/*
  -------------------------------------------------------------------------
	                    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/
		
	mofified 22/04/07 by Martin Lowery
    -------------------------------------------------------------------------  
*/
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);
    if(!ret) return ret;
	}
	return true;
}
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())
		 {
		   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,objValue2) 
{ 	
    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 "age": 
         { 
		 	if (objValue.value < 16) {
				alert(strError);
				return false;
			}
         	break;  
         }//case age
		 
		case "jcap": 
         { 
		 	var uword = hex_md5(objValue.value);

			if (uword==cword[anum-1]) {
				return true;
			}

			else {
				//alert('Enter the code as it is shown!');
				alert(strError);
				//document.getElementById('uword').focus(); 
				return false;
			}
         	break;  
         }//case jcap
	 
		case "checked": 
         { 
		 	if (objValue.checked == false) {
				alert(strError);
				return false
			}
         	break;  
         }//case checked
        
		case "confirm": 
         { 
		 	if (confirm(strError) == false) { 
              	return false;
            } 
         	break;  
         }//case checked
		 
		case "match": 
         { 
			if (objValue.value != cmdvalue) {
				alert(strError);
				return false
			}
         	break;  
         }//case match
		 
		case "req": 
        case "required": 
         { 
           if(eval(objValue.value.length) == 0) 
           { 
              if(!strError || strError.length ==0) 
              { 
                strError = objValue.name + " : Required Field"; 
              }//if 
              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 
               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               
               alert(strError + "\n[Current length = " + objValue.value.length + " ]"); 
               return false;                 
             }//if 
             break; 
            }//case minlen 
		 case "minlen2": 
           { 
             if(eval(objValue.value.length) <  eval(cmdvalue)) 
             { 
               if(!strError || strError.length ==0) 
               { 
                 strError = objValue.name + " : " + cmdvalue + " characters minimum  "; 
               }//if               
               alert(strError); 
               return false;                 
             }//if 
             break; 
            }//case minlen 
        case "alnum": 2
        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 
                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               
                alert(strError + "\n [Error character position " + eval(charpos+1)+"]"); 
                return false; 
              }//if 
              break;               
           }//numeric 
		case "tel": 
        case "telephone": 
           { 
              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               
                alert(strError + "\n [Error character position " + eval(charpos+1)+"]"); 
                return false; 
              }//if 
              break;               
           }//telephone    
        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                             
                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                             
                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                                               
                 alert(strError); 
                 return false; 
               }//if 
           break; 
          }//case email 
        case "lt": 
        case "lessthan": 
         { 
            if(isNaN(objValue.value)) 
            { 
              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               
              alert(strError); 
              return false;                 
             }//if             
            break; 
         }//case lessthan 
        case "gt": 
        case "greaterthan": 
         { 
            if(isNaN(objValue.value)) 
            { 
              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               
               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                                                               
	              alert(strError); 
	              return false;                   
	            }//if 
			}
           break; 
         }//case regexp 
        case "dontselect": 
         { 
            if(objValue.selectedIndex == null) 
            { 
              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                                                               
              alert(strError); 
              return false;                                   
             } 
             break; 
         }//case dontselect 

    }//switch 
    return true; 
}
/*
	Copyright 2003 JavaScript-coder.com. All rights reserved.
*/


<!--BEGIN WORD FILTER JAVASCRIPT-->

// Word Filter 2.0
// (c) 2002 Premshree Pillai
// Created : 29 September 2002
// http://www.qiksearch.com
// http://javascript.qik.cjb.net
// E-mail : qiksearch@rediffmail.com


//return 	wordFilter('form1',['name','email','subject','message']);

//var swear_words_arr=new Array("fuck","bloody","cunt","bastard","ass","wank","twat","bastard","bollox","bollocks","suck","shit","crap","arse","dildo","slag","tosser","anal","pussy","spunk","japseye","helmet","cock","flaps","tit","nob","knob","cunnilingus","fellatio","blowjob","finger","shag","bugger","sex","porn","xxx","wank","knuckleshuffle","bender","gay","queer","poof","beaver","bitch","boob","bum","butt","clit","dick","willy","fart","fanny","jerk","nuts","whore","stiffy","penis","vag","bellend","pubic","pube","boner","coon","cum","nigger","nigga","faggot","fist","semen","minge","mong","prick","vulva","rimmer","schmuck","faeces","slut","spakka","spastick","spaz","masterbate","masterbation","pakki","packy","packi","paki","kunt","fook","shaft","chink","chinkie","hooker","poo","testicle","gonad","jism","urine","urinate","hump","jew","sodding","jesus","christ","god","buddah","mohamed","messiah","lesbian","lessa","lesser","lezzer","homo","anilingus","camp","condom","circumcised","fag","fluffer","vibrator","gag","hump","hustler","lube","meat","muff","pansy","pervert","pork","s&m","sadomasochism","s/m","heshe","he-she","sixtynine","sixty-nine","sisy","sod","erotic","juggs","ejaculate","penile","sperm","scrotum","erection","orgasm","libido","stiffy","kamasutra","wound","slapper","piss","wee","libido","bible","buxom","frigid","impotent","snatch","foreskin","forskin","bullshit","genitals","felch","swallow","turd","nipples","copulate","oral","throbbing","bestiality","anus","climax","deepthrought","doggystyle","penetration","fellate","fetish","fondle","fornicate","foreplay","g-spot","hardcore","necrophilia","orgy","nyphonamia","gash");

