/*
f.s modfied ::added summary 2008

<form action="" name="myform" >
<div id="error"></div>
<table cellspacing="2" cellpadding="2" border="0">
<tr>
    <td align="right">First Name</td>
    <td><input type="text" name="FirstName"></td>
</tr>
<tr>
    <td align="right">Last Name</td>
    <td><input type="text" name="LastName"></td>
</tr>
<tr>
    <td align="right">EMail</td>
    <td><input type="text" name="Email"></td>
</tr>
<tr>
    <td align="right">Phone</td>
    <td><input type="text" name="Phone"></td>
</tr>
<tr>
    <td align="right">Address</td>
    <td><textarea cols="20" rows="5" name="Address"></textarea></td>
</tr>
<tr>
    <td align="right">Country</td>
    <td>
	   <SELECT name="Country">
		<option value="" selected>[choose yours]
		<option value="008">Albania
		<option value="012">Algeria
		<option value="016">American Samoa
		<option value="020">Andorra
		<option value="024">Angola
		<option value="660">Anguilla
		<option value="010">Antarctica
		<option value="028">Antigua And Barbuda
		<option value="032">Argentina
		<option value="051">Armenia
		<option value="533">Aruba	
	  </SELECT>
	</td>
</tr>
<tr>
    <td align="right"></td>
    <td><input type="submit" value="Submit"></td>
</tr>
</table>
</form>
//###############################
location:before </body>
//###############################
<script language="JavaScript" src="gen_validatorv2.js" type="text/javascript"></script>
<script language="JavaScript" type="text/javascript">
//You should create the validator only after the definition of the HTML form
  var frmvalidator  = new Validator("myform");
  frmvalidator.addValidation("FirstName","req","Please enter your First Name");
  frmvalidator.addValidation("FirstName","maxlen=20",
	"Max length for FirstName is 20");
  frmvalidator.addValidation("FirstName","alpha");
  
  frmvalidator.addValidation("LastName","req");
  frmvalidator.addValidation("LastName","maxlen=20");
  
  frmvalidator.addValidation("Email","maxlen=50");
  frmvalidator.addValidation("Email","req");
  frmvalidator.addValidation("Email","email");
  
  frmvalidator.addValidation("Phone","maxlen=50");
  frmvalidator.addValidation("Phone","numeric");
  
  frmvalidator.addValidation("Address","maxlen=50");
  frmvalidator.addValidation("Country","dontselect=0");
  
 frmvalidator.setAddnlValidationFunction("DoCustomValidation");
  
  function mytest(){
  	
  	strError='';
	var frm = document.forms["myform"];
	if(frm.FirstName.value != frm.LastName.value){
		strError="FirstName doesnt match LastName";
	}

  	if(summary){
		error+=strError+br;
	}else{
		alert(strError);
	}
  }
 

</script>

  -------------------------------------------------------------------------
	                    JavaScript Form Validator 
                                Version 2.0.2
	Copyright 2003 JavaScript-coder.com. All rights reserved.
	You use this script in your Web pages, provided these opening credit
    lines are kept intact.
	The Form validation script is distributed free from JavaScript-Coder.com

	You may please add a link to JavaScript-Coder.com, 
	making it easy for others to find this script.
	Checkout the Give a link and Get a link page:
	http://www.javascript-coder.com/links/how-to-link.php

    You may not reprint or redistribute this code without permission from 
    JavaScript-Coder.com.
	
	JavaScript Coder
	It precisely codes what you imagine!
	Grab your copy here:
		http://www.javascript-coder.com/
    -------------------------------------------------------------------------  
*/
var error='';
var br='\r\n';
var summary=true;
function Validator(frmname)
{
  this.formobj=document.forms[frmname];
	if(!this.formobj)
	{
	  alert("BUG: couldnot get Form object "+frmname);
		return;
	}
	if(this.formobj.onsubmit)
	{
	 this.formobj.old_onsubmit = this.formobj.onsubmit;
	 this.formobj.onsubmit=null;
	}
	else
	{
	 this.formobj.old_onsubmit = null;
	}
	this.formobj.onsubmit=form_submit_handler;
	this.addValidation = add_validation;
	this.setAddnlValidationFunction=set_addnl_vfunction;
	this.clearAllValidations = clear_all_validations;
}
function set_addnl_vfunction(functionname)
{
  this.formobj.addnlvalidation = functionname;
}
function clear_all_validations()
{
	for(var itr=0;itr < this.formobj.elements.length;itr++)
	{
		this.formobj.elements[itr].validationset = null;
	}
}
//###
function form_submit_handler()
{
	
	for(var itr=0;itr < this.elements.length;itr++)
	{
		if(this.elements[itr].validationset &&
	   !this.elements[itr].validationset.validate())
		{
		
		  return false;
		}
	}
	if(this.addnlvalidation)
	{
	  str =" var ret = "+this.addnlvalidation+"()";
	  eval(str);
	  error+=ret;
	}
	if(error==''){
		return true;
	}else{
		
		ele=document.getElementById('error');
  		//ele.innerHTML=error;
		alert(error);
		error='';
		return false;
	}
	
