<formObj.length;cb++) {

					if (formObj.elements[cb].type == 'checkbox' && formObj.elements[cb].name == cbName) {

						cbCount++;

						if (formObj.elements[cb].checked) {

							cbOtherChecked = true;

							}

					}

				}

				if (cbCount > 0) {

					if (cbFirstChecked || cbOtherChecked) {

						retVal = true;

					}

					else {

						retVal = false;

					}

				}

				else {

					if (cbFirstChecked) {

						retVal = true;

					}

					else {

						retVal = false;

					}

				}

			}

			else {

			retVal = false;

			if (Obj.length != undefined) {

				for(var x=0;x<Obj.length;x++) {

					if (Obj[x].checked) {

						retVal = true;

					}

				}

			}

			else {

				if (Obj.checked == true) {

					retVal = true;

				}

			}

		}

		break;

		

		

		default:

			retVal = true;

	}

	return retVal;

}