var swear_words_arr=new Array("fuck","sh*te","bloody","cunt","bastard","wank","twat","bastard","bollox","bollocks","shit","crap","arse","dildo","slag","tosser","anal","pussy","spunk","japseye","helmet","cock","flaps","tit","nob","knob","cunnilingus","fellatio","blowjob","finger","shag","bugger","sex","porn","xxx","knuckleshuffle","bender","gay","queer","poof","beaver","bitch","boob","bum","butt","clit","dick","fart","fanny","jerk","nuts","whore","stiffy","penis","vag","bellend","pubic","pube","boner","coon","cum","nigger","nigga","faggot","fist","semen","minge","prick","vulva","rimmer","schmuck","faeces","slut","spakka","spastick","spaz","masterbate","masterbation","pakki","packy","packi","paki","kunt","fook","shaft","chink","chinkie","hooker","poo","testicle","gonad","jism","urine","urinate","hump","jew","sodding","jesus","christ","buddah","mohamed","messiah","lesbian","lessa","lesser","lezzer","homo","anilingus","camp","condom","circumcised","fag","fluffer","vibrator","gag","hump","hustler","lube","meat","muff","pansy","pervert","pork","s&m","sadomasochism","s/m","heshe","he-she","sixtynine","sixty-nine","sisy","sod","erotic","juggs","ejaculate","penile","sperm","scrotum","erection","orgasm","libido","stiffy","kamasutra","wound","slapper","piss","wee","libido","bible","buxom","frigid","impotent","snatch","foreskin","forskin","bullshit","genitals","felch","swallow","turd","nipples","copulate","oral","throbbing","bestiality","anus","climax","deepthrought","doggystyle","penetration","fellate","fetish","fondle","fornicate","foreplay","g-spot","hardcore","necrophilia","orgy","nyphonamia","gash");

var swear_alert_arr=new Array();
var swear_alert_count=0;

function reset_alert_count()
{
 swear_alert_count=0;
}

function wordFilter(form,fields)
{
	reset_alert_count();
	var compare_text;
	var fieldErrArr=new Array();
	var fieldErrIndex=0;
	for(var i=0; i<fields.length; i++)
	{
		eval('compare_text=document.' + form + '.' + fields[i] + '.value;');
		for(var j=0; j<swear_words_arr.length; j++)
		{
			for(var k=0; k<(compare_text.length); k++)
			{
				if(swear_words_arr[j]==compare_text.substring(k,(k+swear_words_arr[j].length)).toLowerCase()) 
				{
					swear_alert_arr[swear_alert_count]=compare_text.substring(k,(k+swear_words_arr[j].length));
					swear_alert_count++;
					fieldErrArr[fieldErrIndex]=i;
					fieldErrIndex++;
				}
			}
		}
	}
	var alert_text="";
	for(var k=1; k<=swear_alert_count; k++)
	{
		alert_text+="\n" + "(" + k + ")  " + swear_alert_arr[k-1];
		eval('compare_text=document.' + form + '.' + fields[fieldErrArr[0]] + '.focus();');
		eval('compare_text=document.' + form + '.' + fields[fieldErrArr[0]] + '.select();');
	}
	if(swear_alert_count>0)
	{
		alert("The form cannot be submitted.\nThe following illegal words were found:\n_______________________________\n" + alert_text + "\n_______________________________");
		
		//alert("The form cannot be submitted. Illegal words were found.");
		
		return false;
	}
	else
	{
		return true;
	}
}

<!--END WORD FILTER JAVASCRIPT-->

<!--DATE CHECK JAVASCRIPT-->
var monthLength = new Array(31,28,31,30,31,30,31,31,30,31,30,31);

function checkDate(name)
{
	var dateExists = true;
	var x = form.elements;
	//var day = parseInt(x[name+"_day"].options[x[name+"_day"].selectedIndex].value);
	//var month = parseInt(x[name+"_month"].options[x[name+"_month"].selectedIndex].value);
	//var year = parseInt(x[name+"_year"].options[x[name+"_year"].selectedIndex].value);
	
	var day = parseInt(x[name+"_dd"].options[x[name+"_dd"].selectedIndex].value);
	var month = parseInt(x[name+"_mm"].options[x[name+"_mm"].selectedIndex].value);
	var year = parseInt(x[name+"_yyyy"].options[x[name+"_yyyy"].selectedIndex].value);
	
	if (!day || !month || !year)
	{
		form.datevalid.value = 'no'
		//alert('Please fill in a complete date');
		return;
	}

	if (year/4 == parseInt(year/4))
		monthLength[1] = 29;

	if (day > monthLength[month-1])
		dateExists = false;

	monthLength[1] = 28;

	form.datevalid.value = ((dateExists) ? 'yes' : 'no');
	if (!dateExists) return;

	var now = new Date();
	now = now.getTime(); //NN3

	var dateToCheck = new Date();
	dateToCheck.setYear(year);
	dateToCheck.setMonth(month-1);
	dateToCheck.setDate(day);
	var checkDate = dateToCheck.getTime();

	var futureDate = (now < checkDate);
	var pastDate = (now > checkDate);

	//form.results.value += ' In the future? '  + ((futureDate) ? 'Yes' : 'No') + '\n';

	//form.results.value += ' In the past? '  + ((pastDate) ? 'Yes' : 'No');

}