	
}
function add_validation(itemname,descriptor,errstr)
{
  if(!this.formobj)
	{
	  alert("BUG: the form object is not set properly");
		return;
	}//if
	var itemobj = this.formobj[itemname];
  if(!itemobj)
	{
	  alert("BUG: Couldnot get the input object named: "+itemname);
		return;
	}
	if(!itemobj.validationset)
	{
	  itemobj.validationset = new ValidationSet(itemobj);
	}
  itemobj.validationset.add(descriptor,errstr);
}
function ValidationDesc(inputitem,desc,error)
{
  this.desc=desc;
	this.error=error;
	this.itemobj = inputitem;
	this.validate=vdesc_validate;
}
function vdesc_validate()
{
 if(!V2validateData(this.desc,this.itemobj,this.error))
 {
    this.itemobj.focus();
		return false;
 }
 return true;
}
function ValidationSet(inputitem)
{
    this.vSet=new Array();
	this.add= add_validationdesc;
	this.validate= vset_validate;
	this.itemobj = inputitem;
}
function add_validationdesc(desc,error)
{
  this.vSet[this.vSet.length]= 
	  new ValidationDesc(this.itemobj,desc,error);
}
//###
function vset_validate()
{
   for(var itr=0;itr<this.vSet.length;itr++)
	 {
	   if(!this.vSet[itr].validate())
		 {
			if(summary){
		   		return true;
			}else{
				return false;
			}
		 }
	 }
	 return true;
}
function validateEmailv2(email)
{
// a very simple email validation checking. 
// you can add more complex email checking if it helps 
    if(email.length <= 0)
	{
	  return true;
	}
    var splitted = email.match("^(.+)@(.+)$");
    if(splitted == null) return false;
    if(splitted[1] != null )
    {
      var regexp_user=/^\"?[\w-_\.]*\"?$/;
      if(splitted[1].match(regexp_user) == null) return false;
    }
    if(splitted[2] != null)
    {
      var regexp_domain=/^[\w-\.]*\.[A-Za-z]{2,4}$/;
      if(splitted[2].match(regexp_domain) == null) 
      {
	    var regexp_ip =/^\[\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\]$/;
	    if(splitted[2].match(regexp_ip) == null) return false;
      }// if
      return true;
    }
return false;
}
function V2validateData(strValidateStr,objValue,strError) 
{ 
    var epos = strValidateStr.search("="); 
    var  command  = ""; 
    var  cmdvalue = ""; 
    if(epos >= 0) 
    { 
     command  = strValidateStr.substring(0,epos); 
     cmdvalue = strValidateStr.substr(epos+1); 
    } 
    else 
    { 
     command = strValidateStr; 
    } 
    switch(command) 
    { 
        case "req": 
        case "required": 
         { 
           if(eval(objValue.value.length) == 0) 
           { 
              if(!strError || strError.length ==0) 
              { 
                strError = objValue.name + " : Required Field"; 
              }//if 
				if(summary){
					error+=strError+br;
				}else{
					alert(strError);
				}
               return false;
			  
              
           }//if 
           break;             
         }//case required 
        case "maxlength": 
        case "maxlen": 
          { 
             if(eval(objValue.value.length) >  eval(cmdvalue)) 
             { 
               if(!strError || strError.length ==0) 
               { 
                 strError = objValue.name + " : "+cmdvalue+" characters maximum "; 
               }//if 
			   if(summary){
					error+=strError + "\n[Current length = " + objValue.value.length + " ]"+br;
				}else{
					 alert(strError + "\n[Current length = " + objValue.value.length + " ]"); 
				}
               return false; 
             }//if 
             break; 
          }//case maxlen 
        case "minlength": 
        case "minlen": 
           { 
             if(eval(objValue.value.length) <  eval(cmdvalue)) 
             { 
               if(!strError || strError.length ==0) 
               { 
                 strError = objValue.name + " : " + cmdvalue + " characters minimum  "; 
               }//if               
               
