var frmobj = new Array();
function ButCancel(retval) { document.frmInpForm.Action.value = "Cancel"; document.location = retval;} function ButDelete() { document.frmInpForm.Action.value = "Delete"; document.frmInpForm.submit();}
function ButConfirm() { document.frmInpForm.Action.value = "Update"; frmMod = eval("document.frmInpForm"); if (validate(frmMod)){ document.frmInpForm.submit(); } }
function frmMod(){ this.fields = new Array(); this.name = 'frmInpForm'; this.addItem = addItem; } function addItem(item){ if(!this.created){ this.fields[this.fields.length] = item; this.name = 'frmInpForm'; }}
function fldItem(name, opts, dataType, cond, msg){this.cond = cond; this.name = name; this.opts = opts; this.dataType = dataType; this.msg = msg; this.type = ''; this.setType = setFldType; this.getType = getFldType;}
function setFldType(type){ if(!this.created) this.type = type;} function getFldType(){ return this.type; }
function chkInput(I1, I2, I3, I4, I5){ var theField; var form; theField = new fldItem(I1, I2, I3, I4, I5); form = new frmMod(); if(frmobj.length == 0){ frmobj[0] = form; } frmobj[0].addItem(theField); }
function checkBoxChk(obj){ if(obj.checked) return true; else return false;}
function passwordChk(obj){ if(obj.value.length != 0) return true; else return false;}
function recVerify(){ var ErrMsgInt = ''; var ErrMsgIntCount = 1; for(var i=0; i < frmobj[0].fields.length; i++){ if (typeof(eval('document.frmInpForm.' + frmobj[0].fields[i].name)) == "undefined"){ ErrMsgInt+= ErrMsgIntCount++ + ") " + frmobj[0].fields[i].name + "\n"; } 
else { var temp = eval('document.frmInpForm.' + frmobj[0].fields[i].name); if(typeof(temp.type) == "undefined"){ frmobj[0].fields[i].setType("radio"); } else frmobj[0].fields[i].setType(temp.type); }}
if(ErrMsgInt != ''){ alert("Warning: The Following item(s) do not exists in this form.\n\n" + ErrMsgInt); return "noField"; } else return true; }

function valCondFlds(){
var fieldErrMsg = ''; var fieldErrMsgCount = 1; var chkVal = false; var toFocus = false;
for(var i=0; i < frmobj[0].fields.length; i++) {
if(frmobj[0].fields[i].cond.toLowerCase() == "null") {
chkVal = fldValid(i);} else{ if(eval("document." + frmobj[0].fields[i].cond)){
chkVal = fldValid(i);} else chkVal = true;}
if(!chkVal){ fieldErrMsg += fieldErrMsgCount++ + ") " + frmobj[0].fields[i].msg + "\n";
if(!toFocus){ var obj = eval("document.frmInpForm." + frmobj[0].fields[i].name);
if(typeof(obj.type) == "undefined") { obj[0].focus(); toFocus = true; }
else { if(obj.type != "hidden") { obj.focus(); toFocus = true; }}}}}
if(fieldErrMsg != ''){ alert("Input Not Completed, please check the following list:\n\n"+ fieldErrMsg);
return false; } else return true;}

function fldValid(index){
var chkVal = false; var obj = eval("document.frmInpForm." + frmobj[0].fields[index].name);
switch(frmobj[0].fields[index].type){ case "text": chkVal = textChk(index, obj); break; case "textarea": chkVal = textareaChk(obj);
break; case "radio": chkVal = radioChk(index, obj); break;
case "select-one": case "select-multiple":	chkVal = selectChk(index, obj); break; case "hidden": chkVal = textChk(index, obj); break; case "checkbox": chkVal = checkBoxChk(obj); break; case "password": chkVal = passwordChk(obj);} return chkVal;}

function textChk(frmobjIndex, obj){ var chkVal = false;
if(frmobj[0].fields[frmobjIndex].opts == 1){ if(obj.value.length != 0){ switch(frmobj[0].fields[frmobjIndex].dataType) { case 'alphanum':	chkVal=alphanumChk(obj); break; case 'numeric':	chkVal=numericChk(obj); break; case 'date:d-m-y': case 'date:m-d-y': case 'date:y-m-d':chkVal=dateChk(frmobjIndex, obj); break; case 'email':chkVal=emailChk(obj); break;
default :alert("Internal Error Message: \nThere is no datatype: '" + frmobj[0].fields[frmobjIndex].dataType + "'.");
}}} else { if(frmobj[0].fields[frmobjIndex].opts == 0){ if(obj.value.length != 0) chkVal = true; }
else alert("Internal Error Message: \nThe option of the field: '" + frmobj[0].fields[frmobjIndex].name + "' should be only 1 or 0.");} return chkVal;}

function alphanumChk(obj){ if(isNaN(obj.value)) return true; else { if (obj.value!='') return true; else return false;}}
function numericChk(obj){ var numStr = ""; if(obj.value.indexOf(".") != -1) {
var periodArr = obj.value.split(".");
if((periodArr.length > 2) || (periodArr[1].length == 0))
return false; else { if(periodArr[1].indexOf(",") != -1) return false;
if(periodArr[0].indexOf(",") != -1){
var commaArr = periodArr[0].split(",");
if((commaArr[0].length > 3) || (commaArr[0].length == 0)) return false;
if(commaArr.length > 1){
for(var i=1; i < commaArr.length; i++){
if(commaArr[i].length != 3) return false;}}
for(var i=0; i < commaArr.length; i++)
numStr+=commaArr[i]; numStr+="." + periodArr[1];}
else {if(periodArr[1].indexOf(",") != -1) return false; numStr+= periodArr[0] + "." + periodArr[1];}}}
else numStr+=obj.value; if(!isNaN(numStr)) return true; else return false;}