			   if(summary){
					error+=strError + "\n[Current length = " + objValue.value.length + " ]"+br;
				}else{
					 alert(strError + "\n[Current length = " + objValue.value.length + " ]"); 
				}
               return false;                 
             }//if 
             break; 
            }//case minlen 
        case "alnum": 
        case "alphanumeric": 
           { 
              var charpos = objValue.value.search("[^A-Za-z0-9]"); 
              if(objValue.value.length > 0 &&  charpos >= 0) 
              { 
               if(!strError || strError.length ==0) 
                { 
                  strError = objValue.name+": Only alpha-numeric characters allowed "; 
                }//if 
				if(summary){
					error+=strError + "\n [Error character position " + eval(charpos+1)+"]"+br;
				}else{
					 alert(strError + "\n [Error character position " + eval(charpos+1)+"]"); 
				}
                return false; 
              }//if 
              break; 
           }//case alphanumeric 
        case "num": 
        case "numeric": 
           { 
              var charpos = objValue.value.search("[^0-9]"); 
              if(objValue.value.length > 0 &&  charpos >= 0) 
              { 
                if(!strError || strError.length ==0) 
                { 
                  strError = objValue.name+": Only digits allowed "; 
                }//if               
				if(summary){
					error+=strError + "\n [Error character position " + eval(charpos+1)+"]"+br;
				}else{
					  alert(strError + "\n [Error character position " + eval(charpos+1)+"]");  
				}
                return false; 
              }//if 
              break;               
           }//numeric 
        case "alphabetic": 
        case "alpha": 
           { 
              var charpos = objValue.value.search("[^A-Za-z]"); 
              if(objValue.value.length > 0 &&  charpos >= 0) 
              { 
                  if(!strError || strError.length ==0) 
                { 
                  strError = objValue.name+": Only alphabetic characters allowed "; 
                }//if                             
				if(summary){
					error+=strError + "\n [Error character position " + eval(charpos+1)+"]"+br;
				}else{
					  alert(strError + "\n [Error character position " + eval(charpos+1)+"]"); 
				}
                return false; 
              }//if 
              break; 
           }//alpha 
		case "alnumhyphen":
			{
              var charpos = objValue.value.search("[^A-Za-z0-9\-_]"); 
              if(objValue.value.length > 0 &&  charpos >= 0) 
              { 
                  if(!strError || strError.length ==0) 
                { 
                  strError = objValue.name+": characters allowed are A-Z,a-z,0-9,- and _"; 
                }//if                             
               if(summary){
					error+=strError + "\n [Error character position " + eval(charpos+1)+"]"+br;
				}else{
					  alert(strError + "\n [Error character position " + eval(charpos+1)+"]"); 
				}
                return false; 
              }//if 			
			break;
			}
        case "email": 
          { 
               if(!validateEmailv2(objValue.value)) 
               { 
                 if(!strError || strError.length ==0) 
                 { 
                    strError = objValue.name+": Enter a valid Email address "; 
                 }//if                                               
                
				 if(summary){
					error+=strError+br;
				}else{
					  alert(strError);
				}
                 return false; 
               }//if 
           break; 
          }//case email 
        case "lt": 
        case "lessthan": 
         { 
            if(isNaN(objValue.value)) 
            { 
             
			   if(summary){
					error+=objValue.name+": Should be a number "+br;
				}else{
					   alert(objValue.name+": Should be a number "); 
				}
              return false; 
            }//if 
            if(eval(objValue.value) >=  eval(cmdvalue)) 
            { 
              if(!strError || strError.length ==0) 
              { 
                strError = objValue.name + " : value should be less than "+ cmdvalue; 
              }//if               
			  if(summary){
					error+=strError+br;
				}else{
					   alert(strError);
				}
              return false;                 
             }//if             
            break; 
         }//case lessthan 
        case "gt": 
        case "greaterthan": 
         { 
            if(isNaN(objValue.value)) 
            { 
              
			  if(summary){
					error+=objValue.name+": Should be a number "+br;
				}else{
					  alert(objValue.name+": Should be a number "); 
				}
              return false; 
            }//if 
             if(eval(objValue.value) <=  eval(cmdvalue)) 
             { 
               if(!strError || strError.length ==0) 
               { 
                 strError = objValue.name + " : value should be greater than "+ cmdvalue; 
               }//if               
			   
			   if(summary){
					error+=strError+br;
				}else{
					 alert(strError);
				}
               return false;                 
             }//if             
            break; 
         }//case greaterthan 
        case "regexp": 
         { 
		 	if(objValue.value.length > 0)
			{
	            if(!objValue.value.match(cmdvalue)) 
	            { 
	              if(!strError || strError.length ==0) 
	              { 
	                strError = objValue.name+": Invalid characters found "; 
	              }//if                                                               
				   if(summary){
					error+=strError+br;
				}else{
					 alert(strError);
				}
	              return false;                   
	            }//if 
			}
           break; 
         }//case regexp 
        case "dontselect": 
         { 
            if(objValue.selectedIndex == null) 
            { 
             
			   if(summary){
					error+="BUG: dontselect command for non-select Item"+br;
				}else{
					 alert("BUG: dontselect command for non-select Item"); 
				}
              return false; 
            } 
            if(objValue.selectedIndex == eval(cmdvalue)) 
            { 
             if(!strError || strError.length ==0) 
              { 
              strError = objValue.name+": Please Select one option "; 
              }//if                                                               
               if(summary){
					error+=strError+'\n';
				}else{
					 alert(strError);
				}
              return false;                                   
             } 
             break; 
         }//case dontselect 
    }//switch 
    return true; 
}
/*
	Copyright 2003 JavaScript-coder.com. All rights reserved.
*/