function dateChk(frmobjIndex, obj){
var theDate = obj.value; var notAllowStr = ' /-+'; var dateArr; var formation; var toDate; var dateStr; var dateIdent; var str; var tmp = frmobj[0].fields[frmobjIndex].dataType; var tmpArr = tmp.split(":");
formation = tmpArr[1]; dateArr = dateParts(theDate);
if((dateArr == -1) || (dateArr.length != 3) || (dateArr[0]=='') || (dateArr[dateArr.length-1]=='')) return false;
switch(formation){ case 'd-m-y' : dateStr = formatting(dateArr[1], dateArr[1], dateArr[0], dateArr[2]); dateIdent = dateArr[0]; break; case 'm-d-y' : dateStr = formatting(dateArr[0], dateArr[0], dateArr[1], dateArr[2]); dateIdent = dateArr[1]; break; case 'y-m-d' : dateStr = formatting(dateArr[1], dateArr[1], dateArr[2], dateArr[0]); dateIdent = dateArr[2]; break;
default	: alert('Please check if the defined date format allowed.'); return false;}
var dateObj = Date.parse(dateStr);
if(dateObj.toString() == "NaN"){ return false; }
else toDate = new Date(dateStr);
for(j=0; j < dateArr.length; j++){
for(k=0; k < dateArr[j].length; k++){
subArray = dateArr[j].substring(k, k+1);
if(notAllowStr.indexOf(subArray) != -1) return false; }} str = toDate.toString();
dateGen = str.split(' ');
if(eval(dateGen[2]) != eval(dateIdent)) return false;
obj.value = obj.value.toLowerCase(); return true;}

function formatting(month, elem1, elem2, elem3){
var dateStr = ' '; if(elem3.length!=4) return dateStr;
if(isNaN(month)){ if (month.length < 3) return dateStr; dateStr = elem1+' '+elem2+' '+elem3; }
else { if((month>12) || (month<1) || (month.length > 2) || (elem3.length != 4)) return dateStr;
dateStr = elem1+'/'+elem2+'/'+elem3; } return dateStr; }

function dateParts(dateIn){ var dateArr; var separator = ' /-'; var subSep; var isSeparator = false;
for(j=0; j < separator.length; j++) { subSep = separator.substring(j, j+1); if(dateIn.indexOf(subSep) != -1){ dateArr = dateIn.split(subSep); isSeparator = true; break; }
else isSeparator = false; } if(!isSeparator) return -1; return dateArr; }

function emailChk(obj){ var emailAdd = obj.value; var emailExp = /[^\w\.@\_-]/;	var frontAt = /^[\._\-]/; var rareAt = /[\._\-]$/; var emailAd = /@/; var underStream = /_{2,}/; var hyphenStream = /\-{2,}/;	var dotStream = /\.{2,}/; var hyphenSpec = /\-/; var dotSpec = /\./; var addArr; var dotArr; var hyphenArr;				
if(emailExp.test(emailAdd)) return false; if(!emailAd.test(emailAdd)) return false;
if((underStream.test(emailAdd)) || (hyphenStream.test(emailAdd)) || (dotStream.test(emailAdd))) return false;
addArr = emailAdd.split('@'); if((addArr.length>2) || (addArr.length<1) || (addArr[0] == '') || (addArr[1] == ''))
return false; if((frontAt.test(addArr[0])) || (rareAt.test(addArr[0]))) return false;
if((frontAt.test(addArr[1])) || (rareAt.test(addArr[1]))) return false;
if(!dotSpec.test(addArr[1])) return false;
dotArr = emailAdd.split('.'); for(j=0; j < dotArr.length; j++){
if((frontAt.test(dotArr[j])) || (rareAt.test(dotArr[j]))) return false;}
if(hyphenSpec.test(emailAdd)) { hyphenArr = emailAdd.split('-'); for(j=0; j < hyphenArr.length; j++){
if((frontAt.test(hyphenArr[j])) || (rareAt.test(hyphenArr[j]))) return false;}} return true;}

function textareaChk(obj){ if(obj.value == '') return false; else return true; }
function selectChk(frmobjIndex, obj){
var chkVal = false;
if(frmobj[0].fields[frmobjIndex].opts == "Null"){
for(var i=0; i < obj.options.length; i++){
if(obj.options[i].selected){
chkVal = true;
break;}}}
else{
for(var i=0; i < obj.options.length; i++){
if(obj.options[i].selected){
if(frmobj[0].fields[frmobjIndex].opts == i){
chkVal = false;
break;} else
chkVal = true;}}}
return chkVal;}

function validate(obj){	var chkItemExists = recVerify(); if(chkItemExists == "noField") return false; else { var chkVal = valCondFlds(); return chkVal; }}
function radioChk(frmobjIndex, obj){ var radioName = frmobj[0].fields[frmobjIndex].name; var chkVal = false; var singleRadio = ""; singleRadio += obj.length; 
if(singleRadio.toLowerCase() == "undefined"){ if(obj.checked) chkVal = true; } else { for(var i=0; i < obj.length; i++) if((obj[i].name == radioName) && (obj[i].checked)){ chkVal = true; }} return chkVal;}